{"id":2803,"date":"2022-01-24T15:47:48","date_gmt":"2022-01-24T18:47:48","guid":{"rendered":"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/?page_id=2803"},"modified":"2024-08-18T14:12:14","modified_gmt":"2024-08-18T17:12:14","slug":"dissertacao-2-3-3-medida-de-area","status":"publish","type":"page","link":"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-2-3-3-medida-de-area\/","title":{"rendered":"2.3.3 Medida de \u00c1rea"},"content":{"rendered":"\n<h3 style=\"text-indent: 4em; text-align: justify;\">Utilizamos <a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">Lima (1995<\/a>, p. 51-53) e <a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#bellemain-lima-2002\">Bellemain e Lima (2002)<\/a> para apresentar uma estrutura matem\u00e1tica para o conceito de \u00c1rea de superf\u00edcies planas, para o processo de medir \u00e1rea. Inicialmente, os autores convencionaram que o termo superf\u00edcie significa um conjunto limitado do plano euclidiano. O ponto de partida foi definir uma fun\u00e7\u00e3o <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>, chamada <strong>fun\u00e7\u00e3o \u00e1rea<\/strong>, em um conjunto <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> de superf\u00edcies, com valores em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-98ff0241343a41804c188a96c5e8f818_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#94;&#123;&#43;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"23\" style=\"vertical-align: 0px;\"\/> (os n\u00fameros reais n\u00e3o negativos) e que possua certas propriedades julgadas apropriadas para caracterizarem a Grandeza \u00e1rea, a saber:<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>i)<\/em> <strong>positividade<\/strong>: se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> tem interior n\u00e3o vazio, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0ab6345005f1e5ec242313b1dac9b466_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;&#62;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"70\" style=\"vertical-align: -5px;\"\/>;<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Ou seja, uma figura de interior n\u00e3o vazio tem \u00c1rea positiva (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#bellemain-lima-2002\">BELLEMAIN; LIMA, 2002<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>ii)<\/em> <strong>aditividade<\/strong>: <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-bc4e75e13d4ffbb012c291456bcfd0af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#32;&#92;&#99;&#117;&#112;&#32;&#66;&#41;&#61;&#102;&#40;&#65;&#41;&#43;&#102;&#40;&#66;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"192\" style=\"vertical-align: -5px;\"\/>, se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> s\u00e3o \u201cquase disjuntos\u201d, isto \u00e9, se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-3fe39060a3cbab44c4551baaa6813046_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#99;&#97;&#112;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"47\" style=\"vertical-align: 0px;\"\/> cont\u00e9m, quando muito, pontos de suas fronteiras;<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Isto \u00e9, se duas figuras <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> que t\u00eam em comum no m\u00e1ximo pontos de suas fronteiras, ent\u00e3o a \u00c1rea da figura <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-da08bec57b87d6eb783d4c2a74af2c60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#99;&#117;&#112;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"47\" style=\"vertical-align: 0px;\"\/>, uni\u00e3o de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, \u00e9 a soma da \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> com a \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#bellemain-lima-2002\">BELLEMAIN; LIMA, 2002<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>iii)<\/em> <strong>invari\u00e2ncia por isometrias<\/strong>: se uma figura plana <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> \u00e9 transformada em outra, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, de modo que a dist\u00e2ncia entre dois pontos quaisquer de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> fica inalterada em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-15e2714da4369521756412e0754608e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;&#61;&#102;&#40;&#66;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"99\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Em outros termos, se uma figura plana <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> \u00e9 transformada em outra, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, de modo que a dist\u00e2ncia entre dois pontos quaisquer de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> fica inalterada em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> t\u00eam a mesma \u00c1rea (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#bellemain-lima-2002\">BELLEMAIN; LIMA, 2002<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Adotadas as propriedades acima, os autores imp\u00f5em a quest\u00e3o matem\u00e1tica de caracterizar o dom\u00ednio <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> da fun\u00e7\u00e3o <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>. Eles destacaram que, se s\u00e3o exigidas as condi\u00e7\u00f5es acima para a fun\u00e7\u00e3o \u00e1rea, n\u00e3o \u00e9 poss\u00edvel medir todo subconjunto do plano. Desse modo, \u00e9 preciso saber quais superf\u00edcies s\u00e3o <strong>mensur\u00e1veis<\/strong> por <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>. Esse \u00e9 um tema pr\u00f3prio da Teoria da Medida, que \u00e9 contornado pelos autores ao convencionarem que <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> satisfaz a axiomas que asseguram que as figuras planas da matem\u00e1tica escolar s\u00e3o mensur\u00e1veis, entre outros:<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><strong>Axioma 1<\/strong>. Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-1b36af3c17dc1dfbe1e657a2d8a73986_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;&#44;&#32;&#66;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"105\" style=\"vertical-align: -4px;\"\/>, ent\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-3227c4fbb7e3b97f692381d4808b48fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#99;&#117;&#112;&#32;&#66;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"82\" style=\"vertical-align: -1px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-14a9d63f158755c6c02529826bb14570_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#115;&#101;&#116;&#109;&#105;&#110;&#117;&#115;&#32;&#66;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"79\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-09634e79620fdded1ab5a3e871c3bc12_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#115;&#101;&#116;&#109;&#105;&#110;&#117;&#115;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"44\" style=\"vertical-align: -5px;\"\/> representa a diferen\u00e7a dos conjuntos <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, que \u00e9 o conjunto dos elementos de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> que n\u00e3o est\u00e3o em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><strong>Axioma 2<\/strong>. Os quadrados pertencem a <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><strong>Axioma 3<\/strong>. Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> \u00e9 limitado e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-85ade364f8c0117afd7bc367da680fa2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#61;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#110;&#61;&#48;&#125;&#94;&#123;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#65;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"\/> com <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-7e96a8d07587c8eb54d4b77392e43dda_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#95;&#123;&#110;&#125;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"57\" style=\"vertical-align: -3px;\"\/>, para todo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/>, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-cd562cfab208e2344f8a4d46d4124487_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"48\" style=\"vertical-align: -1px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Os autores tomaram, ent\u00e3o, um quadrado <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b60fc262803f27ba3717d8ec4eb656d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>, para superf\u00edcie unit\u00e1ria. Para quadrado unit\u00e1rio \u00e9, em geral, escolhido aquele cujo lado \u00e9 um segmento unit\u00e1rio, isto \u00e9, de comprimento 1. Portanto, sejam <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b60fc262803f27ba3717d8ec4eb656d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> esse quadrado e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/> a fun\u00e7\u00e3o \u00e1rea tal que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25788b5d71c80d5d9656bce3efd3ff12_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#85;&#41;&#61;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"80\" style=\"vertical-align: -5px;\"\/>. Estabelece-se, ent\u00e3o, a terminologia: <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d484bff14fdbfabe17a27fc38c64d702_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"46\" style=\"vertical-align: -5px;\"\/>, \u00e9 a Medida de \u00c1rea da superf\u00edcie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>, na unidade de medida <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b60fc262803f27ba3717d8ec4eb656d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>. Com isso, uma figura <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> que se possa construir como uni\u00e3o finita de quadrados unit\u00e1rios quase disjuntos pertence a <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> e o valor <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d484bff14fdbfabe17a27fc38c64d702_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"46\" style=\"vertical-align: -5px;\"\/> \u00e9 o n\u00famero de quadrados unit\u00e1rios contidos na figura (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Na etapa seguinte da constru\u00e7\u00e3o da fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/>, os autores ressaltaram um instrumento fundamental que s\u00e3o as f\u00f3rmulas de \u00e1rea. Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> \u00e9 um quadrado qualquer cujo lado tem comprimento de medida inteira <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>, pode-se ver, de imediato, que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0ff4b64c79ddc23e8a60feba191e8f38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;&#61;&#97;&#94;&#123;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"87\" style=\"vertical-align: -5px;\"\/>. Por subdivis\u00e3o apropriada do lado do quadrado <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b60fc262803f27ba3717d8ec4eb656d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>, deduz-se que, se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> tem lado racional <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>, tamb\u00e9m ser\u00e1 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0ff4b64c79ddc23e8a60feba191e8f38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;&#61;&#97;&#94;&#123;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"87\" style=\"vertical-align: -5px;\"\/>. Esta mesma f\u00f3rmula vale mesmo se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> \u00e9 irracional. Para se deduzir tal fato, no entanto, \u00e9 necess\u00e1rio que se adote mais uma propriedade a ser verificada pela fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/>. A fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/> que o satisfa\u00e7a poder\u00e1 ser calculada em quadrados de lado com medida irracional e, mais geralmente ainda, em superf\u00edcies de fronteiras curvas. Uma formula\u00e7\u00e3o poss\u00edvel \u00e9:<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><strong>Axioma 4<\/strong>. <strong>Aditividade para uni\u00f5es enumer\u00e1veis<\/strong>: se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-cd562cfab208e2344f8a4d46d4124487_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"48\" style=\"vertical-align: -1px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-85ade364f8c0117afd7bc367da680fa2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#61;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#110;&#61;&#48;&#125;&#94;&#123;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#65;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"\/> com <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-7e96a8d07587c8eb54d4b77392e43dda_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#95;&#123;&#110;&#125;&#32;&#92;&#105;&#110;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"57\" style=\"vertical-align: -3px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-044d93308d492c5e1604d5abba74d712_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#95;&#123;&#110;&#125;&#32;&#92;&#99;&#97;&#112;&#32;&#65;&#95;&#123;&#110;&#43;&#49;&#125;&#61;&#92;&#118;&#97;&#114;&#110;&#111;&#116;&#104;&#105;&#110;&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"119\" style=\"vertical-align: -5px;\"\/>, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-dff4cda7a7763286ae87bfc4aa90eb83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;&#61;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#110;&#61;&#48;&#125;&#94;&#123;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#102;&#40;&#65;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"156\" style=\"vertical-align: -5px;\"\/>. (Express\u00e3o da \u00c1rea como a soma de uma s\u00e9rie).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">O c\u00e1lculo do valor <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d484bff14fdbfabe17a27fc38c64d702_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"46\" style=\"vertical-align: -5px;\"\/> envolve a passagem ao limite de uma sequ\u00eancia de valores que s\u00e3o as somas parciais da s\u00e9rie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-c8a6736b9e7ba38e0180cf81a7422706_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#32;&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"77\" style=\"vertical-align: -5px;\"\/>, onde <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b443a14ad22d4ba1c9b0c17bf8c7ef4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"21\" style=\"vertical-align: -3px;\"\/> \u00e9 uma das figuras que comp\u00f5em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>. Dessa forma surge o conceito de \u00c1rea aproximada de uma superf\u00edcie. O valor <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d484bff14fdbfabe17a27fc38c64d702_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"46\" style=\"vertical-align: -5px;\"\/> \u00e9, na pr\u00e1tica, obtido pelo valor de somas parciais de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-c8a6736b9e7ba38e0180cf81a7422706_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#32;&#102;&#95;&#123;&#85;&#125;&#40;&#65;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"77\" style=\"vertical-align: -5px;\"\/> com a aproxima\u00e7\u00e3o desejada (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Tais axiomas permitem, por outro lado, a demonstra\u00e7\u00e3o de que uma fun\u00e7\u00e3o \u00e1rea <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/> satisfazendo \u00e0s condi\u00e7\u00f5es acima referidas est\u00e1 definida em todos os quadrados, tri\u00e2ngulos e em todas as superf\u00edcies que se decomp\u00f5em em uni\u00f5es finitas de tri\u00e2ngulos cujos interiores sejam disjuntos dois a dois. Em suma, em toda superf\u00edcie poligonal. Mais ainda, uma figura plana <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>, mesmo n\u00e3o poligonal, isto \u00e9, com fronteiras curvas, que pode ser definida como uni\u00e3o enumer\u00e1vel de superf\u00edcies mensur\u00e1veis, \u00e9 mensur\u00e1vel (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">O autor destaca que se a superf\u00edcie unit\u00e1ria for mudada, \u00e9 poss\u00edvel deduzir que a fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/>, definida em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> da forma indicada acima \u00e9 \u00fanica. Para isso, os autores consideraram, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-bdb1986ae1ab896ae7b357edf3f5c22a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#87;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"24\" style=\"vertical-align: -4px;\"\/> uma fun\u00e7\u00e3o \u00e1rea, definida em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> (satisfazendo, ent\u00e3o, aos axiomas de positividade, aditividade e invari\u00e2ncia por isometrias) tal que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-07916755d255b811149e96ef5d0ff92c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#87;&#125;&#40;&#87;&#41;&#61;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"89\" style=\"vertical-align: -5px;\"\/>. A superf\u00edcie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-4caed22919a1780df1b6310b338b904e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#87;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"\/> \u00e9 uma nova superf\u00edcie unit\u00e1ria. Seja <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9f52457e45e8872ab4dedb78b30c8f43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#61;&#102;&#95;&#123;&#87;&#125;&#40;&#85;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"85\" style=\"vertical-align: -5px;\"\/> e tome a fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-46193fe27e89d41468dfdb9272c8bd52_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#61;&#49;&#47;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#102;&#95;&#123;&#87;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"85\" style=\"vertical-align: -5px;\"\/>. Vemos que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d208fd391fa57c168dc0f151de829fee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"\/> \u00e9 tamb\u00e9m uma fun\u00e7\u00e3o \u00e1rea definida