{"image_url":null,"provider_url":"https://hatena.blog","url":"https://randommemory.hatenablog.com/entry/2022/01/30/221442","blog_url":"https://randommemory.hatenablog.com/","width":"100%","author_name":"derwind","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2022%2F01%2F30%2F221442\" title=\"Qiskit (31) \u2015 \u91cf\u5b50\u4f4d\u76f8\u63a8\u5b9a - \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>","title":"Qiskit (31) \u2015 \u91cf\u5b50\u4f4d\u76f8\u63a8\u5b9a","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","author_url":"https://blog.hatena.ne.jp/derwind/","type":"rich","description":"\u91cf\u5b50\u4f4d\u76f8\u63a8\u5b9a\u306b\u7a81\u5165\u3002\u30e6\u30cb\u30bf\u30ea\u6f14\u7b97\u5b50 $U$ \u3068\u56fa\u6709\u30d9\u30af\u30c8\u30eb $\\ket{\\psi}$ \u304c\u4e0e\u3048\u3089\u308c\u305f\u6642\u306b\u3001\u56fa\u6709\u5024\u306e\u4f4d\u76f8\uff08\u5f93\u3063\u3066\u56fa\u6709\u5024\u305d\u306e\u3082\u306e\uff09\u3092\u6c42\u3081\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3042\u308b\u3068\u306e\u3053\u3068\u3002\u3064\u307e\u308a\u3001$U \\ket{\\psi} = e^{2 \\pi i \\theta} \\ket{\\psi}$ \u306e $\\theta \\in [0, 1)$ \u3092\u63a8\u5b9a\u3057\u305f\u3044\u3002\u307e\u305a\u3001\u56fa\u6709\u5024\u304c\u3053\u306e\u3088\u3046\u306b\u66f8\u3051\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u30e6\u30cb\u30bf\u30ea\u884c\u5217 $U$ \u3068\u305d\u306e\u56fa\u6709\u5024 $\\lambda$ \u3068\u5bfe\u5fdc\u3059\u308b\u56fa\u6709\u30d9\u30af\u30c8\u30eb $\\ket{\\psi}$ \u304c\u3042\u308b\u3068\u3059\u308b\u3002$1 = \\braket{\\psi | \\psi} = \\bra{\\psi} U^\\dagger \u2026","version":"1.0","height":"190","provider_name":"Hatena Blog","published":"2022-01-30 22:14:42","categories":["quantum_computing"]}