{"width":"100%","provider_name":"Hatena Blog","height":"190","blog_url":"https://caeruiro.hatenadiary.org/","description":"3.4 Advanced Datatype 3.4.1 Mutual Recursion \u76f8\u4e92\u518d\u5e30\u3059\u308b\u30c7\u30fc\u30bf\u578b\u306e\u4f8b\u3068\u3057\u3066\u3001\u7b97\u8853\u5f0f\u3068\u30d6\u30fc\u30eb\u5f0f\u3092\u793a\u3057\u307e\u3059\u3002\u7b97\u8853\u5f0f\u306b\u306f\u6761\u4ef6\u6587\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u3088\u3063\u3066\u30d6\u30fc\u30eb\u5f0f\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u30d6\u30fc\u30eb\u5f0f\u306b\u306f\u5024\u306e\u6bd4\u8f03\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u3088\u3063\u3066\u7b97\u8853\u5f0f\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u76f8\u4e92\u518d\u5e30\u3059\u308b\u30c7\u30fc\u30bf\u578b\u306e\u5b9a\u7fa9\u306fand\u3067\u7e4b\u3052\u3066\u8a18\u8ff0\u3057\u307e\u3059\u3002 datatype 'a aexp = IF \"'a bexp\" \"'a aexp\" \"'a aexp\" | Sum \"'a aexp\" \"'a aexp\" | Diff \"'a aexp\" \"'a aexp\" | Var 'a | Num nat and 'a\u2026","author_name":"caeruiro","url":"https://caeruiro.hatenadiary.org/entry/20100329/1269861353","title":"Isabelle Tutorial \u305d\u306e9","version":"1.0","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/caeruiro/","categories":["Isabelle"],"blog_title":"caeruiro","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcaeruiro.hatenadiary.org%2Fentry%2F20100329%2F1269861353\" title=\"Isabelle Tutorial \u305d\u306e9 - caeruiro\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","published":"2010-03-29 20:15:53","image_url":null}