{"id":504,"date":"2010-12-20T10:27:00","date_gmt":"2010-12-20T13:27:00","guid":{"rendered":"http:\/\/scienceblogs.com.br\/hypercubic\/2010\/12\/problema-de-base\/"},"modified":"2010-12-20T10:27:00","modified_gmt":"2010-12-20T13:27:00","slug":"problema-de-base","status":"publish","type":"post","link":"https:\/\/www.blogs.unicamp.br\/hypercubic\/2010\/12\/problema-de-base\/","title":{"rendered":"&#062;Problema de base"},"content":{"rendered":"<p>&gt;<\/p>\n<div align=\"justify\">Em 1996, o matem\u00e1tico do Merrimack College, Machael J. Bradley, estava treinando o time de <i>baseball<\/i> do seu ca\u00e7ula quando reparou em algo estranho no livro de regras:<\/div>\n<blockquote>\n<div align=\"justify\"><span style=\"font-family: Georgia\">A base principal (<i>home base<\/i>) dever\u00e1 ser marcada por uma laje de borracha branca de cinco lados. Ela dever\u00e1 ser um quadrado de 12 polegadas com dois cantos preenchidos, de modo que um dos lados tenha 17 polegadas de comprimento, dois tenham 8 1\/2 polegadas e dois de 12 polegadas.<\/span><\/div>\n<\/blockquote>\n<div align=\"justify\">Como a bagun\u00e7a do sistema de medidas imperial (que ironicamente continua a ser usado na maior \u201cdemocracia\u201d do mundo) n\u00e3o \u00e9 o bastante, a linguagem do manual ainda \u00e9 confusa. Felizmente, n\u00e3o era preciso pedir para desenhar, pois havia uma ilustra\u00e7\u00e3o:<\/div>\n<div align=\"justify\"><a href=\"http:\/\/scienceblogs.com.br\/hypercubic\/files\/2012\/11\/base%5B3%5D.png\" data-rel=\"lightbox-image-0\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img fetchpriority=\"high\" decoding=\"async\" alt=\"base\" border=\"0\" height=\"320\" src=\"http:\/\/scienceblogs.com.br\/hypercubic\/files\/2011\/12\/base_thumb%5B1%5D.png\" style=\"border-width: 0px;float: none;margin-left: auto;margin-right: auto;padding-left: 0px;padding-right: 0px;padding-top: 0px\" width=\"402\" \/><\/a><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\">Mesmo assim, Bradley notou, a figura \u00e9 imposs\u00edvel: \u201cA figura implica a exist\u00eancia de um tri\u00e2ngulo ret\u00e2ngulo is\u00f3sceles com lados 12, 12 e 17. Mas (12, 12, 17) n\u00e3o \u00e9 (bem) uma tr\u00edade pitag\u00f3rica: 12<sup>2<\/sup> + 12<sup>2<\/sup> = 288; 17<sup>2<\/sup> = 289.\u201d<\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\">Isso talvez explique a aparente falta de l\u00f3gica do <i>baseball<\/i>. \u00c9 um problema de base.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&gt; Em 1996, o matem\u00e1tico do Merrimack College, Machael J. Bradley, estava treinando o time de baseball do seu ca\u00e7ula quando reparou em algo estranho no livro de regras: A base principal (home base) dever\u00e1 ser marcada por uma laje de borracha branca de cinco lados. Ela dever\u00e1 ser um quadrado de 12 polegadas com [&hellip;]<\/p>\n","protected":false},"author":486,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"material-hide-sections":[],"pgc_sgb_lightbox_settings":"","_vp_format_video_url":"","_vp_image_focal_point":[],"footnotes":""},"categories":[79,105,115,203,254],"tags":[],"class_list":["post-504","post","type-post","status-publish","format-standard","hentry","category-curiosidades","category-esportes","category-fail","category-matematica","category-paradoxos"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>&#062;Problema de base - hypercubic<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.blogs.unicamp.br\/hypercubic\/2010\/12\/problema-de-base\/\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Renato Pincelli\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/\"},\"author\":{\"name\":\"Renato Pincelli\",\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/#\\\/schema\\\/person\\\/c7be1e2811d061a75d3b4f4960eb53bd\"},\"headline\":\"&#062;Problema de base\",\"datePublished\":\"2010-12-20T13:27:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/\"},\"wordCount\":170,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/scienceblogs.com.br\\\/hypercubic\\\/files\\\/2011\\\/12\\\/base_thumb%5B1%5D.png\",\"articleSection\":[\"curiosidades\",\"esportes\",\"FAIL\",\"matem\u00e1tica\",\"paradoxos\"],\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/\",\"url\":\"https:\\\/\\\/www.blogs.unicamp.br\\\/hypercubic\\\/2010\\\/12\\\/problema-de-base\\\/\",\"name\":\"&#062;Problema de base - 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