{"provider_name":"Hatena Blog","title":"\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\u30e2\u30ca\u30c9\u306e\u4f4d\u76f8\u7684\u306a\u89e3\u91c8","blog_title":"\u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 (\u306f\u3066\u306aBlog)","provider_url":"https://hatena.blog","width":"100%","type":"rich","categories":["\u96d1\u8a18\uff0f\u5099\u5fd8"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm-hiyama.hatenablog.com%2Fentry%2F20140106%2F1388962094\" title=\"\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\u30e2\u30ca\u30c9\u306e\u4f4d\u76f8\u7684\u306a\u89e3\u91c8 - \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>","image_url":null,"author_name":"m-hiyama","published":"2014-01-06 07:48:14","version":"1.0","author_url":"https://blog.hatena.ne.jp/m-hiyama/","description":"\u4e45\u3005\u3002\u3042\u3063\u30012014\u5e74\u3067\u3059\u306d\u3002\u3067\u3082\u3001\u3042\u3093\u307e\u308a\u95a2\u4fc2\u306a\u3044\u3002\u300c\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\uff08ultrafilter\uff09\u3063\u3066\u4f55\u306a\u3093\u3060\uff1a \u70b9\uff1f \u78ba\u7387\u6e2c\u5ea6\uff1f\u300d\u306e\u7d9a\u304d\u306e\u3088\u3046\u306a\u3082\u306e\u3002A\u3092\u96c6\u5408\u3068\u3057\u3066\u3001A\u4e0a\u306e\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\uff08ultrafilter\uff09\u306e\u5168\u4f53\u3092UF(A)\u3068\u3057\u307e\u3059\u3002a\u2208A \u306b\u5bfe\u3057\u3066\u3001a\u306e\u4e3b\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\uff08principal ultrafilter\uff09\u3092\u5bfe\u5fdc\u3055\u305b\u308b\u5199\u50cf a |\u2192 {S\u2286A | a\u2208S} \u306f\u5358\u5c04\u306a\u306e\u3067\u3001A\u3092UF(A)\u306b\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001UF(A)\u306fA\u306e\u62e1\u5f35\uff08A\u2286UF(A)\uff09\u3068\u307f\u306a\u305b\u308b\u308f\u3051\u3067\u3057\u3066\u3001UF(A)\u3092A\u306e\u8d85\u30d5\u30a3\u30eb\u30bf\u30fc\u62e1\u5f35\u3068\u3082\u547c\u3073\u307e\u3059\u3002A |\u2192 UF(A) \u3068\u3044\u3046\u5bfe\u5fdc\u306f\u3001\u5199\u50cf f:A\u2192B \u306b\u5bfe\u3057\u3066\u2026","url":"https://m-hiyama.hatenablog.com/entry/20140106/1388962094","height":"190","blog_url":"https://m-hiyama.hatenablog.com/"}