{"id":962,"date":"2026-06-15T05:00:00","date_gmt":"2026-06-14T20:00:00","guid":{"rendered":"https:\/\/yamamath.org\/?p=962"},"modified":"2026-04-19T18:21:35","modified_gmt":"2026-04-19T09:21:35","slug":"1193_%e6%ad%a320%e9%9d%a2%e4%bd%93%e3%81%ae%e7%ac%ac15%e3%81%ae%e6%98%9f%e5%bd%a2-%ef%bc%886%ef%bc%89","status":"publish","type":"post","link":"https:\/\/yamamath.org\/?p=962","title":{"rendered":"1193_\u6b6320\u9762\u4f53\u306e\u7b2c15\u306e\u661f\u5f62 \uff086\uff09"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"565\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/s800-stellation_45\uff5e47-1.jpg\" alt=\"\" class=\"wp-image-963\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/s800-stellation_45\uff5e47-1.jpg 800w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/s800-stellation_45\uff5e47-1-300x212.jpg 300w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/s800-stellation_45\uff5e47-1-768x542.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000s800 stellation_45\uff5e47-1.jpg<br>\u3000&#8212;&#8211;<em>&#8212;&#8211;<\/em>&#8212;&#8211;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fb\u3000\u6628\u5e74\u306e 2\u6708\u306e\u3053\u308d\u306f\u300eStellation of the Icosahedron (3).mp4\u300f\u3092\u3082\u3068\u306b\uff0c\u6b6320\u9762\u4f53\u306e\u661f\u5f62\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u6642\u306f\u300eA to H \u306e\u9053\u300f\u304c473\u500b\u306e\u30bb\u30eb\u3092\u7a4d\u307f\u91cd\u306d\u3066\u3044\u304f\u3053\u3068\u3067\u661f\u5f62\u304c\u5f62\u6210\u3055\u308c\u3066\u3044\u304f\u3068\u3044\u3046\u3068\u3044\u3046\u898b\u4e8b\u306a\u52d5\u753b\u306b\u5927\u3044\u306b\u9a5a\u304b\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u306e\u9053\u304c\u300e\u305f\u3060\u4e00\u3064\u306e\u9053\u300f\u3067\u306f\u306a\u3044\u3053\u3068\u3082\u81ea\u5206\u306a\u308a\u306b\u5206\u304b\u3063\u305f\u3088\u3046\u306b\u601d\u3048\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fb\u3000\u524d\u3005\u56de\u306b\u7d39\u4ecb\u3057\u305f\u300e\u591a\u9762\u4f53\u6559\u6388\uff08Professor Polyhedron\uff09\u300f\u306e\u4e2d\u306b\u300ePolyhedron Stellation. Part 5: All 59 Icosahedron Stellations\u300f\u3068\u3044\u3046\u52d5\u753b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u6b6320\u9762\u4f53\u306e59\u500b\u306e\u661f\u5f62\u661f\u5f62\u300d\u3092\u756a\u53f7\u9806\u306b\u8868\u793a\u3057\u3066\u3044\u304f\u3068\u3044\u3046\u7d20\u6674\u3089\u3057\u3044\u52d5\u753b\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3000\u3000Main Line Stellations 1-8<br>\u3000\u3000\u3000Achiral Stellations 9-32<br>\u3000\u3000\u3000Chiral Stellations 33-59<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.youtube.com\/watch?v=UFvN1XGB05s\">https:\/\/www.youtube.com\/watch?v=UFvN1XGB05s<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000&#8212;&#8211;<em>&#8212;&#8211;<\/em>&#8212;&#8211;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5148\u982d\u56f3\u306b\u3064\u3044\u3066\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u5f7c\u65b9\u304b\u3089\u661f\u5f62\u56f3\u3068\u305f\u304f\u3055\u3093\u306e\u30bb\u30eb\u304c\u96c6\u307e\u308a\u756a\u53f7\u306b\u793a\u3055\u308c\u305f\u6b6320\u9762\u4f53\u306e\u661f\u5f62\u304c\u5f62\u6210\u3055\u308c\u3066\u3044\u304f\u69d8\u5b50\u3092\u3064\u3076\u3055\u306b\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3000\u211645 \u6b6320\u9762\u4f53\u306e\u7b2c15\u306e\u661f\u5f62<br>\u3000\u3000\u3000\u3000\u3000\u3000e2f1R \uff08e2=60\u500b\uff0cf1R=60\u500b\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u300045\u306e\u69cb\u6210\u8981\u7d20\u304c\u9727\u6563\u3057\u305f\u5f8c\uff0cD\u3092\u52a0\u3048\u3066\u518d\u767b\u5834<br>\u3000\u3000\u211646 abcde2f1R=De2f1R\u3000\uff081+20+30+60+60+60=231\u500b\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u300046\u306e\u69cb\u6210\u8981\u7d20\u304c\u9727\u6563\u3057\u305f\u5f8c\uff0ce1\uff0820\u500b\uff09\u3092\u52a0\u3048\u3066\u518d\u767b\u5834<br>\u3000\u3000\u211647 De1e2f1R=Ef1R\u3000\u3000\uff08251\u500b\uff09<br>\u3000\u3000\u306a\u3093\u3068\u3053\u308c\u306f\u300c5\u3064\u306e\u6b634\u9762\u4f53\u306e\u8907\u5408\u4f53\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000&#8212;&#8211;<em>&#8212;&#8211;<\/em>&#8212;&#8211;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4e0b\u306e\u753b\u50cf\u306f\u3053\u308c\u307e\u3067\u306b\u4f5c\u3063\u305f\u300c5\u3064\u306e\u6b634\u9762\u4f53\u306e\u8907\u5408\u4f53\u300d\u3068\u526f\u7523\u7269\u306e\u681e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3000\u3000Compound of 5 Tetrahedra \u518d\u3073.JPG<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"818\" height=\"534\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/Compound-of-5-Tetrahedra-\u518d\u3073.jpg\" alt=\"\" class=\"wp-image-964\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/Compound-of-5-Tetrahedra-\u518d\u3073.jpg 818w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/Compound-of-5-Tetrahedra-\u518d\u3073-300x196.jpg 300w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/04\/Compound-of-5-Tetrahedra-\u518d\u3073-768x501.jpg 768w\" sizes=\"auto, (max-width: 818px) 100vw, 818px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6570\u5b66\u306e\u8a71\u984c\u3011<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3000s800 stellation_45\uff5e47-1.jpg\u3000&#8212;&#8211;&#8212;&#8211;&#8212;&#8211; \u30fb\u3000\u6628\u5e74\u306e 2\u6708\u306e\u3053\u308d\u306f\u300eStellation of the Icosahe [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-962","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/962","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=962"}],"version-history":[{"count":5,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/962\/revisions"}],"predecessor-version":[{"id":970,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/962\/revisions\/970"}],"wp:attachment":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=962"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=962"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}