{"categories":["Haskell"],"blog_url":"https://techblog.asahi-net.co.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftechblog.asahi-net.co.jp%2Fentry%2F2022%2F03%2F14%2F143648\" title=\"Haskell\u3068\u4f59\u4ee3\u6570(Coalgebra) - \u671d\u65e5\u30cd\u30c3\u30c8\u3000\u6280\u8853\u8005\u30d6\u30ed\u30b0\" 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":"\u671d\u65e5\u30cd\u30c3\u30c8\u3000\u6280\u8853\u8005\u30d6\u30ed\u30b0","title":"Haskell\u3068\u4f59\u4ee3\u6570(Coalgebra)","description":"\u3053\u3053\u3067\u306fHaskell\u306e\u4e2d\u7d1a\u8005\u5411\u3051\u306e\u30c8\u30d4\u30c3\u30af\u3092\u7c21\u5358\u306b\u53d6\u308a\u4e0a\u3052\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u4eca\u56de\u306f\u4f59\u4ee3\u6570(Coalgebra)\u306b\u3064\u3044\u3066\u3067\u3059\u3002Haskell\u3092\u66f8\u3044\u3066\u3044\u308b\u3068\u300e\u4f59\uff08\u306a\u3093\u3068\u304b\uff09\u300f\u3068\u3044\u3046\u8a00\u8449\u3092\u307f\u304b\u3051\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u82f1\u8a9e\u306e\u63a5\u982d\u8f9e Co- \u306e\u8a33\u3067\u3001\u3053\u3053\u3067\u306f\u4ee3\u6570(Algebra)\u306e\u53cc\u5bfe(Dual)\u3068\u3044\u3046\u610f\u5473\u3067\u4f59\u4ee3\u6570\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002 \u3055\u3066Haskell\u3084OCaml\u306e\u30c7\u30fc\u30bf\u578b\u306f\u4e00\u822c\u306b\u4ee3\u6570\u7684\u30c7\u30fc\u30bf\u578b(Algebraic data type)\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u578b\u306b\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0\u3092\u52a0\u3048\u3066\u3001\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a00\u8a9e\u306a\u3069\u3068\u6bd4\u8f03\u3057\u305f\u3068\u304d\u306e\uff09\u95a2\u6570\u578b\u8a00\u8a9e\u306e\u7279\u5fb4\u3068\u7d39\u4ecb\u3055\u308c\u308b\u3053\u3068\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u5b9f\u306f\u3053\u306e\u30c7\u30fc\u30bf\u578b\u2026","width":"100%","provider_url":"https://hatena.blog","url":"https://techblog.asahi-net.co.jp/entry/2022/03/14/143648","author_name":"oganet2","type":"rich","author_url":"https://blog.hatena.ne.jp/oganet2/","height":"190","published":"2022-03-14 14:36:48","image_url":null,"provider_name":"Hatena Blog","version":"1.0"}