{"blog_title":"\u7d9a\u30fb\u3072\u3088\u5b50\u306e\u304d\u3082\u3061","description":"VDM++ \u306e set \u578b\u306b\u306f\u3001\uff12\u3064\u306e\u96c6\u5408\u306e\u548c\u96c6\u5408/\u7a4d\u96c6\u5408\uff08\u5171\u901a\u96c6\u5408\uff09\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u6570\u5b66\u306e\u4e16\u754c\u3067\u306f\u3001\uff12\u3064\u306e\u96c6\u5408 A \u304a\u3088\u3073 B \u306e\u548c\u96c6\u5408\u3092 A\u222aB \u3067\u3001\u7a4d\u96c6\u5408\u3092 A\u2229B \u3067\u8868\u73fe\u3057\u307e\u3059\u3002VDM++ \u3067\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u8868\u73fe\u3057\u307e\u3059\u3002 {1, 2} union {2, 3} ==> {1, 2, 3}\uff12\u3064\u306e\u96c6\u5408\u306e\u300c\u3069\u3061\u3089\u304b\u306b\u300d\u542b\u307e\u308c\u308b\u8981\u7d20\u3092\u5217\u6319\u3057\u305f\u3001\u548c\u96c6\u5408\u306f {1, 2, 3} \u306b\u306a\u308a\u307e\u3059\u3002 {1, 2} inter {2, 3} ==> {2}\uff12\u3064\u306e\u96c6\u5408\u306e\u300c\u3069\u3061\u3089\u306b\u3082\u300d\u542b\u307e\u308c\u308b\u8981\u7d20\u3092\u5217\u6319\u3057\u305f\u3001\u7a4d\u96c6\u5408\u306f {2} \u306b\u306a\u308a\u307e\u3059\u3002","author_name":"kotsubu-chan","categories":["VDM++"],"type":"rich","url":"https://kotsubu-chan.hatenadiary.org/entry/20061005/1222355836","title":"\u548c\u96c6\u5408\u3068\u7a4d\u96c6\u5408","version":"1.0","published":"2006-10-05 00:17:16","blog_url":"https://kotsubu-chan.hatenadiary.org/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","image_url":null,"width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkotsubu-chan.hatenadiary.org%2Fentry%2F20061005%2F1222355836\" title=\"\u548c\u96c6\u5408\u3068\u7a4d\u96c6\u5408 - \u7d9a\u30fb\u3072\u3088\u5b50\u306e\u304d\u3082\u3061\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/kotsubu-chan/"}