em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>. Temos, portanto, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-809be990dd613a307cd4f92a5bdd1192_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#40;&#85;&#41;&#61;&#40;&#49;&#47;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#41;&#32;&#102;&#95;&#123;&#87;&#125;&#40;&#85;&#41;&#61;&#40;&#49;&#47;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#41;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#61;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"275\" style=\"vertical-align: -5px;\"\/>. Mas sabemos que a \u00fanica fun\u00e7\u00e3o \u00e1rea que atende a essas condi\u00e7\u00f5es \u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-424daa53e8d64102edd45ccbf0a71964_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/>. Logo, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-f16a1b54261c6ba5cbdab18d75fdf923_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#61;&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"53\" style=\"vertical-align: -4px;\"\/>, isto \u00e9, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5ed02e052cdc4548fbaf7cc6f423f649_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#49;&#47;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#41;&#102;&#95;&#123;&#87;&#125;&#61;&#102;&#95;&#123;&#85;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"109\" style=\"vertical-align: -5px;\"\/> e, portanto, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6f36db7b8f7019a363adbfcad6450ed3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#102;&#95;&#123;&#87;&#125;&#125;&#61;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#102;&#95;&#123;&#85;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"83\" style=\"vertical-align: -4px;\"\/>. Isto \u00e9, dadas duas fun\u00e7\u00f5es \u00e1rea quaisquer, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-f3b783f872aaa20939df149f23c3b154_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#44;&#32;&#104;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"27\" style=\"vertical-align: -4px;\"\/>, definidas em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, elas diferem apenas por um fator de proporcionalidade. A quest\u00e3o que o autor p\u00f5e neste ponto \u00e9 a de explicitar uma estrutura matem\u00e1tica na qual se defina o termo <em>\u00e1rea<\/em>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Dada uma fun\u00e7\u00e3o \u00e1rea <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>, definida em <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, verificamos sua sobreje\u00e7\u00e3o, isto \u00e9, dado um valor real positivo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-461fe1a58a75801541487ddf10d32abd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/>, existe uma superf\u00edcie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>, tal que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0fd468d25a0227033cf7b74becff49dc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;&#61;&#32;&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"\/>. Mas <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> n\u00e3o \u00e9 injetiva, pois h\u00e1 um conjunto de superf\u00edcies de <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, representado por <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-4ef4941af9a3628ff8bc027d0fe291a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;&#40;&#102;&#41;&#95;&#123;&#92;&#109;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"45\" style=\"vertical-align: -6px;\"\/>, tal que, para toda superf\u00edcie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-4ef4941af9a3628ff8bc027d0fe291a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;&#40;&#102;&#41;&#95;&#123;&#92;&#109;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"45\" style=\"vertical-align: -6px;\"\/>, tem-se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-4c6649d1edc928370c2754e9be4c3cb3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#66;&#41;&#61;&#102;&#40;&#65;&#41;&#61;&#32;&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"135\" style=\"vertical-align: -5px;\"\/> (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">O conjunto das superf\u00edcies mensur\u00e1veis <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> pode ser dividido em classes disjuntas. Al\u00e9m disso, essas classes de equival\u00eancia n\u00e3o dependem da fun\u00e7\u00e3o \u00e1rea escolhida. Em outras palavras, partir de outra fun\u00e7\u00e3o \u00e1rea, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-14b463d0ecd5b350ced6cf1d6a12eef3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#104;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/>, (que se sabe, \u00e9 igual a <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d29cd79fa2093e4f18f789f9e01d18df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/>, para algum <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b5c45836864531b8e37025dabadd24a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/>), podemos ver que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-3feac0c335de725ca59114195525e1d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;&#40;&#102;&#41;&#95;&#123;&#92;&#109;&#117;&#125;&#61;&#32;&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#125;&#40;&#104;&#41;&#95;&#123;&#92;&#109;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"115\" style=\"vertical-align: -6px;\"\/>, para todo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-461fe1a58a75801541487ddf10d32abd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/>. Conclu\u00edmos que <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e51b14dc04c5aa2899a3fcba885581d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#32;&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> fica dividido em classes disjuntas <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e0fbc52fd34bf022cd90174b2ea446b6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#83;&#95;&#123;&#92;&#109;&#117;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"21\" style=\"vertical-align: -6px;\"\/>. O conjunto dessas classes, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6f4b1f384f416633721e0a4e2ab28010_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#92;&#117;&#110;&#100;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"14\" style=\"vertical-align: -3px;\"\/>, \u00e9 o <strong>conjunto das \u00e1reas<\/strong>. Dada uma superf\u00edcie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>, sua classe, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2e2c59d0866438dc55d4263205e7a614_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#117;&#110;&#100;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"14\" style=\"vertical-align: -3px;\"\/>, \u00e9 a \u00c1rea <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2e2c59d0866438dc55d4263205e7a614_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#117;&#110;&#100;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"14\" style=\"vertical-align: -3px;\"\/>, isto \u00e9, o conjunto de todas as superf\u00edcies que <strong>t\u00eam a mesma \u00c1rea<\/strong> que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/>, quando medidas por qualquer fun\u00e7\u00e3o \u00e1rea (<a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#lima-1995\">LIMA, 1995<\/a>).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Nesse conjunto de classes, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6f4b1f384f416633721e0a4e2ab28010_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#108;&#100;&#115;&#121;&#109;&#98;&#111;&#108;&#123;&#92;&#117;&#110;&#100;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"14\" style=\"vertical-align: -3px;\"\/> constitu\u00eddo, os autores puderam definir uma rela\u00e7\u00e3o de ordem e duas opera\u00e7\u00f5es, a adi\u00e7\u00e3o de duas classes e a multiplica\u00e7\u00e3o de uma classe por um n\u00famero, que satisfazem a propriedades an\u00e1logas \u00e0s de um espa\u00e7o vetorial unidimensional sobre os reais. O conjunto <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-520cb534cd5b6bed768a61515b57cb7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> \u00e9 uma estrutura matem\u00e1tica que permite o tratamento abstrato do conceito de \u00c1rea, sendo um caso particular de um &#8220;dom\u00ednio de quantidades&#8221;.<\/h3>\n<h3>\u00a0<\/h3>\n<h3 id=\"integral\" style=\"text-align: justify;\"><em>2.3.3.1 C\u00e1lculo de \u00c1reas: Integral de Riemann<\/em><\/h3>\n<h3>\u00a0<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Para rever a introdu\u00e7\u00e3o do conceito de Integral de Riemann, utilizado no c\u00e1lculo de \u00c1reas, utilizamos <a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#guidorizzi-2001\">Guidorizzi (2001<\/a>, p. 302-311).<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Sejam <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> uma fun\u00e7\u00e3o definida em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> um n\u00famero real. Dizemos que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0f6aef42aca26232c31549d1e923a1f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#99;&#95;&#123;&#105;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"112\" style=\"vertical-align: -5px;\"\/> tende a <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, quando <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6940c84a3351822473c3898447c146a4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&aacute;&#120;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"102\" style=\"vertical-align: -3px;\"\/>, e escrevemos <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-c2c3ccd7fe3fe3804027a9c8f760e4a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#105;&#109;&#95;&#123;&#109;&aacute;&#120;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#48;&#125;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#99;&#95;&#123;&#105;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#61;&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"249\" style=\"vertical-align: -5px;\"\/> se, para todo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-598bf3a1989528b5557126bf31694475_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#62;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"41\" style=\"vertical-align: -2px;\"\/>, existir um <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ea3b6ad708cf6f74eebfb8ba56d07b2e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#101;&#108;&#116;&#97;&#32;&#62;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"41\" style=\"vertical-align: -2px;\"\/> que s\u00f3 dependa de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ecb3ec0fc6866e26ec884145e44be817_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/> mas n\u00e3o da particular escolha dos <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d5b58e30fbe1eb47ae800835b47d7594_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"13\" style=\"vertical-align: -3px;\"\/>, tal que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5f643f47d85d3ca06b09a457140e4a66_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#124;&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#99;&#95;&#123;&#105;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#45;&#76;&#124;&#60;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"189\" style=\"vertical-align: -5px;\"\/> para toda parti\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>, com <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e5ea2f954fe3b2726ca5eff9350f4792_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&aacute;&#120;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#60;&#32;&#92;&#100;&#101;&#108;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"97\" style=\"vertical-align: -3px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Tal n\u00famero <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, que quando existe \u00e9 \u00fanico, denomina-se integral de Riemann de <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e indica-se por <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a3a0752676b1051fbc8db3034eb3772a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"75\" style=\"vertical-align: -6px;\"\/>. Ent\u00e3o, por defini\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-e0039bfb81fa20856da38f058c4387b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#61;&#32;&#92;&#108;&#105;&#109;&#95;&#123;&#109;&aacute;&#120;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#48;&#125;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#99;&#95;&#123;&#105;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"312\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a3a0752676b1051fbc8db3034eb3772a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"75\" style=\"vertical-align: -6px;\"\/> existe, ent\u00e3o diremos que <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> \u00e9 integr\u00e1vel segundo Riemann em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Ainda por defini\u00e7\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a75db729ab01aa9cdf757cfdbc1eb26f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"108\" style=\"vertical-align: -6px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d1b4e64c484f7ac34a2bd2f45f47e194_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#61;&#45;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#32;&#40;&#97;&#60;&#98;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"245\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><strong>Teorema<\/strong>. Sejam <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-8a412273742be4aae7443e600dfdc8b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#44;&#32;&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"26\" style=\"vertical-align: -4px;\"\/> integr\u00e1veis em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-3422b6bb5c160593658b7c39425d9880_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/> uma constante. Ent\u00e3o,<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>a)<\/em> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-57f76aa2db4b424b55f49317bfe73971_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#43;&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"41\" style=\"vertical-align: -4px;\"\/> \u00e9 integr\u00e1vel em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e<\/h3>\n<h3 style=\"text-indent: 4em; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6e260d20f5a8ba7a0b946c954ddbf0e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#91;&#102;&#40;&#120;&#41;&#43;&#103;&#40;&#120;&#41;&#93;&#100;&#120;&#61;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#43;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#103;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"331\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>b)<\/em> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-997968a8de543746b4218ed64ae90804_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"20\" style=\"vertical-align: -4px;\"\/> \u00e9 integr\u00e1vel em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-431098a47b190030849830373ad28d71_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#107;&#102;&#40;&#120;&#41;&#100;&#120;&#61;&#107;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"197\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>c)<\/em> Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0f5f963f1ee8cb677c3c173eca9987c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#120;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"67\" style=\"vertical-align: -5px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>, ent\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0bf85185baeaaa0bfa79955f6a69e188_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"108\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\"><em>d)<\/em> Se <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-730fbed4fd42c6b90340168430b182ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#32;&#92;&#105;&#110;&#32;&#92;&#59;&#32;&#93;&#97;&#44;&#32;&#98;&#91;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"65\" style=\"vertical-align: -5px;\"\/> e <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> \u00e9 integr\u00e1vel em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-232b87f588bd0f107432d1283d8d6007_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#99;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-41025a54faddc768ddcc34d10fbe66aa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#99;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"29\" style=\"vertical-align: -5px;\"\/> ent\u00e3o<\/h3>\n<h3 style=\"text-indent: 4em; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-30c963d62cccdee2bc1b444009c30f0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#99;&#125;&#102;&#40;&#120;&#41;&#100;&#120;&#43;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#99;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"271\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Seja <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> cont\u00ednua em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>, com <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0f5f963f1ee8cb677c3c173eca9987c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#120;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"67\" style=\"vertical-align: -5px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>. Podemos definir a \u00c1rea do conjunto <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> do plano limitado pelas retas <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b24e8b3f28f048c85d6ea0f32d59fff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#61;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5fe542187a51f6ede6a965ec5ba0c4a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#61;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5e8ef70615fdaee8588017ac1fdd2da0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"42\" style=\"vertical-align: -4px;\"\/> e pelo gr\u00e1fico de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ec88996bf6548406fe4b6cb46d054581_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#61;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"67\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Seja, ent\u00e3o, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-37d1d314cfbf66336c7855d56334fbde_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#58;&#97;&#61;&#120;&#95;&#123;&#48;&#125;&#60;&#120;&#95;&#123;&#49;&#125;&#60;&#120;&#95;&#123;&#50;&#125;&#60;&#46;&#46;&#46;&#60;&#120;&#95;&#123;&#110;&#125;&#61;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"275\" style=\"vertical-align: -3px;\"\/> uma parti\u00e7\u00e3o