{"categories":["\u6570\u5b66"],"width":"100%","provider_url":"https://hatena.blog","type":"rich","description":"\u524d\u306b\u3053\u3093\u306a\u8a18\u4e8b\u3092\u66f8\u304d\u307e\u3057\u305f\u304c, \u7a7a\u96c6\u5408\u3092\u4f4d\u76f8\u7a7a\u9593\u306b\u542b\u3081\u308b\u6d41\u5100\u3092\u53d6\u308b\u3068\u304d, \u305d\u308c\u306f\u4f55\u6b21\u5143\u306e\u591a\u69d8\u4f53\u306b\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f www.all-for-nothing.com \u5fae\u5206\u69cb\u9020\u306f\u672c\u8cea\u7684\u3067\u306a\u3044\u306e\u3067, \u3053\u3053\u3067\u306f\u4f4d\u76f8\u591a\u69d8\u4f53\u3060\u3051\u8b70\u8ad6\u3059\u308c\u3070\u5341\u5206\u3067\u3059. \u81ea\u7136\u6570\u3092 $0$ \u4ee5\u4e0a\u306e\u6574\u6570\u3068\u3057\u307e\u3059. \u5b9a\u7fa91. \u4f4d\u76f8\u7a7a\u9593 $X$ \u304c\u4f4d\u76f8\u591a\u69d8\u4f53\u3067\u3042\u308b\u3068\u306f, $X$ \u304c Hausdorff \u7a7a\u9593\u3067\u3082\u3042\u308a\u7b2c\u4e8c\u53ef\u7b97\u7a7a\u9593\u3067\u3082\u3042\u308a, \u4efb\u610f\u306e $x\\in X$ \u306b\u5bfe\u3057\u3066, $x$ \u306e\u958b\u8fd1\u508d $U$, \u81ea\u7136\u6570 $n$, $\\mathbf{R}^n$ \u306e\u958b\u96c6\u5408 $U'$, \u540c\u76f8\u5199\u50cf $\\psi\\colon U\\to U'$ \u304c\u5b58\u5728\u3059\u308b\u3053\u2026","author_url":"https://blog.hatena.ne.jp/all_for_nothing/","title":"\u7a7a\u96c6\u5408\u306f\u4f55\u6b21\u5143\u306e\u591a\u69d8\u4f53\u304b\uff1f","version":"1.0","provider_name":"Hatena Blog","author_name":"all_for_nothing","blog_title":"\u7a7a\u8ad6\u4e0a\u306e\u7802\u3001\u697c\u95a3\u4e0a\u306e\u673a\u3002","image_url":null,"blog_url":"https://all-for-nothing.com/","url":"https://all-for-nothing.com/entry/2021/07/20/143347","published":"2021-07-20 14:33:47","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fall-for-nothing.com%2Fentry%2F2021%2F07%2F20%2F143347\" title=\"\u7a7a\u96c6\u5408\u306f\u4f55\u6b21\u5143\u306e\u591a\u69d8\u4f53\u304b\uff1f - \u7a7a\u8ad6\u4e0a\u306e\u7802\u3001\u697c\u95a3\u4e0a\u306e\u673a\u3002\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190"}