{"categories":["\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u305f\u3081\u306e\u570f\u8ad6 (\u4e0a\u7d1a\u7de8)"],"description":"\uff17\uff0e\uff12 \u4f59\u7c73\u7530\u306e\u88dc\u984c \u7c73\u7530\u306e\u88dc\u984c\u3067\u306f\u3001\u5171\u5909\\(\\rm{Hom}\\)\u95a2\u624b\\(\\mathcal{C}(A,-)\\)\u3092\u7528\u3044\u3066\u3044\u305f\u304c\u3001\u3053\u308c\u3092\u53cd\u5909\\(\\rm{Hom}\\)\u95a2\u624b\\(\\mathcal{C}(-,A)\\)\u306b\u5909\u3048\u305f\u306e\u304c\u3001\u4f59\u7c73\u7530\u306e\u88dc\u984c\u3068\u306a\u308b\u3002\u6b21\u306e\u3088\u3046\u306b\u306a\u308b\u3002\u5c40\u6240\u7684\u306b\u5c0f\u3055\u306a\u570f\\(\\mathcal{C}\\)\u3068\u96c6\u5408\u306e\u570f\\(\\mathbf{Set}\\)\u3001\u3053\u308c\u3089\u306b\u3088\u3063\u3066\u4f5c\u3089\u308c\u308b\u95a2\u624b\u570f\\([\\mathcal{C},\\mathbf{Set}]\\)\u3092\u8003\u3048\u308b\u3002\u4eca\u3001\u4efb\u610f\u306e\u5bfe\u8c61\\(A \\in \\mathcal{C}\\)\u3068\u4efb\u610f\u306e\u95a2\u624b\\(F: \\mathcal{C} \\rightarrow \\mathbf{Set}\\)\u306b\u5bfe\u2026","width":"100%","version":"1.0","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/b/bitterharvest/20180508/20180508135536.png","title":"\u968f\u4f34\u95a2\u624b\u3000\uff0d\u3000\u7c73\u7530\u306e\u57cb\u3081\u8fbc\u307f","provider_url":"https://hatena.blog","author_name":"bitterharvest","published":"2018-05-08 14:48:50","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbitterharvest.hatenablog.com%2Fentry%2F2018%2F05%2F08%2F144850\" title=\"\u968f\u4f34\u95a2\u624b\u3000\uff0d\u3000\u7c73\u7530\u306e\u57cb\u3081\u8fbc\u307f - bitterharvest\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/bitterharvest/","height":"190","provider_name":"Hatena Blog","url":"https://bitterharvest.hatenablog.com/entry/2018/05/08/144850","blog_title":"bitterharvest\u2019s diary","blog_url":"https://bitterharvest.hatenablog.com/"}