{"type":"rich","author_url":"https://blog.hatena.ne.jp/mbps/","url":"https://mbps.hatenablog.com/entry/2013/08/29/054817","categories":["\u5b9a\u7fa9","Functor"],"version":"1.0","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%20%5Cmathcal%7BCat%7D","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmbps.hatenablog.com%2Fentry%2F2013%2F08%2F29%2F054817\" title=\"Category equivalence - PS\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Category equivalence","provider_url":"https://hatena.blog","description":"Category isomorphism (\u7684\u306acategory)\u306eisomorphism\u306e\u3053\u3068\u3002\u3064\u307e\u308a\u3001 and \u306a\u308bfunctor \u306e\u3053\u3068\u3002 \u3053\u306e\u3088\u3046\u306a \u306f\u5b58\u5728\u3059\u308c\u3070unique\u3067\u3042\u308b\u3002 \u547d\u984c \u3053\u306e\u8981\u4ef6\u304c\u53b3\u3057\u3059\u304e\u308b\u306e\u3067\u3086\u308b\u304f\u3059\u308b\u3068\u3044\u3046\u3053\u3068(\u3089\u3057\u3044)\u3002 Category equivalence and *1 \u306a\u308bfunctor \u306e\u3053\u3068\u3002 \u3053\u306e\u3088\u3046\u306a \u306funique\u3068\u306f\u9650\u3089\u306a\u3044(\u3089\u3057\u3044)\u3002 Essentially surjective functor \u306a\u308bfunctor \u306e\u3053\u3068\u3002 Isomorphism-dense functor\u3068\u3082\u3044\u3046\u3002 \u547d\u984c Equivalent categories \u9593\u2026","blog_title":"PS","published":"2013-08-29 05:48:17","author_name":"mbps","height":"190","provider_name":"Hatena Blog","blog_url":"https://mbps.hatenablog.com/"}