{"url":"https://mzp.hatenadiary.org/entry/20090924/coq","image_url":null,"blog_title":"\u307f\u305a\u3074\u30fc\u65e5\u8a18","provider_name":"Hatena Blog","description":"\u6700\u8fd1Coq\u304c\u6d41\u884c\u3057\u3066\u308b\u306e\u3067\u3001\u30dc\u30af\u3082\u6d41\u308c\u306b\u4e57\u3063\u3066\u307f\u307e\u3057\u305f\u3002\u4eca\u56de\u3001\u30dc\u30af\u304c\u8a3c\u660e\u3057\u305f\u304b\u3063\u305f\u306e\u306f\u30012\u56dereverse\u3059\u308b\u3068\u5143\u306b\u623b\u308b\u3068\u3044\u3046\u6027\u8cea\u3067\u3059\u3002 Theorem RevReflect : forall {A : Type} {xs : list A}, reverse (reverse xs) = xs. \u305d\u306e\u306e\u305f\u3081\u306b\u3001append\u3092\u5b9a\u7fa9\u3057\u305f\u308a\u3001Lemma\u3092\u8a3c\u660e\u3057\u305f\u308a\u3057\u3066\u307e\u3059\u3002\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u3001Theorem\u3084Lemma\u3001Fact\u3001Remark\u3001Corollary\u3001Proposition\u3092\u4f7f\u3044\u5206\u3051\u308b\u306e\u304c\u30af\u30fc\u30eb\u3089\u3057\u3044\u3067\u3059\u3088\u3002\u53c2\u8003\u3042\u3068ReverseAppend\u3092\u8a3c\u660e\u3059\u308b\u3068\u304d\u306f\u3001\u5168\u90e8intros\u3057\u3061\u3083\u3046\u306e\u3058\u3083\u306a\u2026","blog_url":"https://mzp.hatenadiary.org/","categories":["Coq","\u8a3c\u660e"],"author_url":"https://blog.hatena.ne.jp/mzp/","height":"190","author_name":"mzp","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmzp.hatenadiary.org%2Fentry%2F20090924%2Fcoq\" title=\"\u4eca\u65e5\u306e\u8a3c\u660e: reverse (reverse xs) = xs - \u307f\u305a\u3074\u30fc\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","title":"\u4eca\u65e5\u306e\u8a3c\u660e: reverse (reverse xs) = xs","type":"rich","published":"2009-09-24 00:00:01","version":"1.0","width":"100%"}