{"title":" \u90e8\u5206\u7a7a\u9593\u306e\u5171\u901a\u90e8\u5206 (intersection of two subspaces)","type":"rich","version":"1.0","author_name":"DOSEI","image_url":null,"url":"https://dosei.hatenadiary.jp/entry/20120703/p1","author_url":"https://blog.hatena.ne.jp/DOSEI/","blog_url":"https://dosei.hatenadiary.jp/","description":"\u30d9\u30af\u30c8\u30eb\u7a7a\u9593 \u211dn \u4e0a\u306e\u90e8\u5206\u7a7a\u9593 A = \u2329 a1, ..., ap \u232a, B = \u2329 b1, ..., bq \u232a \u3092\u8003\u3048\u308b\u3002 A \u3068 B \u306e\u5171\u901a\u90e8\u5206 C := A \u2229 B \u306f\u4e00\u822c\u306b\u90e8\u5206\u7a7a\u9593\u3067\u3042\u308b\u3002 x \u2208 C \u3067\u3042\u308b\u5834\u5408\u3001\u3064\u307e\u308a x \u2208 A \u304b\u3064 x \u2208 B \u306e\u5834\u5408\u3001\u305d\u308c\u305e\u308c\u306e\u90e8\u5206\u7a7a\u9593\u3092\u5f35\u308b\u57fa\u5e95\u306e\u5ea7\u6a19\u3067\u3001\u305d\u308c\u305e\u308c xA := A\u22a4x, xB := B\u22a4x \u3068\u304b\u3051\u308b\u3002\u3053\u3053\u3067\u3001 A := [ a1, ..., ap ], B := [ b1, ..., bq ] \u3068\u3044\u3046\u57fa\u5e95\u3092\u5217\u3068\u3057\u3066\u4e26\u3079\u305f\u884c\u5217\u3067\u3042\u308b\u3002x = AxA = BxB \u2208 \u211dn \u306a\u3089\u3070\u3001 x \u2208 C \u3067\u3042\u308b\u3002\u62d8\u675f\u6761\u4ef6 AxA\u2212BxB =\u2026","provider_url":"https://hatena.blog","published":"2012-07-03 00:00:00","width":"100%","height":"190","provider_name":"Hatena Blog","blog_title":"DOSEI\u306e\u65e5\u8a18","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdosei.hatenadiary.jp%2Fentry%2F20120703%2Fp1\" title=\" \u90e8\u5206\u7a7a\u9593\u306e\u5171\u901a\u90e8\u5206 (intersection of two subspaces) - 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>","categories":["\u30e1\u30e2","\u6570\u5b66"]}