de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/> e sejam <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0264debf9d75c7cabd20671120dd965c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"13\" style=\"vertical-align: -3px;\"\/> e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5e6af02c4ff44aaa73fff4a744ffd161_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#97;&#114;&#123;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"13\" style=\"vertical-align: -3px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a0eeadd798a1ae81be66ce94f3679ca1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#120;&#95;&#123;&#105;&#45;&#49;&#125;&#44;&#32;&#120;&#95;&#123;&#105;&#125;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"63\" style=\"vertical-align: -5px;\"\/> tais que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-93a8732e12d8973d5499b0b4d7027802_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"37\" style=\"vertical-align: -5px;\"\/> \u00e9 o valor m\u00ednimo e <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5780e36996d8d37832120bc8e461c14e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"37\" style=\"vertical-align: -5px;\"\/> o valor m\u00e1ximo de <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a0eeadd798a1ae81be66ce94f3679ca1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#120;&#95;&#123;&#105;&#45;&#49;&#125;&#44;&#32;&#120;&#95;&#123;&#105;&#125;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"63\" style=\"vertical-align: -5px;\"\/>. Uma defini\u00e7\u00e3o para a \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> dever\u00e1 implicar que a soma de Riemann <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-498ae1eb81671dfc70c7525aa7ef586b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"112\" style=\"vertical-align: -5px;\"\/> seja uma aproxima\u00e7\u00e3o por falta da \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> e que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-02e704ae5aac6781adf6f9729b2e7593_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"112\" style=\"vertical-align: -5px;\"\/> seja uma aproxima\u00e7\u00e3o por excesso, isto \u00e9, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-85f638e1ad5434eca5103c96f9093403_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#32;&#92;&#108;&#101;&#113;&#32;&aacute;&#114;&#101;&#97;&#32;&#100;&#101;&#32;&#65;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#115;&#117;&#109;&#95;&#123;&#105;&#61;&#49;&#125;&#94;&#123;&#110;&#125;&#102;&#40;&#92;&#98;&#97;&#114;&#123;&#92;&#98;&#97;&#114;&#123;&#99;&#95;&#123;&#105;&#125;&#125;&#125;&#41;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"339\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Como as somas de Riemann mencionadas tendem a <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-a3a0752676b1051fbc8db3034eb3772a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"75\" style=\"vertical-align: -6px;\"\/>, quando <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-6940c84a3351822473c3898447c146a4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&aacute;&#120;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#120;&#95;&#123;&#105;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"102\" style=\"vertical-align: -3px;\"\/>, nada mais natural do que definir a \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> por <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-d1f91d51144f992ef1eecc061fd75b80_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&aacute;&#114;&#101;&#97;&#32;&#92;&#59;&#32;&#100;&#101;&#32;&#92;&#59;&#32;&#65;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#102;&#40;&#120;&#41;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"175\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Da mesma forma define-se \u00c1rea de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"\/> no caso em que <img decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> \u00e9 uma fun\u00e7\u00e3o integr\u00e1vel qualquer, com <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-0f5f963f1ee8cb677c3c173eca9987c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#120;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"67\" style=\"vertical-align: -5px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>.<\/h3>\n<h3>\u00a0<\/h3>\n<h3 style=\"text-align: justify;\"><em>2.3.3.2 C\u00e1lculo de Volumes: Aplica\u00e7\u00f5es da Integral<\/em><\/h3>\n<h3>\u00a0<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Tamb\u00e9m trazemos <a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-referencias\/#guidorizzi-2001\">Guidorizzi (2001<\/a>, p. 411-412) para introduzir c\u00e1lculo de Volumes utilizando integral.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Sabendo que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-47d59ce87fefac0352e15a90d870d70b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#112;&#105;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#91;&#102;&#40;&#120;&#41;&#93;&#94;&#123;&#50;&#125;&#32;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"103\" style=\"vertical-align: -6px;\"\/> \u00e9 a f\u00f3rmula que fornece o Volume do s\u00f3lido de revolu\u00e7\u00e3o obtido pela rota\u00e7\u00e3o, em torno do eixo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/>, do conjunto <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-aa4ce24a49a47c8b58618517dfefe1e5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#61;&#92;&#123;&#40;&#120;&#44;&#32;&#121;&#41;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#124;&#32;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#120;&#32;&#92;&#108;&#101;&#113;&#32;&#98;&#44;&#32;&#48;&#32;&#92;&#108;&#101;&#113;&#32;&#121;&#32;&#92;&#108;&#101;&#113;&#32;&#102;&#40;&#120;&#41;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"317\" style=\"vertical-align: -5px;\"\/>. Observemos que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-1b163a2cfa63619bd76f2efd16e6a09e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#120;&#41;&#61;&#32;&#92;&#112;&#105;&#32;&#91;&#102;&#40;&#120;&#41;&#93;&#94;&#123;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"123\" style=\"vertical-align: -5px;\"\/> \u00e9 a \u00c1rea de interse\u00e7\u00e3o do s\u00f3lido com o plano perpendicular ao eixo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> e passando pelo ponto de abcissa <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/>. Assim, o Volume mencionado anteriormente pode ser colocado na forma<\/h3>\n<h3 style=\"text-indent: 4em; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-fbb903e542b02e222b4afb5cb28e25cb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#118;&#111;&#108;&#117;&#109;&#101;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#65;&#40;&#120;&#41;&#32;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"159\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Seja, portanto, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> um s\u00f3lido qualquer, n\u00e3o necessariamente de revolu\u00e7\u00e3o e seja <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> um eixo escolhido arbitrariamente. Suponhamos que o s\u00f3lido esteja compreendido entre dois planos perpendiculares a <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/>, que interceptam o eixo <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-2b24e8b3f28f048c85d6ea0f32d59fff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#61;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"\/> e em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-5fe542187a51f6ede6a965ec5ba0c4a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#61;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"\/>. Seja <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-28eeca95e88ff7cb5f7eb7171685af4d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/> a \u00c1rea de interse\u00e7\u00e3o do s\u00f3lido com o plano perpendicular a <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> no ponto de abscissa <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/>. Suponhamos que a fun\u00e7\u00e3o <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-28eeca95e88ff7cb5f7eb7171685af4d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/> seja integr\u00e1vel em <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-b28ebca9266518f1a778b4a4b102a2e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#91;&#97;&#44;&#32;&#98;&#93;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"31\" style=\"vertical-align: -5px;\"\/>. Definimos, ent\u00e3o, o Volume do s\u00f3lido por<\/h3>\n<h3 style=\"text-indent: 4em; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/wp-content\/ql-cache\/quicklatex.com-fb54fbab819e61c86e450951eff7a308_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#111;&#108;&#117;&#109;&#101;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#65;&#40;&#120;&#41;&#32;&#100;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"164\" style=\"vertical-align: -6px;\"\/>.<\/h3>\n<h3 style=\"text-indent: 4em; text-align: justify;\">Exposto o referencial te\u00f3rico, no cap\u00edtulo seguinte descrevemos o percurso metodol\u00f3gico da pesquisa.<\/h3>\n<p>\u00a0<\/p>\n<table style=\"width: 100%; border-collapse: collapse; border-color: #ffffff;\">\n<tbody>\n<tr>\n<td style=\"width: 33.3333%; border-color: #ffffff;\">\n<h3 style=\"text-align: left;\"><a href=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-2-3-2-medida\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4539\" src=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-esquerda-300x300.png\" alt=\"\" width=\"30\" height=\"30\" srcset=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-esquerda-300x300.png 300w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-esquerda-150x150.png 150w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-esquerda.png 512w\" sizes=\"(max-width: 30px) 100vw, 30px\" \/><\/a><br \/>2.3.2 Medida<\/h3>\n<\/td>\n<td style=\"width: 33.3333%; border-color: #ffffff;\">\n<h3 style=\"text-align: center;\"><a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4540\" src=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/Home_icon_green-1-300x300.png\" alt=\"\" width=\"30\" height=\"30\" srcset=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/Home_icon_green-1-300x300.png 300w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/Home_icon_green-1-150x150.png 150w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/Home_icon_green-1.png 512w\" sizes=\"(max-width: 30px) 100vw, 30px\" \/><\/a><br \/>In\u00edcio<\/h3>\n<\/td>\n<td style=\"width: 33.3333%; border-color: #ffffff;\">\n<h3 style=\"text-align: right;\"><a href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-3-metodologia\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4538\" src=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-direita-300x300.png\" alt=\"\" width=\"30\" height=\"30\" srcset=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-direita-300x300.png 300w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-direita-150x150.png 150w, https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/files\/2023\/01\/botao-para-a-direita.png 512w\" sizes=\"(max-width: 30px) 100vw, 30px\" \/><\/a><br \/>3 Metodologia<\/h3>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Utilizamos Lima (1995, p. 51-53) e Bellemain e Lima (2002) para apresentar uma estrutura matem\u00e1tica para o conceito de \u00c1rea de superf\u00edcies planas, para o processo de medir \u00e1rea. Inicialmente, os autores convencionaram que o termo superf\u00edcie significa um conjunto &hellip; <a href=\"https:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-2-3-3-medida-de-area\/\">Continue lendo <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":23,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2803","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Blog da Fernanda - 2.3.3 Medida de \u00c1rea<\/title>\n<meta name=\"description\" content=\"Medida de \u00e1rea (parte do Referencial te\u00f3rico) da Disserta\u00e7\u00e3o de Mestrado de Fernanda - Laborat\u00f3rio MultiMeios da UFC\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/blogs.multimeios.ufc.br\/fernandacarmo\/dissertacao-2-3-3-medida-de-area\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Blog da Fernanda - 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