{"published":"2008-05-21 22:54:34","author_url":"https://blog.hatena.ne.jp/smoking186/","url":"https://186.hatenablog.com/entry/20080521/1211378074","version":"1.0","width":"100%","description":"Feige-Shamir\u306e\u8ad6\u6587\u3068Goldreich\u306e\u6559\u79d1\u66f8\u3067\u5b9a\u7fa9\u304c\u9055\u3046\u3053\u3068\u306b\u6c17\u4ed8\u3044\u305f. \u3068\u3082\u306b\u4efb\u610f\u306en\u306e\u591a\u9805\u5f0f\u7a0b\u5ea6\u306e\u9577\u3055\u306ez, \u4efb\u610f\u306ePPTM V^*\u306b\u3064\u3044\u3066\u4e0b\u8a18\u3092\u6e80\u305f\u3059\u3042\u308b\u7121\u8996\u3067\u304d\u308b\u95a2\u6570 \u03b5 \u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3068\u306a\u3063\u3066\u3044\u308b. Goldreich\u306e\u65b9\u3060\u3068, D_n\u3092{0,1}^n\u4e0a\u306e\u5206\u5e03, X\u3092D_n\u306b\u5f93\u3046\u78ba\u7387\u5909\u6570, Y\u3092R(X)\u4e0a\u306e\u4efb\u610f\u306e\u78ba\u7387\u5909\u6570\u3068\u3057\u3066, . Feige-Shamir\u306e\u65b9\u3060\u3068, \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u5668 G \u3092\u7528\u3044\u3066, . Feige-Shamir\u306e\u65b9\u3060\u3068, \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u5668 G \u3092\u60f3\u5b9a\u3059\u308b. \u3042\u308bwitness extractor M\u304c\u5b58\u5728\u3057\u3066, . Goldreich\u306e\u65b9\u306f\u3044\u304b\u306b\u2026","height":"190","provider_url":"https://hatena.blog","author_name":"smoking186","title":" WH\u306e\u5b9a\u7fa9","blog_url":"https://186.hatenablog.com/","categories":["crypt"],"image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2F186.hatenablog.com%2Fentry%2F20080521%2F1211378074\" title=\" WH\u306e\u5b9a\u7fa9 - 186 @ hatenablog\" 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","type":"rich","blog_title":"186 @ hatenablog"}