{"height":"190","title":"Haskell\u306e\u570f\u8ad6\u306b\u304a\u3051\u308b\u6e96\u540c\u578b\u6027\n","type":"rich","description":"\u5b9a\u7fa9 \u6e96\u540c\u578b\u5199\u50cf\uff08homomorphism\uff09\u3068\u306f\u3001 \u300c\u4ee3\u6570\u7684\u306a\u69cb\u9020\u3092\u4fdd\u3063\u305f\u307e\u307e\u3001\u3042\u308b\u69cb\u9020\u304b\u3089\u5225\u306e\u69cb\u9020\u3078\u79fb\u3059\u5199\u50cf\u300d\u306e\u3053\u3068\u3067\u3059\u3002 \u3064\u307e\u308a\u3001\u300c\u5143\u306e\u4e16\u754c\u3067\u306e\u8a08\u7b97\u306e\u4ed5\u65b9\u300d\u304c\u300c\u79fb\u3063\u305f\u5148\u306e\u4e16\u754c\u300d\u3067\u3082\u77db\u76fe\u306a\u304f\u6210\u308a\u7acb\u3064\u3088\u3046\u306b\u3059\u308b\u5199\u50cf\u3067\u3059\u3002 \u7fa4 (G,\u22c5) \u3068\u7fa4 (H,\u2217) \u306e\u9593\u306e\u5199\u50cf f:G\u2192H \u304c \u7fa4\u6e96\u540c\u578b \u3067\u3042\u308b\u3068\u306f f(x\u22c5y)=f(x)\u2217f(y) \u304c\u6210\u308a\u7acb\u3064\u3068\u3044\u3046\u3053\u3068\u3067\u3042\u308b\u3002 \u76f4\u611f\u7684\u306a\u7406\u89e3 \u300c\u7fa4\u6e96\u540c\u578b\u300d\u3063\u3066\u3044\u3046\u306e\u306f\u3001 \u4e16\u754cA : \u7fa4G \u306e\u6f14\u7b97 \u4e16\u754cB : \u7fa4H \u306e\u6f14\u7b97 \u3068\u3044\u3046\u300c\u30eb\u30fc\u30eb\u306e\u3042\u308b\u30b2\u30fc\u30e0\u300d\u3069\u3046\u3057\u3092\u3064\u306a\u3050\u95a2\u6570\u3002 \u305d\u306e\u95a2\u6570 f \u306b\u300c\u6f14\u7b97\u306e\u30eb\u30fc\u30eb\u3092\u58ca\u3055\u306a\u3044\u3053\u3068\u300d\u3092\u6c42\u3081\u308b\u306e\u304c\u6e96\u540c\u578b\u6027\u3002 \u6210\u308a\u7acb\u3064\u6761\u4ef6 \u7fa4\u2026","published":"2026-05-26 03:59:03","width":"100%","blog_url":"https://minegishirei.hatenablog.com/","url":"https://minegishirei.hatenablog.com/entry/2025/04/06/182301","image_url":null,"provider_name":"Hatena Blog","categories":[" "],"version":"1.0","author_url":"https://blog.hatena.ne.jp/minegishirei/","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fminegishirei.hatenablog.com%2Fentry%2F2025%2F04%2F06%2F182301\" title=\"Haskell\u306e\u570f\u8ad6\u306b\u304a\u3051\u308b\u6e96\u540c\u578b\u6027\n - \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u30b5\u30a4\u30c8\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"minegishirei","blog_title":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u30b5\u30a4\u30c8"}