{"id":2555,"date":"2013-03-11T12:58:54","date_gmt":"2013-03-11T11:58:54","guid":{"rendered":"http:\/\/blocs.xtec.cat\/lboix\/?p=2555"},"modified":"2020-04-22T22:26:36","modified_gmt":"2020-04-22T20:26:36","slug":"dia-pi","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/general\/dia-pi\/","title":{"rendered":"Dia Pi"},"content":{"rendered":"<p>El nostre company Eduard est\u00e0 immers aquests dies en la celebraci\u00f3 del Pi Day, ja que el proper 14 de mar\u00e7 es celebra de forma no oficial el Dia Pi, aquest dia es fan diferents celebracions i reconeixements al nombre Pi i en general a les matem\u00e0tiques. Aquesta celebraci\u00f3 es basa en la manera en com escriuen les dates els americans: 3\/14 &#8211; mes i dia -, i a m\u00e9s coincideix amb l&#8217;aniversari del naixement d&#8217;Albert Einstein.<\/p>\n<p>Aquesta idea se li va oc\u00f3rrer al f\u00edsic\u00a0<strong><a href=\"http:\/\/en.wikipedia.org\/wiki\/Larry_Shaw_%28Pi%29\">Larry Shaw<\/a> <\/strong>fa ja\u00a025 anys, quan al 1988 es va comen\u00e7ar a festejar per primera vegada a l&#8217;Exploratorium Museum de San Francisco. A aquest dia de Pi, aviat s&#8217;hi va unir la celebraci\u00f3 del &#8220;<strong>dia de l&#8217;aproximaci\u00f3 de Pi<\/strong>&#8221; el 22 de juliol, ja que 22\/7 (3,142857) \u00e9s la millor aproximaci\u00f3 que el calendari ens pot oferir.<\/p>\n<p><a href=\"http:\/\/blocs.xtec.cat\/lboix\/files\/2013\/03\/Pi.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-2557\" src=\"http:\/\/blocs.xtec.cat\/lboix\/files\/2013\/03\/Pi.jpg\" alt=\"\" width=\"190\" height=\"143\" \/><\/a>La relaci\u00f3 entre la circumfer\u00e8ncia i el seu di\u00e0metre\u00a0(\u00e9s a dir, el valor de Pi) \u00e9s un n\u00famero irracional al que fins al moment se li han descobert fins a\u00a0<a href=\"http:\/\/gaussianos.com\/nuevo-record-de-calculo-de-decimales-de-pi-llegamos-a-los-10-billones\/\"><strong>10 billons de decimals<\/strong><\/a>, un r\u00e8cord obtingut pels enginyers inform\u00e0tics Shigeru Kondo y Alexander J. Yee a l&#8217;octubre del 2011 utilitzant un potent ordinador amb 96 GB de RAM i 30 discs durs, 29 d&#8217;ells de 2 terabytes i un altre d&#8217;1.<\/p>\n<p>Tot i que trobar nous decimals de Pi usant una computadora t\u00e9 el seu m\u00e8rit, <strong>el que \u00e9s realment\u00a0sorprenent \u00e9s aprendre&#8217;ls de mem\u00f2ria<\/strong>. El <strong>R\u00e8cord Guiness de memoritzaci\u00f3 de decimals de pi<\/strong> la t\u00e9 el xin\u00e8s\u00a0<strong>Lu Chao, <\/strong>capa\u00e7 de recitar la incre\u00efble xifra de\u00a0<strong>67.890 decimals, <\/strong>per donar totes les dades va necessitar 24 hores i 4 minuts!!!!<\/p>\n<p>Si alg\u00fa s&#8217;anima a aprendre els decimals de Pi hi ha recursos a la web que poden ser \u00fatils: pots trobar un entrenador personal en la web <a href=\"http:\/\/www.eveandersson.com\/pi\/pitrainer\/\">Pi trainer<\/a> i comen\u00e7ar aprenent els 10 primers d\u00edgits, despr\u00e9s 20 i continuar augmentant fins a convertir-te en un campi\u00f3 mundial. Tamb\u00e9 pots memoritzar el d\u00edgits al ritme d&#8217;una can\u00e7\u00f3 en angl\u00e8s, molt &#8220;enganxosa&#8221;, <a href=\"http:\/\/pi.ytmnd.com\/\">clica aqu\u00ed per escoltar-la.<\/a><\/p>\n<p>Sigui com sigui, <strong>FELI\u00c7 DIA DE PI, <\/strong>recordeu per\u00f2 que\u00a0la celebraci\u00f3 comen\u00e7a a la<strong> 1.59 a.m. <\/strong>coincidint amb l&#8217;aproximaci\u00f3 de Pi al valor 3,14159 (Mes 3 &#8211; D\u00eda 14 &#8211; Hora 1 &#8211; Minutos 59).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El nostre company Eduard est\u00e0 immers aquests dies en la celebraci\u00f3 del Pi Day, ja que el proper 14 de mar\u00e7 es celebra de forma no oficial el Dia Pi, aquest dia es fan diferents celebracions i reconeixements al nombre Pi i en general a&hellip;  <a href=\"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/general\/dia-pi\/\" title=\"Read Dia Pi\">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-2555","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\/2555","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=2555"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts\/2555\/revisions"}],"predecessor-version":[{"id":4681,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/posts\/2555\/revisions\/4681"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/media?parent=2555"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/categories?post=2555"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/sesernestlluch-cunit\/wp-json\/wp\/v2\/tags?post=2555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}