{"published":"2012-12-10 22:58:23","image_url":"http://upload.wikimedia.org/math/7/8/a/78aa74fadd143630ada6e1f6590e34c6.png","title":"\u30a8\u30a4\u30c0\u306e\u8a95\u751f\u65e5\u3089\u3057\u3044\u306e\u3067\u30d9\u30eb\u30cc\u30fc\u30a4\u6570\u3092\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u305f","type":"rich","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frhysd.hatenablog.com%2Fentry%2F2012%2F12%2F10%2F225823\" title=\"\u30a8\u30a4\u30c0\u306e\u8a95\u751f\u65e5\u3089\u3057\u3044\u306e\u3067\u30d9\u30eb\u30cc\u30fc\u30a4\u6570\u3092\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u305f - \u306f\u3084\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u305f\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u306f\u3084\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u305f\u3044","provider_url":"https://hatena.blog","description":"1843 \u5e74\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u5148\u898b\u8005\u30a8\u30a4\u30c0 \u30e9\u30d6\u30ec\u30b9\u3092\u8b83\u3048\u3066 \u4eca\u65e5\u306f\u30a8\u30a4\u30c0\u30fb\u30e9\u30d6\u30ec\u30b9 \u306e\u8a95\u751f\u65e5\u3089\u3057\u3044\uff0e\u5f7c\u5973\u306f\u4e16\u754c\u3067\u521d\u3081\u3066\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u305f\u4eba\u7269\u3067\uff0c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u540d\u306a\u3069\u3067\u6709\u540d\u3060\u3051\u3069\uff0c\u305d\u306e\u4e16\u754c\u521d\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u30d9\u30eb\u30cc\u30fc\u30a4\u6570\u3092\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3060\u3068\u521d\u3081\u3066\u77e5\u3063\u305f\u306e\u3067\u3068\u308a\u3042\u3048\u305a\u66f8\u3044\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u305f\uff0e\u30d9\u30eb\u30cc\u30fc\u30a4\u6570\u3092\u4f7f\u3046\u3068\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u306e\u96e3\u3057\u3044\u4e00\u90e8\u306e\u95a2\u6570\u304c\u7c21\u5358\u306b\u8868\u305b\u308b\u3089\u3057\u3044\uff0e \u30d9\u30eb\u30cc\u30fc\u30a4\u6570\u306f\u6709\u7406\u6570\u3067\u3042\u308b\u306e\u3067\uff0c\u4e00\u5b9a\u306e\u7cbe\u5ea6\u307e\u3067\u3057\u304b\u8a08\u7b97\u51fa\u6765\u306a\u3044 Double \u3067\u306f\u99c4\u76ee\u3060\u304b\u3089\uff0cHaskell \u6a19\u6e96\u306e\u6709\u7406\u6570\u30e9\u30a4\u30d6\u30e9\u30ea Data.Ratio \u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\uff0e import Data.Ratio berno\u2026","author_name":"rhysd","url":"https://rhysd.hatenablog.com/entry/2012/12/10/225823","categories":["Haskell"],"author_url":"https://blog.hatena.ne.jp/rhysd/","width":"100%","provider_name":"Hatena Blog","height":"190","blog_url":"https://rhysd.hatenablog.com/"}