{"categories":["\u6570\u5b66"],"blog_title":"inamori\u2019s diary","width":"100%","description":"@Mi_Sawa\u3055\u3093\u306e\u6307\u6458\u3092\u53d7\u3051\u3066\u66f8\u304d\u76f4\u3057\u307e\u3057\u305f\u3002\u62e1\u5f35Pell\u65b9\u7a0b\u5f0f\u3092 x2 - Dy2 = -1 (D\u306f\u5e73\u65b9\u6570\u3067\u306a\u3044\u81ea\u7136\u6570\uff09 \u3068\u3057\u307e\u3059\u3002Pell\u65b9\u7a0b\u5f0f x2 - Dy2 = 1 (D\u306f\u5e73\u65b9\u6570\u3067\u306a\u3044\u81ea\u7136\u6570\uff09 \u306f\u3069\u306eD\u306b\u5bfe\u3057\u3066\u3082\u89e3\u3092\u6301\u3064\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3067\u306f\u3001\u62e1\u5f35Pell\u65b9\u7a0b\u5f0f\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u3002\u307e\u305a\u3001Pell\u65b9\u7a0b\u5f0f\u306e\u521d\u671f\u89e3\u3092(x0, y0)\u3068\u3057\u307e\u3059\uff08\u521d\u671f\u89e3\u306e\u6c42\u3081\u65b9\u306f\u30da\u30eb\u65b9\u7a0b\u5f0f\uff082\uff09 \u53c2\u7167\uff09\u3002\u3053\u306e\u3068\u304d(a, b)\u3092\u62e1\u5f35Pell\u65b9\u7a0b\u5f0f\u306e\u521d\u671f\u89e3\u3068\u3059\u308b\u3068\u3001 a2 - Db2 = -1 \u3053\u3053\u304b\u3089\u3001 (a + \u221aDb)(a - \u221aDb) = -1 (a + \u221aDb)2(a - \u221aDb)2 = 1 (a2 \u2026","published":"2013-08-21 00:00:00","provider_name":"Hatena Blog","height":"190","image_url":null,"title":"\u62e1\u5f35Pell\u65b9\u7a0b\u5f0f\u306e\u89e3","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F20130821%2Fp1\" title=\"\u62e1\u5f35Pell\u65b9\u7a0b\u5f0f\u306e\u89e3 - inamori\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","provider_url":"https://hatena.blog","url":"https://inamori.hateblo.jp/entry/20130821/p1","author_name":"inamori","author_url":"https://blog.hatena.ne.jp/inamori/","type":"rich","blog_url":"https://inamori.hateblo.jp/"}