{"provider_url":"https://hatena.blog","type":"rich","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fanemame2021.hatenablog.com%2Fentry%2F2025%2F12%2F06%2F234619\" title=\"\u6771\u5927RB2025_1_4 logx&lt;=[1/2x+a]  - \u3051\u3093\u3068\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://anemame2021.hatenablog.com/","published":"2025-12-06 23:46:19","categories":[],"description":"\u3053\u306e\u8a18\u4e8b\u306f\u6bce\u65e5\u6570\u5b66\u306e\u554f\u984c\u3092\u89e3\u304f\u4f01\u753b \"\u52dd\u624b\u306b\u6570\u5b66\u30a2\u30c9\u30d9\u30f3\u30c8\u30ab\u30ec\u30f3\u30c0\u30fc\" 6\u65e5\u76ee\u3067\u3059\u3002 (1~3\u65e5\u76ee\u306f\u5b58\u5728\u3057\u307e\u305b\u3093.) \u4eca\u65e5\u306f\u6771\u5927\u5b9f\u6226\u306e\u590f\u306e\u3061\u3087\u3063\u3068\u30d0\u30ba\u3063\u305f\u554f\u984c\u3092\u89e3\u304d\u307e\u3059. \u6628\u65e5\u306e\u8a18\u4e8b anemame2021.hatenablog.com \u554f\u984c [!info] \u6771\u5927\u5b9f\u6226 2025 \u7b2c1\u56de(\u590f) \u7b2c4\u554f $\\log x$ \u306e\u5e95\u306f $e=2.71\\ldots$ \u3068\u3059\u308b. \u3053\u306e\u3068\u304d, \u4ee5\u4e0b\u306e\u6761\u4ef6\u304c\u6210\u308a\u7acb\u3064\u5b9f\u6570 $a$ \u306e\u7bc4\u56f2\u3092\u6c42\u3081\u3088. \u4efb\u610f\u306e\u6b63\u5b9f\u6570 $x$ \u306b\u5bfe\u3057\u3066, $ \\log x \\leqq \\left \\lfloor \\dfrac{1}{2} x + a \\right\\rfloor$ [!en\u2026","author_name":"Anemame2021","height":"190","provider_name":"Hatena Blog","version":"1.0","author_url":"https://blog.hatena.ne.jp/Anemame2021/","url":"https://anemame2021.hatenablog.com/entry/2025/12/06/234619","title":"\u6771\u5927RB2025_1_4 logx<=[1/2x+a] ","blog_title":"\u3051\u3093\u3068\u306e\u30d6\u30ed\u30b0"}