{"provider_url":"https://hatena.blog","width":"100%","title":"\u30a2\u30ec\u30ec\u3001\u30d7\u30ed\u95a2\u624b\u306e\u65b9\u5411\u304c\u3041","blog_title":"\u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 (\u306f\u3066\u306aBlog)","provider_name":"Hatena Blog","image_url":null,"categories":["\u96d1\u8a18\uff0f\u5099\u5fd8","\u4e0a\u4e0b\u5de6\u53f3"],"author_name":"m-hiyama","type":"rich","description":"\u30d7\u30ed\u95a2\u624b $`\\mathcal{C}^{\\mathrm{op}}\\times \\mathcal{D} \\to \\mathbf{Set}`$ \u306e\u65b9\u5411\u3092\u300c$`\\mathcal{C}`$ \u304b\u3089 $`\\mathcal{D}`$\u300d\u3068\u3059\u308b\u304b\u3001\u306f\u305f\u307e\u305f\u300c$`\\mathcal{D}`$ \u304b\u3089 $`\\mathcal{C}`$\u300d\u3068\u3059\u308b\u304b\u306f\u597d\u307f\u306e\u554f\u984c\u3067\u305d\u306e\u9078\u629e\u306f\u6063\u610f\u7684\u3067\u3059\u3002\u50d5\u306f\u3001\u300c$`\\mathcal{C}`$ \u304b\u3089 $`\\mathcal{D}`$\u300d\u3092\u9078\u3093\u3067\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u5177\u5408\u60aa\u3044\u304b\u3082\u77e5\u308c\u306a\u3044\u3002$`\\newcommand{\\cat}[1]{\\mathcal{#1}} %\\newcommand{\\mrm}[1]{\\ma\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm-hiyama.hatenablog.com%2Fentry%2F2025%2F05%2F15%2F113730\" title=\"\u30a2\u30ec\u30ec\u3001\u30d7\u30ed\u95a2\u624b\u306e\u65b9\u5411\u304c\u3041 - \u6a9c\u5c71\u6b63\u5e78\u306e\u30ad\u30de\u30a4\u30e9\u98fc\u80b2\u8a18 (\u306f\u3066\u306aBlog)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","author_url":"https://blog.hatena.ne.jp/m-hiyama/","version":"1.0","url":"https://m-hiyama.hatenablog.com/entry/2025/05/15/113730","blog_url":"https://m-hiyama.hatenablog.com/","published":"2025-05-15 11:37:30"}