{"author_url":"https://blog.hatena.ne.jp/sirocco/","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsirocco.hatenadiary.org%2Fentry%2F20101028%2F1288214324\" title=\"\u30c1\u30e3\u30fc\u30c1\u6570\u3068\u30e9\u30e0\u30c0\u8a08\u7b97 - sirocco \u306e\u66f8\u3044\u3066\u3082\u3059\u3050\u306b\u5fd8\u308c\u308b\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\u30c1\u30e3\u30fc\u30c1\u6570\u3068\u30e9\u30e0\u30c0\u8a08\u7b97","author_name":"sirocco","url":"https://sirocco.hatenadiary.org/entry/20101028/1288214324","image_url":null,"width":"100%","blog_url":"https://sirocco.hatenadiary.org/","categories":["scheme","Ruby"],"height":"190","version":"1.0","blog_title":"sirocco \u306e\u66f8\u3044\u3066\u3082\u3059\u3050\u306b\u5fd8\u308c\u308b\u30e1\u30e2","description":"\u691c\u7d22\u3057\u3066\u3044\u305f\u3089\u3001\u304d\u3057\u3060\u306e\u306f\u3066\u306a\u30fb\u304a\u3068\u3046\u3055\u3093\u3001\u307c\u304f\u306b\u3082Y\u30b3\u30f3\u30d3\u30cd\u30fc\u30bf\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3088\uff01 \u3068\u3044\u3046\u8a18\u4e8b\u306b\u3081\u3050\u308a\u9022\u3063\u3066\u9762\u767d\u304b\u3063\u305f\u306e\u3067 Scheme \u5199\u7d4c\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u30e9\u30e0\u30c0\u95a2\u6570\u306e\u8868\u8a18 \u30e9\u30e0\u30c0\u95a2\u6570\u306f \u03bbx.x \u306e\u3088\u3046\u306b\u8868\u8a18\u3057\u307e\u3059\u3002 \u03bbx.x \u03bbx.x*2(\u03bbx.x*2)y \u3068\u3044\u3046\u95a2\u6570\u306f x\u306e\u90e8\u5206\u3092y\u3067\u304a\u304d\u304b\u3048\u308b\u3068 (\u03bbx.x*2)y \u2192 y * 2 \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u7c21\u7d04\u3068\u3044\u3044\u307e\u3059\u3002 ;; scheme (lambda(x) x) ;=> #<closure #f> ((lambda(x) x) 2) ;=> 2 # ruby lambda{|x| x} #=> #<Proc:0xb77e75a4@(\u2026","published":"2010-10-28 06:18:44","type":"rich"}