{"author_name":"derwind","image_url":null,"author_url":"https://blog.hatena.ne.jp/derwind/","version":"1.0","published":"2016-06-26 12:20:40","provider_url":"https://hatena.blog","height":"190","description":"\u3063\u3066\u300c\u7d4c\u9a13\u5247\u300d\u306e\u3053\u3068\u306a\u306e\u304b\u3002\u306a\u3093\u304b\u7d4c\u9a13\u5247\u304c\u591a\u304f\u3066\u3082\u3084\u3082\u3084\u3059\u308b\u306a\u3002\u3067\u3082 \\begin{array} {}\\Big|\\frac{a_1 + \\cdots + a_n}{n} - \\alpha\\Big| &\\le \\Big|\\frac{a_1 + \\cdots + a_N - N \\alpha}{n}\\Big| &+ \\frac{|a_{N+1} - \\alpha| + \\cdots + |a_n - \\alpha|}{n} \\\\ &\\le \\varepsilon/2 &+ \\varepsilon/2 \\\\ &= \\varepsilon \\end{array}\u3063\u3066\u306a\u5206\u89e3\u3082\u7d50\u69cb\u7d4c\u9a13\u5247\u3067\u306f\u3042\u308b\u306a\u3002","title":"rule of thumb","categories":["English"],"blog_url":"https://randommemory.hatenablog.com/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2016%2F06%2F26%2F122040\" title=\"rule of thumb - \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>","type":"rich","url":"https://randommemory.hatenablog.com/entry/2016/06/26/122040","provider_name":"Hatena Blog","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6"}