{"id":631,"date":"2010-08-06T07:03:33","date_gmt":"2010-08-06T15:03:33","guid":{"rendered":"http:\/\/experimentalmath.info\/blog\/?p=631"},"modified":"2010-08-24T07:45:29","modified_gmt":"2010-08-24T15:45:29","slug":"japanese-and-u-s-researchers-compute-pi-to-5-trillion-places","status":"publish","type":"post","link":"https:\/\/experimentalmath.info\/blog\/2010\/08\/japanese-and-u-s-researchers-compute-pi-to-5-trillion-places\/","title":{"rendered":"Japanese and U.S. researchers compute pi to 5 trillion places"},"content":{"rendered":"<p><a href=\"http:\/\/www.google.com\/hostednews\/afp\/article\/ALeqM5i8R8sLPPRJvax-BjAtH0-lsV3kGw\">Online article<\/a><\/p>\n<p><a href=\"http:\/\/www.numberworld.org\/misc_runs\/pi-5t\/details.html\">Details of methods used<\/a><\/p>\n<p>Synopsis:<\/p>\n<p>A pair of Japanese and US computer whizzes claim to have calculated pi to five trillion decimal places &#8212; a number which if verified eclipses the previous record set by a French software engineer. <\/p>\n<p>&#8220;We believe our achievement sets a new record,&#8221; Japanese system engineer Shigeru Kondo said, adding that the Frenchman&#8217;s calculation to nearly 2.7 trillion places was believed to be the previous record. &#8230;<\/p>\n<p>It took 90 days to calculate pi at Kondo&#8217;s home using a desktop computer with 20 external hard disks. It ran on the operating system Windows Server 2008R2 and used powerful Intel microprocessors. Verification took 64 hours.<\/p>\n<p>Kondo built the computer by himself, procuring parts from local electronics shops and via the Internet. &#8220;I don&#8217;t really want to say how much it cost me as my family may hear it&#8230; it&#8217;s about 18,000 dollars,&#8221; he told AFP by telephone. &#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Online article<\/p>\n<p>Details of methods used<\/p>\n<p>Synopsis:<\/p>\n<p>A pair of Japanese and US computer whizzes claim to have calculated pi to five trillion decimal places &#8212; a number which if verified eclipses the previous record set by a French software engineer. <\/p>\n<p>&#8220;We believe our achievement sets a new record,&#8221; Japanese system engineer Shigeru Kondo said, adding that the Frenchman&#8217;s calculation to nearly 2.7 trillion places was believed to be the previous record. &#8230;<\/p>\n<p>It took 90 days to calculate pi at Kondo&#8217;s home using a desktop computer with 20 external hard disks. It ran on the operating system Windows <\/p>\n<p>Continue reading <a href=\"https:\/\/experimentalmath.info\/blog\/2010\/08\/japanese-and-u-s-researchers-compute-pi-to-5-trillion-places\/\">Japanese and U.S. researchers compute pi to 5 trillion places<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-631","post","type-post","status-publish","format-standard","hentry","category-news","odd"],"_links":{"self":[{"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/posts\/631","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/comments?post=631"}],"version-history":[{"count":8,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/posts\/631\/revisions"}],"predecessor-version":[{"id":733,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/posts\/631\/revisions\/733"}],"wp:attachment":[{"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/media?parent=631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/categories?post=631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/experimentalmath.info\/blog\/wp-json\/wp\/v2\/tags?post=631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}