{"version":"1.0","author_url":"https://blog.hatena.ne.jp/ohyajapan/","description":"MIT-Scheme\u3060\u3068\u3061\u3087\u3063\u3068\u60f3\u5b9a\u3068\u9055\u3046\u52d5\u304d\u3092\u3057\u3066\u306f\u307e\u3063\u305f\u3002\u30b3\u30fc\u30c9\u306fMIT-Scheme\u3067\u52d5\u304f\u3088\u3046\u306b\u66f8\u3044\u305f\u306e\u3067\u3001SICP\u7684\u306a\u6b63\u89e3\u3068\u306f\u9055\u3046\u304b\u3082\u3057\u308c\u306a\u3044\u3002 \u60f3\u5b9a\u3068\u9055\u3046\u3068\u3053\u308d1 hend.scm\u3060\u3068frame-origin, frame-edge1, frame-edge2\u304c\u305d\u308c\u305e\u308corigin-frame, edge1-frame, edge2-frame\u3063\u3066\u3044\u3046\u540d\u524d\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u308b\u3002 \u60f3\u5b9a\u3068\u9055\u3046\u3068\u3053\u308d2 2.48\u306e\u554f\u984c\u6587\u3060\u3068\u7dda\u5206(segment)\u306f\u300c\u539f\u70b9\u304b\u3089\u7dda\u5206\u306e\u59cb\u70b9\u3078\u5411\u304b\u3046\u30d9\u30af\u30bf\u3068\u3001\u59cb\u70b9\u304b\u3089\u7dda\u5206\u306e\u7d42\u70b9\u3078\u5411\u304b\u3046\u30d9\u30af\u30bf\u3067\u8868\u73fe\u3067\u304d\u308b\u300d\u3068\u66f8\u3044\u3066\u3042\u308b\u3002\u3067\u3082MIT-Scheme\u306e\u30d9\u30af\u30bf\u306f\u300c\u539f\u70b9\u304b\u3089\u7dda\u5206\u306e\u59cb\u2026","blog_title":"ohyajapan\u306e\u65e5\u8a18","blog_url":"https://ohyajapan.hatenadiary.org/","type":"rich","width":"100%","image_url":null,"provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fohyajapan.hatenadiary.org%2Fentry%2F20090114%2Fp7\" title=\" SICP 2.49 - ohyajapan\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>","height":"190","author_name":"ohyajapan","categories":["SICP","Scheme"],"title":" SICP 2.49","provider_url":"https://hatena.blog","url":"https://ohyajapan.hatenadiary.org/entry/20090114/p7","published":"2009-01-14 00:00:00"}