{"provider_name":"Hatena Blog","author_name":"tade","blog_title":"\u3061\u304f\u308f","author_url":"https://blog.hatena.ne.jp/tade/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftade.hatenablog.com%2Fentry%2F2026%2F05%2F09%2F083618\" title=\"\u8ad6\u7406\u5b66\u306b\u304a\u3051\u308b\u5426\u5b9a\u306e\u91cd\u306d\u4f7f\u3044 - \u3061\u304f\u308f\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","provider_url":"https://hatena.blog","url":"https://tade.hatenablog.com/entry/2026/05/09/083618","blog_url":"https://tade.hatenablog.com/","published":"2026-05-09 08:36:18","height":"190","type":"rich","categories":[],"version":"1.0","description":"\u5f62\u5f0f\u8ad6\u7406\u5b66\u306b\u304a\u3044\u3066\u300c\u3067\u306f\u306a\u3044\u300d\u3068\u3044\u3046\u5426\u5b9a\u306e\u8868\u73fe\uff08\\(\\neg \\)\uff1a\u5426\u5b9a\u6f14\u7b97\u5b50\uff09\u3092\u91cd\u306d\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u81ea\u4f53\u306f\u3001\u8ad6\u7406\u7684\u306b\u6b63\u5f53\u306a\u624b\u7d9a\u304d\u3067\u3042\u308a\u3001\u6b63\u3057\u304f\u9069\u7528\u3055\u308c\u308c\u3070\u300c\u6b63\u3057\u3044\u547d\u984c\u300d\u3092\u5c0e\u304f\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u3002\u8ad6\u6587\u306e\u6838\u3068\u306a\u308b\u8003\u5bdf\u306b\u304a\u3044\u3066\u3001\u5426\u5b9a\u3092\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u3042\u308b\u4e3b\u5f35\u306e\u771f\u5b9f\u6027\u3092\u9006\u8aac\u7684\u3001\u307e\u305f\u306f\u53b3\u5bc6\u306b\u8a3c\u660e\u3059\u308b\u624b\u6cd5\u306f\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\u8ad6\u7406\u5b66\u306b\u304a\u3051\u308b\u5426\u5b9a\u306e\u91cd\u306d\u4f7f\u3044\uff08\u4e8c\u91cd\u5426\u5b9a\uff09\u8ad6\u7406\u5b66\u3067\u306f\u3001\u3042\u308b\u547d\u984c \\(A\\) \u306b\u5bfe\u3057\u3001\u5426\u5b9a\u306e\u5426\u5b9a\u306f\u5143\u306e\u547d\u984c\u3068\u7b49\u4fa1\u306b\u306a\u308a\u307e\u3059\uff08\u4e8c\u91cd\u5426\u5b9a\u306e\u9664\u53bb\uff09\u3002\\(\\neg (\\neg A)\\iff A\\)\u4f8b\uff1a\u300c\u305d\u308c\u306f\u6674\u308c\u3067\u306f\u306a\u3044\u300d\u306e\u5426\u5b9a\u306f\u300c\u305d\u308c\u306f\u6674\u308c\u3067\u3042\u308b\u300d\u6b63\u3057\u3044\u547d\u984c\u3092\u5c0e\u304f\u305f\u3081\u306e\u6761\u4ef6\u5426\u5b9a\u8868\u73fe\u3092\u3064\u3065\u3051\u308b\uff08\u4f8b\uff1a\\(\\\u2026","title":"\u8ad6\u7406\u5b66\u306b\u304a\u3051\u308b\u5426\u5b9a\u306e\u91cd\u306d\u4f7f\u3044","image_url":null}