Solidot: 数学家发现第四类正多面体

Solidot

奇客的资讯，重要的东西

数学家发现第四类正多面体
http://solidot.org.feedsportal.com/c/33236/f/556826/s/37452a04/sc/17/l/0L0Ssolidot0Borg0Cstory0Dsid0F3840A1/story01.htm
Feb 19th 2014, 08:38


古希腊博物学家柏拉图的作品让后世的几百万人忙碌了两千年，其中一部分数学家着迷于柏拉图立体——全等正多边形构成的正多面体。在柏拉图之后，数学家发现了另外两类正多面体：阿基米德立体与星形正多面体。在最后一类正多面体发现将近400年之后，UCLA的数学家Stan Schein和同事宣布发现了第四类正多面体：以20世纪数学家Michael Goldberg名字命名的Goldberg正多面体。论文发表在PNAS上。一位数学家打了个比方，称Goldberg正多面体就是拿着一个立体把它吹成气球状。This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers.



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