{"blog_title":"\u30dc\u30af\u30ce\u30b9","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fboxnos.hatenablog.com%2Fentry%2F20070726%2F1185445913\" title=\" SICP\u3092\u8aad\u3080(40) 2.1.4 \u533a\u9593\u7b97\u8853\u6f14\u7b97 - \u30dc\u30af\u30ce\u30b9\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"published":"2007-07-26 19:31:53","version":"1.0","author_url":"https://blog.hatena.ne.jp/tanakaBox/","author_name":"tanakaBox","width":"100%","title":" SICP\u3092\u8aad\u3080(40) 2.1.4 \u533a\u9593\u7b97\u8853\u6f14\u7b97","description":"\u554f\u984c\u8a2d\u5b9a\u304c\u8aad\u307f\u53d6\u308a\u306b\u304f\u304b\u3063\u305f\u3002\u8981\u3059\u308b\u306b\u3001\u96fb\u6c17\u62b5\u6297\u306b\u306f\u8aa4\u5dee\u304c\u3042\u308b\u306e\u3067\u300c\u8aa4\u5dee\u3092\u8a08\u7b97\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u300d\u3092\u4f5c\u308a\u305f\u3044\u3002\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3002\u3068\u308a\u3042\u3048\u305a\u96fb\u6c17\u62b5\u6297\u7121\u8996\u3067\u884c\u3053\u3046\u3002 \u533a\u9593\u306b\u3064\u3044\u3066 \u533a\u9593interval\u3063\u3066\u306e\u304c\u3001\u60f3\u50cf\u3057\u3065\u3089\u3044\u306e\u3067\u3001Ruby\u306eRange\u30af\u30e9\u30b9\u306e\u3088\u3046\u306b\u8868\u73fe\u3057\u3066\u307f\u308b\u3002 R1 = 1..2 R2 = 3..4R1\u306f1\u301c2\u307e\u3067\u306e\u533a\u9593\u3002R2\u306f3\u301c4\u306e\u533a\u9593\u3068\u3059\u308b\u3002a\u301cb\u307e\u3067\u306e\u533a\u9593\u306fa..b = {x | a \u56f3\u306b\u3059\u308b\u3068\u3001 R1 1----2 R2 3----4\u300c\u533a\u9593\u300d\u306a\u306e\u3067a\u306e\u65b9\u304c\u5e38\u306b\u5c0f\u3055\u3044\u3002\u3068\u3044\u3046\u306e\u304c\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3002\u3067\u306f\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u3092\u898b\u3066\u3044\u3053\u3046\u3002 \u8db3\u3057\u7b97 \u8db3\u3057\u7b97\u306f\u7c21\u5358\u3002 R1 + R2 = 1..2\u2026","type":"rich","categories":["Scheme"],"height":"190","provider_name":"Hatena Blog","url":"https://boxnos.hatenablog.com/entry/20070726/1185445913","blog_url":"https://boxnos.hatenablog.com/","provider_url":"https://hatena.blog"}