{"image_url":null,"blog_url":"https://tmurata.hatenadiary.org/","url":"https://tmurata.hatenadiary.org/entry/20100118/1263770817","categories":["SICP"],"height":"190","provider_url":"https://hatena.blog","author_name":"tmurata","author_url":"https://blog.hatena.ne.jp/tmurata/","version":"1.0","width":"100%","title":"SICP\u554f\u984c3.26","description":"\u5185\u90e8\u306e\u8868\u3092\u9806\u5e8f\u4ed8\u3051\u3089\u308c\u3066\u3044\u306a\u3044\u30ea\u30b9\u30c8\u8868\u73fe\u304b\u3089\u4e8c\u9032\u6728\u3067\u306e\u8868\u73fe\u306b\u5909\u66f4\u3059\u308b \u4e8c\u9032\u6728\u3067\u306e\u8868\u73fe\u306f2.3.3\u7bc0\u8fba\u308a\u3092\u53c2\u8003\u306b\u3002 2.3.3\u7bc0\u3067\u306e\u4e8c\u9032\u6728\u306e\u8868\u73fe\u3067\u306f (entry left right)\u3060\u3063\u305f\u306e\u3092(record left right)\u306b\u3059\u308b\u3002 record \u306f (\u8b58\u5225\u5b50 . entry) \u3068\u3057\u3001entry \u304c\u5024\u306e\u5834\u5408\u306f('value . \u5024), entry\u304c\u30c4\u30ea\u30fc\u306e\u5834\u5408\u306f ('tree . \u6b21\u306e\u968e\u5c64\u306e\u30c4\u30ea\u30fc\u3078\u306e\u30dd\u30a4\u30f3\u30bf)\u3068\u3057\u3066\u5b9f\u88c5\u3059\u308b (define (make-table) (let ((local-table (list '*table ))) (define (make-record ke\u2026","published":"2010-01-18 08:26:57","provider_name":"Hatena Blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftmurata.hatenadiary.org%2Fentry%2F20100118%2F1263770817\" title=\"SICP\u554f\u984c3.26 - tmurata\u306e\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>","blog_title":"tmurata\u306e\u65e5\u8a18"}