{"author_name":"pyopyopyo","url":"https://pyopyopyo.hatenablog.com/entry/20100330/p1","blog_title":"pyopyopyo - Linux\u3068\u304b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u899a\u3048\u66f8\u304d - ","description":"gcc\u74b0\u5883\u3060\u3068 math.h \u306b NAN \u3068\u3044\u3046\u5b9a\u6570\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3002\u3068\u3053\u308d\u304c visual c++ (visual studio)\u306b\u306f\u5bfe\u5fdc\u3059\u308b\u5b9a\u7fa9\u304c\u7121\u3044\u3002\u74b0\u5883\u306b\u4f9d\u5b58\u3057\u306a\u3044\u3001\u30dd\u30fc\u30bf\u30d6\u30eb\u306a\u3001\u79fb\u690d\u6027\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001STL\u3092\u4f7f\u3063\u3066 #include <limits> std::numeric_limits<float>::quiet_NaN(); std::numeric_limits<double>::quiet_NaN();\u3068\u66f8\u3051\u3070\u826f\u3044\u3002\u306a\u304a quiet_NaN() \u306e\"quiet\"\u306f\u30b7\u30b0\u30ca\u30eb\u3092\u767a\u751f\u3055\u305b\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3002\u6d6e\u52d5\u5c0f\u6570\u70b9\u95a2\u9023\u306e\u4ed5\u69d8\u3092\u5b9a\u3081\u3066\u3044\u308bIEEE 754\u306f\u30012 \u7a2e\u985e\u306e N\u2026","blog_url":"https://pyopyopyo.hatenablog.com/","provider_url":"https://hatena.blog","width":"100%","categories":["windows","Linux","c/c++"],"author_url":"https://blog.hatena.ne.jp/pyopyopyo/","published":"2010-03-30 00:00:00","version":"1.0","title":" NAN\u306e\u5b9a\u7fa9\u306b\u3064\u3044\u3066","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpyopyopyo.hatenablog.com%2Fentry%2F20100330%2Fp1\" title=\" NAN\u306e\u5b9a\u7fa9\u306b\u3064\u3044\u3066 - pyopyopyo - Linux\u3068\u304b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u899a\u3048\u66f8\u304d - \" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","image_url":null,"provider_name":"Hatena Blog","type":"rich"}