{"description":"Theorem (Artin) $L/K$ \u3092\u6709\u9650\u6b21\u5206\u96e2\u62e1\u5927\u3068\u3059\u308b\u3002\u3053\u306e\u6642\u3001\u6709\u9650\u500b\u306e\u90e8\u5206\u62e1\u5927\u3057\u304b\u5b58\u5728\u3057\u306a\u3044${}_\\square$\u3053\u308c\u306f\u300c\u4f53\u3068\u30ac\u30ed\u30a2\u7406\u8ad6\u300d\u00a72.11\u306e\u5b9a\u74062.56\u306e\u5f37\u3044\u5f62\u3067\u3082\u3042\u308b\u3002 $L \\supset E \\supset K$ \u3092\u3068\u3063\u3066\u3001\u30c6\u30f3\u30bd\u30eb\u7a4d\u3092\u8003\u3048\u308b\u3068\u3001 $\\bar{K} \\otimes_K L \\supset \\bar{K} \\otimes_K E$ \u3068\u306a\u308b\u304c($K$ \u304c\u4f53\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f)\u3001\u98fd\u304d\u305f\u3089\u3084\u3081\u3088\u3046Galois\u7406\u8ad6(37)\u2015\u5206\u96e2\u6027\u3068\u4fc2\u6570\u62e1\u5927\u306e\u88ab\u7d04\u6027 - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\u306e\u5b9a\u7406\u3092\u4f7f\u3063\u3066\u3001 $\\bar{K}^n \\supset \\bar{K}^m $ \u3068\u898b\u505a\u3059\u3068\u3001\u2026","image_url":null,"published":"2016-09-18 03:03:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2016%2F09%2F18%2F030300\" title=\"\u98fd\u304d\u305f\u3089\u3084\u3081\u3088\u3046Galois\u7406\u8ad6(38)\u2015\u539f\u59cb\u5143\u5b9a\u7406 - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/derwind/","url":"https://randommemory.hatenablog.com/entry/2016/09/18/030300","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","height":"190","author_name":"derwind","type":"rich","width":"100%","title":"\u98fd\u304d\u305f\u3089\u3084\u3081\u3088\u3046Galois\u7406\u8ad6(38)\u2015\u539f\u59cb\u5143\u5b9a\u7406","provider_name":"Hatena Blog","categories":["math-alg"],"version":"1.0","blog_url":"https://randommemory.hatenablog.com/","provider_url":"https://hatena.blog"}