{"provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdosei.hatenadiary.jp%2Fentry%2F20120209%2Fp1\" title=\" \u9010\u6b21\u66f4\u65b0\u30eb\u30fc\u30d7\u306e\u66f8\u304d\u65b9 - DOSEI\u306e\u65e5\u8a18\" 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://dosei.hatenadiary.jp/entry/20120209/p1","height":"190","image_url":null,"title":" \u9010\u6b21\u66f4\u65b0\u30eb\u30fc\u30d7\u306e\u66f8\u304d\u65b9","version":"1.0","author_url":"https://blog.hatena.ne.jp/DOSEI/","description":"\u53cd\u5fa9\u8a08\u7b97\u306a\u3069\u3067\u3001\u524d\u56de\u306e\u5024\u3092\u5229\u7528\u3057\u3066\u3001\u65b0\u3057\u3044\u5024\u3092\u9010\u6b21\u7684\u306b\u8a08\u7b97\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3064\u3044\u3066\u3002 \u4f8b\u3068\u3057\u3066\u3001\u5e73\u65b9\u6839\u306e\u8a08\u7b97\u3092\u8003\u3048\u308b\u3068\u3001 \u3092\u3001 x_0=1 \u306e\u521d\u671f\u5024 (\u306a\u3093\u3067\u3082\u3044\u3044\u3051\u3069) \u304b\u3089\u9806\u306b\u8a08\u7b97\u3057\u3066\u3044\u3051\u3070\u3044\u3044\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u3001\u9014\u4e2d\u306e\u5024\u3092\u6b8b\u3059\u5fc5\u8981\u306f\u306a\u3044\u306e\u3067\u3001\u9806\u6b21\u4e0a\u66f8\u304d\u3057\u3066\u3044\u304f\u3053\u3068\u306b\u3059\u308b\u3002\u3067\u3001\u82e5\u304b\u308a\u3057\u3053\u308d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u3044\u3066\u3044\u305f\u3002 double x = 1; while(1) { double x_new = (x + a/x)/2.0; if(is_converge(x_new, x)) break; // \u524d\u56de\u306e\u5024\u3068\u6bd4\u3079\u3066\u3001\u53ce\u675f\u3092\u5224\u5b9a x = x_new; // \u66f4\u65b0 } // output x as r\u2026","author_name":"DOSEI","width":"100%","categories":["\u30e1\u30e2","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","C","C++"],"provider_name":"Hatena Blog","blog_title":"DOSEI\u306e\u65e5\u8a18","published":"2012-02-09 00:00:00","blog_url":"https://dosei.hatenadiary.jp/"}