{"blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","type":"rich","published":"2022-01-22 19:03:10","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2022%2F01%2F22%2F190310\" title=\"Qiskit (18) \u2015 Deutsch-Jozsa \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>","description":"\u66f8\u7c4d p.114 \u306b\u8b0e\u306e\u5f0f\u304c\u51fa\u3066\u304f\u308b\u3002\\begin{align*} H^{\\otimes n} \\ket{x} = \\frac{1}{\\sqrt{2}^n} \\sum_{y=0}^{2^n-1} (-1)^{x\\cdot y}\\ket{y} \\tag{1} \\end{align*}\u304c\u6c17\u306b\u306a\u308b\u306e\u3067\u78ba\u8a8d\u3057\u3066\u307f\u3088\u3046\u3002\u3053\u3053\u3067 $\\ket{x}$ \u306f $n$ \u91cf\u5b50\u30d3\u30c3\u30c8\u306e\u30c6\u30f3\u30bd\u30eb\u7a4d\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3002\u307e\u305f\u4ee5\u4e0b\u306e\u8a08\u7b97\u3067\u660e\u3089\u304b\u3067\u3042\u308b\u304c\u3001$x \\cdot y$ \u306f\u3053\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u306f\u5185\u7a4d\u3067\u306f\u306a\u3044\u3082\u306e\u3068\u3057\u3066\u6271\u3063\u3066\u3044\u308b\u3002\u30fb\u30fb\u30fb\u306e\u3060\u304c\u3001\u30cb\u30fc\u30eb\u30bb\u30f3&\u30c1\u30e3\u30f3 I p.49 \u306b\u3088\u308b\u306a\u3089\u3001\u305d\u306e\u307e\u307e\u30d3\u30c3\u30c8\u3054\u3068\u306e\u5185\u7a4d\u3068\u898b\u3066\u3082\u2026","title":"Qiskit (18) \u2015 Deutsch-Jozsa \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0","author_name":"derwind","height":"190","version":"1.0","url":"https://randommemory.hatenablog.com/entry/2022/01/22/190310","image_url":null,"categories":["quantum_computing"],"width":"100%","blog_url":"https://randommemory.hatenablog.com/","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/derwind/","provider_url":"https://hatena.blog"}