{"version":"1.0","provider_url":"https://hatena.blog","blog_url":"https://m-hiyama.hatenablog.com/","author_name":"m-hiyama","width":"100%","provider_name":"Hatena Blog","type":"rich","title":"\u30e2\u30ce\u30a4\u30c9\u304b\u3089\u5f97\u3089\u308c\u308b\u30e2\u30ca\u30c9\u3092\u7279\u5fb4\u4ed8\u3051\u308b\u306b\u306f\uff1f \uff08\u3088\u304f\u30ef\u30ab\u30ea\u30de\u30bb\u30f3\uff09","description":"C\u3092\u30e2\u30ce\u30a4\u30c9\u570f\u3060\u3068\u3057\u307e\u3059\u3002C\u304c\u30c7\u30ab\u30eb\u30c8\u570f\u3067\u3042\u308b\u3053\u3068\u306f\u8981\u6c42\u3057\u307e\u305b\u3093\u304c\u3001\u30e2\u30ce\u30a4\u30c9\u7a4d\u53cc\u95a2\u624b\u3092\u00d7\u3001\u30e2\u30ce\u30a4\u30c9\u5358\u4f4d\u5bfe\u8c61\u3092I\u3068\u8a18\u3057\u307e\u3059\u3002M = (M, e, m) \u3092C\u5185\u306e\u30e2\u30ce\u30a4\u30c9\u3068\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u3001M\u306fC\u306e\u5bfe\u8c61\u3067\u3001e:I\u2192M\u3001m:M\u00d7M\u2192M \u306f\u305d\u308c\u305e\u308c\u5358\u4f4d\u5143\u3068\u4e57\u6cd5\u3067\u3059\u3002\u30e2\u30ce\u30a4\u30c9M\u306b\u5bfe\u3057\u3066\u3001\u570fC\u4e0a\u306e\u81ea\u5df1\u95a2\u624b F:C\u2192C \u3092\u6b21\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002 F(X) := M\u00d7X F(f:X\u2192Y) = (M\u00d7f:M\u00d7X\u2192M\u00d7Y) \u3055\u3089\u306b\u3001\u81ea\u7136\u5909\u63db \u03b7::IdC\u21d2F \u3068 \u03bc::FF\u21d2F \uff08FF\u306fF\u306e\u7e70\u308a\u8fd4\u3057\u7d50\u5408\u95a2\u624b\uff09\u3092M\u306e\u30e2\u30ce\u30a4\u30c9\u69cb\u9020\u304b\u3089\u5b9a\u7fa9\u3059\u308b\u3068\u3001(F, \u03b7, \u03bc)\u306fC\u4e0a\u306e\u30e2\u30ca\u30c9\u306b\u306a\u308a\u307e\u3059\u3002\u30e2\u30ce\u30a4\u30c9\u304b\u3089\u30e2\u30ca\u30c9\u3092\u4f5c\u308b\u65b9\u6cd5\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm-hiyama.hatenablog.com%2Fentry%2F20120403%2F1333438782\" title=\"\u30e2\u30ce\u30a4\u30c9\u304b\u3089\u5f97\u3089\u308c\u308b\u30e2\u30ca\u30c9\u3092\u7279\u5fb4\u4ed8\u3051\u308b\u306b\u306f\uff1f \uff08\u3088\u304f\u30ef\u30ab\u30ea\u30de\u30bb\u30f3\uff09 - \u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 (\u306f\u3066\u306aBlog)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["\u96d1\u8a18\uff0f\u5099\u5fd8"],"published":"2012-04-03 16:39:42","url":"https://m-hiyama.hatenablog.com/entry/20120403/1333438782","author_url":"https://blog.hatena.ne.jp/m-hiyama/","image_url":null,"blog_title":"\u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 (\u306f\u3066\u306aBlog)","height":"190"}