{"id":2459,"date":"2013-01-10T13:02:58","date_gmt":"2013-01-10T12:02:58","guid":{"rendered":"http:\/\/blocs.xtec.cat\/lboix\/?p=2459"},"modified":"2020-04-22T22:26:49","modified_gmt":"2020-04-22T20:26:49","slug":"12-de-gener-pierre-de-fermat","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/general\/12-de-gener-pierre-de-fermat\/","title":{"rendered":"12 de gener: Pierre de Fermat"},"content":{"rendered":"<p>El 12 de gener de 1665 moria el matem\u00e0tic i advocat occit\u00e0\u00a0<strong>Pierre de Fermat<\/strong>.<\/p>\n<p><a href=\"http:\/\/blocs.xtec.cat\/lboix\/files\/2013\/01\/220px-Pierre_de_Fermat1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-2454\" src=\"http:\/\/blocs.xtec.cat\/lboix\/files\/2013\/01\/220px-Pierre_de_Fermat1-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Si b\u00e9 va fer aportacions en molts camps de les matem\u00e0tiques, les m\u00e9s conegudes s&#8217;inscriuen en la teoria de nombres. El seu nom est\u00e0 indeleblement lligat al de la conjectura que porta el seu nom i que va ser demostrada per\u00a0<a href=\"http:\/\/ca.wikipedia.org\/wiki\/Andrew_Wiles\" target=\"_blank\" rel=\"noopener noreferrer\">Andrew Wiles<\/a> a l&#8217;any 1995, 385 anys despr\u00e9s.<\/p>\n<p>Aquesta conjectura, que \u00e9s considerada la m\u00e9s famosa de la hist\u00f2ria, la va enunciar al segle XVII i en va fer una anotaci\u00f3 al marge del llibre \u00a0l&#8217;<em>Aritm\u00e8tica<\/em><em> de Diofant<\/em> on comentava la conjectura de la qual no &#8220;li cabia la demostraci\u00f3&#8221;.<\/p>\n<p>&#8220;\u00c9s impossible que un cub sigui la suma de dos cubs, que una pot\u00e8ncia quarta sigui la suma de dues pot\u00e8ncies quartes i, en general, que qualsevol nombre que sigui una pot\u00e8ncia superior a dos sigui la suma de dues pot\u00e8ncies del mateix valor. He descobert una demostraci\u00f3 veritablement meravellosa d&#8217;aquesta proposici\u00f3, per\u00f2 aquest marge \u00e9s massa estret perqu\u00e8 hi c\u00e0piga&#8221;<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/upload.wikimedia.org\/math\/8\/a\/b\/8abf10823779bb94f81c9a4fcc4455e6.png\" alt=\"\" \/><\/p>\n<p>per a n&gt;2 i x, y i z diferents de 0<\/p>\n<p>Despr\u00e9s de molts intents i demostracions parcials finalment\u00a0<a href=\"http:\/\/ca.wikipedia.org\/wiki\/Andrew_Wiles\" target=\"_blank\" rel=\"noopener noreferrer\">Andrew Wiles<\/a> va completar la demostraci\u00f3 a l&#8217;any 1995, utilitzant eines matem\u00e0tiques inexistents a l&#8217;\u00e8poca de Fermat,\u00a0val la pena preguntar-se si realment Fermat aconsegu\u00ed una demostraci\u00f3 v\u00e0lida del seu teorema&#8230;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El 12 de gener de 1665 moria el matem\u00e0tic i advocat occit\u00e0\u00a0Pierre de Fermat.<br \/>\n<a href=\"http:\/\/blocs.xtec.cat\/lboix\/files\/2013\/01\/220px-Pierre_de_Fermat1.jpg\"><\/a><br \/>\n&nbsp;<br \/>\nSi b\u00e9 va fer aportacions en molts camps de les matem\u00e0tiques, les m\u00e9s conegudes s&#8217;inscriuen en la teoria de nombres. El seu nom est\u00e0 indeleblement lligat al de la conjectura que&hellip;  <a href=\"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/general\/12-de-gener-pierre-de-fermat\/\" title=\"Read 12 de gener: Pierre de Fermat\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[1,122],"tags":[],"class_list":["post-2459","post","type-post","status-publish","format-standard","hentry","category-general","category-mates"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts\/2459","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/comments?post=2459"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts\/2459\/revisions"}],"predecessor-version":[{"id":4687,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts\/2459\/revisions\/4687"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/media?parent=2459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/categories?post=2459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/tags?post=2459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}