{"version":"1.0","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","url":"https://randommemory.hatenablog.com/entry/2022/02/14/014715","type":"rich","provider_url":"https://hatena.blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2022%2F02%2F14%2F014715\" title=\"Qiskit (42) \u2014\u30b0\u30ed\u30fc\u30d0\u30fc\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0 - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" 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","height":"190","published":"2022-02-14 01:47:15","image_url":null,"author_name":"derwind","description":"\u30b0\u30ed\u30fc\u30d0\u30fc\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u898b\u308b\u3002\u66f8\u7c4d\u3068 textbook \u3067\u306f\u5c11\u3057\u9032\u307f\u65b9\u304c\u9055\u3046\u6c17\u3082\u3059\u308b\u304c\u3001\u3053\u3053\u3067\u306f\u66f8\u7c4d\u3092\u305d\u306e\u307e\u307e\u8fbf\u3063\u3066\u307f\u308b\u3002\u30aa\u30e9\u30af\u30eb\u306e\u90e8\u5206\u306b\u3064\u3044\u3066\u306f Bernstein-Vazirani \u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u30b1\u30fc\u30b9\u3092\u601d\u3044\u51fa\u3057\u3066\u307f\u308b\u3002\u30aa\u30e9\u30af\u30eb\u3092\u542b\u3080\u91cf\u5b50\u30b2\u30fc\u30c8 $U_f$ \u3092$$ \\begin{align*} \\ket{x} \\xrightarrow{U_f} (-1)^{f(x)} \\ket{x} \\end{align*} $$\u3068\u3044\u3046\u3088\u3046\u306b\u3068\u3063\u3066\u3044\u305f\u3002\u4eca\u56de\u3082\u3053\u306e\u30b1\u30fc\u30b9\u3067\u3001$\\ket{x} = \\ket{\\omega}$ \u306e\u6642\u306b\u306e\u307f $f(x) = 1$ \u3068\u306a\u308b\u306e\u3067\u3001$U_f$ \u306b\u3088\u3063\u3066\u3001$U_f \\\u2026","categories":["quantum_computing"],"title":"Qiskit (42) \u2014\u30b0\u30ed\u30fc\u30d0\u30fc\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0","blog_url":"https://randommemory.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/derwind/"}