{"type":"rich","blog_title":"A4\u306e\u5b87\u5b99","provider_url":"https://hatena.blog","image_url":"https://chart.apis.google.com/chart?cht=tx&chl=a_n","title":"\u30c0\u30e9\u30f3\u30d9\u30fc\u30eb\u306e\u53ce\u675f\u5224\u5b9a\u6cd5","version":"1.0","description":"\u6982\u8981 \u3042\u308b\u6570\u5217\u3092\u8003\u3048\u305f\u3068\u304d\u3001\u305d\u306e\u7d1a\u6570(=\u7121\u9650\u548c)\u306f\u7121\u9650\u5927\u306b\u767a\u6563\u3059\u308b\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u3042\u308b\u5024\u306b\u53ce\u675f\u3059\u308b\u306e\u304b\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3002\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u304b\uff1f \\begin{eqnarray}\\sum_{k=1}^{\\infty}a_n\\end{eqnarray} \u7d50\u8ad6\u304b\u3089\u8a00\u3048\u3070\u3001\u6570\u5217\u304c\u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3068\u304d\u3001\u7d1a\u6570\u306f\u3069\u3053\u304b\u306e\u5024\u306b\u53ce\u675f\u3059\u308b\u3002 \\begin{eqnarray}\\lim_{n \\to \\infty} \\frac{|a_{n+1}|}{|a_n|} < 1\\end{eqnarray} \u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3068\u304d\u3001\u7d1a\u6570\u306f\u767a\u6563\u3059\u308b\u3002 \\begin{eqnarray}\\lim_{n \\to \\infty} \\frac{|\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa4.hateblo.jp%2Fentry%2F2018%2F12%2F30%2F150445\" title=\"\u30c0\u30e9\u30f3\u30d9\u30fc\u30eb\u306e\u53ce\u675f\u5224\u5b9a\u6cd5 - A4\u306e\u5b87\u5b99\" 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://a4.hateblo.jp/","categories":["\u6570\u5b66","\u6570\u5217"],"author_name":"dai-ig","author_url":"https://blog.hatena.ne.jp/dai-ig/","width":"100%","published":"2018-12-30 15:04:45","url":"https://a4.hateblo.jp/entry/2018/12/30/150445","provider_name":"Hatena Blog","height":"190"}