{"image_url":null,"provider_url":"https://hatena.blog","width":"100%","blog_title":"\u96d1\u8a18","title":" Untyped Lambda Calculas","published":"2011-02-13 00:09:17","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fh-chiro.hatenablog.com%2Fentry%2F20110213%2F1297609757\" title=\" Untyped Lambda Calculas - \u96d1\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://h-chiro.hatenablog.com/","categories":["TAPL"],"url":"https://h-chiro.hatenablog.com/entry/20110213/1297609757","author_url":"https://blog.hatena.ne.jp/h_chiro/","type":"rich","height":"190","version":"1.0","provider_name":"Hatena Blog","description":"\u307e\u305f\u307e\u305fHaskell\u3067\u5b9f\u88c5\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u5909\u6570\u540d\u306e\u885d\u7a81\u3092\u907f\u3051\u308b\u305f\u3081\u306bde Bruijn indicies\u3068\u3044\u3046\u65b9\u6cd5\u3092\u4f7f\u3063\u3066\u307e\u3059\u3002 \u3060\u3044\u305f\u3044\u5185\u5074\u306e\u30e9\u30e0\u30c0\u62bd\u8c61\u306e\u5f15\u6570\u304b\u3089\u9806\u306b0,1,2...\u3068\u756a\u53f7\u3092\u3075\u308b\u611f\u3058\u306e\u65b9\u6cd5\u3067\u3059\u3002 \u8a73\u3057\u3044\u3053\u3068\u306f\u672c\u3067\u78ba\u8a8d\u3057\u3066\u3082\u3089\u3048\u308c\u3070\u30fb\u30fb\u30fb\u3002 {- Untyped Lambda Calculus -} data Term = LVar Int | LAbs Term | LApp Term Term deriving (Eq) newtype Context = Context [String] type Binding = String showTerm (LVar x) =\u2026","author_name":"h_chiro"}