{"blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","title":" \u554f\u984c2-54 (2.3.1  Quotation)","description":"\u540c\u3058\u8981\u7d20\u304c\u540c\u3058\u9806\u756a\u306b\u4e26\u3093\u3067\u308b\u30ea\u30b9\u30c8\u306fequal\u3060\u305d\u3046\u3067\u3001\u305d\u308c\u3092\u5224\u5b9a\u3059\u308b\u95a2\u6570\u4f5c\u308b\u3002 (define (equal? list1 list2) (cond ((and (null? list1) (null? list2)) #t) ((eq? (car list1) (car list2)) (equal? (cdr list1) (cdr list2))) (else #f))) \u4e0b\u306e\u5404\u30ea\u30b9\u30c8\u304cequal\u304b\u3069\u3046\u304b\u3002 (equal? '(this is a list) '(this is a list)) ; #t (equal? '(this is a list) '(this (is a) \u2026","provider_url":"https://hatena.blog","url":"https://kiririmode.hatenablog.jp/entry/20071220/p2","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20071220%2Fp2\" title=\" \u554f\u984c2-54 (2.3.1  Quotation) - \u7406\u7cfb\u5b66\u751f\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_name":"Hatena Blog","width":"100%","published":"2007-12-20 00:00:01","type":"rich","author_name":"kiririmode","author_url":"https://blog.hatena.ne.jp/kiririmode/","image_url":null,"blog_url":"https://kiririmode.hatenablog.jp/","version":"1.0","categories":["SICP"]}