{"provider_url":"https://hatena.blog","published":"2018-12-31 14:46:25","image_url":null,"description":"\u6b21\u306e\u3088\u3046\u306a\u30b7\u30fc\u30b1\u30f3\u30c8\u30b9\u30bf\u30a4\u30eb\u306e\u5b9a\u7fa9\u306f\u3001 For C in Cat, D in 0Cat For FO : C.Obj \u2192 D.Obj in Set For FM(A, B in C.Obj) : C(A, B) \u2192 D(FO(A), FO(B)) in Set Define F : C \u2192 D in Cat // F is-a-functor :\u21d4 F = (FO, FM) SuchTaht ... End\u4ed5\u69d8\u3068\u3057\u3066\u307e\u3068\u3081\u3089\u308c\u308b\u3002 specification functor := { dom in 0Cat as C, cod in 0Cat as D, obj-part : C.Obj \u2192 \u2026","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/m-hiyama-memo/","type":"rich","categories":["\u9ad8\u6b21\u570f\u8ad6","\u8ad6\u7406","\u30bb\u30aa\u30ea\u30fc\u8ad6"],"version":"1.0","title":"\u5b9a\u7fa9\u3068\u4ed5\u69d8","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm-hiyama-memo.hatenablog.jp%2Fentry%2F20181231%2F1546235185\" title=\"\u5b9a\u7fa9\u3068\u4ed5\u69d8 - (\u4fdd\u5b58\u7528) \u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 \u30e1\u30e2\u7de8\" 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":"(\u4fdd\u5b58\u7528) \u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 \u30e1\u30e2\u7de8","height":"190","author_name":"m-hiyama-memo","blog_url":"https://m-hiyama-memo.hatenablog.jp/","url":"https://m-hiyama-memo.hatenablog.jp/entry/20181231/1546235185","width":"100%"}