{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdosei.hatenadiary.jp%2Fentry%2F20080617%2Fp1\" title=\" \u540c\u6b21\u5ea7\u6a19\u306e\u91cd\u307f - DOSEI\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","blog_title":"DOSEI\u306e\u65e5\u8a18","published":"2008-06-17 00:00:00","categories":["\u30e1\u30e2","\u6570\u5b66"],"type":"rich","url":"https://dosei.hatenadiary.jp/entry/20080617/p1","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","title":" \u540c\u6b21\u5ea7\u6a19\u306e\u91cd\u307f","author_url":"https://blog.hatena.ne.jp/DOSEI/","height":"190","blog_url":"https://dosei.hatenadiary.jp/","image_url":null,"description":"\u591a\u304f\u306e CG \u95a2\u9023\u3067\u306f\u3001 R3 \u306e\u5ea7\u6a19 [x, y, z]\u22a4 \u306e\u6700\u5f8c\u306b\u91cd\u307f\u3092\u8db3\u3057\u3066\u3001[x, y, z, 1]\u22a4 \u2208 P3 \u3092\u4f5c\u308b\u304c\u3001\u6570\u5b66\u65b9\u9762\u3067\u306f [1 : x : y : z]\u22a4 \u3068\u3059\u308b\u3053\u3068\u304c\u304a\u304a\u3044\u3063\u307d\u3044\u3002 \u305f\u3076\u3093\u3001\u5f8c\u8005\u306f\u3001[1 : x : y : z]\u22a4 \u223c [x0 : x1 : x2 : x3]\u22a4 \u3068\u3057\u305f\u3068\u304d\u3001\u540c\u6b21\u5ea7\u6a19\u304b\u3089\u5e73\u9762\u5ea7\u6a19\u3078\u306e\u5bfe\u5fdc\u304c\u3001\u3069\u3093\u306a\u6b21\u5143\u3067\u3082\u3001 x0 \u3067\u5272\u308b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u3001\u6b21\u5143\u306b\u4f9d\u3089\u306a\u3044\u8868\u8a18\u304c\u3067\u304d\u308b\u3053\u3068\u304c\u30e1\u30ea\u30c3\u30c8\u3060\u308d\u3046\u3002\uff08\u3082\u3057\u3001\u6700\u5f8c\u304c\u91cd\u307f\u306a\u3089\u3001 xn \u3067\u5272\u308b\uff09","author_name":"DOSEI","width":"100%"}