{"id":1186,"date":"2021-04-13T00:00:00","date_gmt":"2021-04-13T00:00:00","guid":{"rendered":"urn:uuid:ac86d313-bbd5-4598-a065-eb23401e7a81"},"modified":"2021-04-13T00:00:00","modified_gmt":"2021-04-13T00:00:00","slug":"boy-s-surface","status":"publish","type":"post","link":"https:\/\/www.sekaiken.com\/?p=1186","title":{"rendered":"Boy&#8217;s Surface"},"content":{"rendered":"<p>\u6628\u65e5\u306eMathematisch Forschunginstitute Oberwolfach \u306b\u306f\u3001\u30e1\u30eb\u30bb\u30c7\u30b9\u30d9\u30f3\u30c4\u304c\u5bc4\u4ed8\u3057\u305f\u300cBoy(&rsquo;s) Surface\u3000\u30dc\u30fc\u30a4\u66f2\u9762\u300d\u306e\u30e2\u30cb\u30e5\u30e1\u30f3\u30c8\u304c\u3042\u308b\u305d\u3046\u3067\u3059\u3002\u30dc\u30fc\u30a4\u66f2\u9762\u306f\u3001\u5b9f\u5c04\u5f71\u5e73\u9762RP2\uff08\u539f\u70b9\u3092\u901a\u308b\u76f4\u7dda\u306e\u96c6\u5408\uff09\u3092\u4e09\u6b21\u5143\u7a7a\u9593\u306b\u57cb\u3081\u8fbc\u3093\u3060\u3082\u306e\u3068\u306e\u3053\u3068\u3067\u3059\u3002\u5b9a\u7fa9\u306fwikipedia\u53c2\u7167\u3002\u4e0b\u8a18\u52d5\u753b\u3067\u308f\u304b\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u677f\u66f8\u306e\u52d5\u753b\u3067\u4e09\u56de\u5bfe\u79f0\u6027\u306fxyz\u306e3\u3064\u304b\u3089\u6765\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<br \/>\nhttps:\/\/www.mfo.de\/about-the-institute\/history\/boy-surface\/the-boy-surface-at-oberwolfach<br \/>\nhttps:\/\/ja.wikipedia.org\/wiki\/%E3%83%9C%E3%83%BC%E3%82%A4%E3%83%BB%E3%82%B5%E3%83%BC%E3%83%95%E3%82%A7%E3%82%B9<br \/>\n<iframe loading=\"lazy\" title=\"The Boy surface\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/uiq-EcQz_uU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><br \/>\nhttps:\/\/www.youtube.com\/watch?v=ZLzEs2UbbPY<\/p>\n<p>immersion \u30a4\u300c\u30de\u30fc\u300d\u30b8\u30e7\u30f3\u3000\u542b\u4fb5\u3001\u57cb\u3081\u8fbc\u307f<br \/>\ncongruence \uff08\u6570\u5b66\uff09\u5408\u540c\u3001\u8abf\u548c\u3000\u30b3\u30f3\u30b0\u300c\u30eb\u30fc\u300d\u30a8\u30f3\u30b9<br \/>\ncongruent \u5408\u540c\u306a<br \/>\ncongruent melt \uff08\u5408\u91d1\u3001\u6750\u6599\uff09\u4e00\u81f4\u6eb6\u878d<br \/>\nsimilarity \u76f8\u4f3c\u3001similar \u76f8\u4f3c\u306a; similar triangles \u76f8\u4f3c\u306a\u4e09\u89d2\u5f62<br \/>\nvertex\u3000\u300c\u30f4\u30a1\u30fc\u300d\u30c6\u30c3\u30af\u30b9\u3000\u9802\u70b9<br \/>\nvertices \u300c\u30f4\u30a1\u30fc\u300d\u30c6\u30a3\u30b7\u30ba\u3000vertex\u306e\u8907\u6570\u5f62\u3000vertexes\u3082\u53ef<br \/>\nvortex \u300c\u30f4\u30a9\u30fc\u300d\u30c6\u30c3\u30af\u30b9\u3000\u6e26<br \/>\nvortices \u300c\u30f4\u30a9\u30fc\u300d\u30c6\u30a3\u30b7\u30ba\u3000vortex\u306e\u8907\u6570\u5f62\u3000vortexes\u3082\u53ef<br \/>\nside \u8fba \u3000\u3000\u5e73\u9762\u56f3\u5f62\u306e\u5834\u5408\u306f side\u3068\u3044\u3046\u3088\u3046\u3067\u3059\u3002\u7acb\u4f53\u56f3\u5f62\u306e\u8fba\u306fedge<br \/>\nplane \u5e73\u9762<br \/>\nplain \u660e\u767d\u306a\u3001\u8cea\u7d20\u306a(\u540c\u97f3\u6ce8\u610f\uff09<br \/>\nsurface \u66f2\u9762<br \/>\nwikipedia\u3088\u308a<br \/>\nIn geometry\uff08\u5e7e\u4f55\u5b66), a Euclidean plane (\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u5e73\u9762\uff09isometry\uff08\u7b49\u9577\u5199\u50cf\uff09 is an isometry of the Euclidean plane, or more informally, a way of transforming the plane that preserves geometrical properties such as length. There are four types: translations\uff08\u4e26\u9032\uff09, rotations\uff08\u56de\u8ee2\uff09, reflections\uff08\u93e1\u6620\uff09, and glide reflections\uff08\u6620\u9032\uff09.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6628\u65e5\u306eMathematisch Forschunginstitute Oberwolfach \u306b\u306f\u3001\u30e1\u30eb\u30bb\u30c7\u30b9\u30d9\u30f3\u30c4\u304c\u5bc4\u4ed8\u3057\u305f\u300cBoy(&rsquo;s) Surface\u3000\u30dc\u30fc\u30a4\u66f2\u9762\u300d\u306e\u30e2\u30cb\u30e5\u30e1\u30f3\u30c8\u304c\u3042\u308b\u305d\u3046\u3067\u3059\u3002\u30dc\u30fc\u30a4\u66f2\u9762\u306f\u3001\u5b9f\u5c04\u5f71\u5e73\u9762RP2\uff08\u539f\u70b9\u3092\u901a\u308b\u76f4\u7dda\u306e\u96c6\u5408\uff09\u3092\u4e09\u6b21\u5143\u7a7a\u9593\u306b\u57cb\u3081\u8fbc\u3093\u3060\u3082\u306e\u3068\u306e\u3053\u3068\u3067\u3059\u3002\u5b9a\u7fa9\u306fwikipedia\u53c2\u7167\u3002\u4e0b\u8a18\u52d5\u753b\u3067\u308f\u304b\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u677f\u66f8\u306e\u52d5\u753b\u3067\u4e09\u56de\u5bfe\u79f0\u6027\u306fxyz\u306e3\u3064\u304b\u3089\u6765\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002 https:\/\/www.mfo.de\/about-the-institute\/history\/boy-surface\/the-boy-surface-at-obe&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42],"tags":[5],"class_list":["post-1186","post","type-post","status-publish","format-standard","hentry","category-tech","tag-tech"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1186"}],"version-history":[{"count":0,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1186\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}