{"type":"rich","published":"2022-05-02 17:34:00","provider_name":"Hatena Blog","version":"1.0","blog_url":"https://randommemory.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/derwind/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2022%2F05%2F02%2F173400\" title=\"\u30c6\u30f3\u30bd\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (2) - \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>","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","categories":["physics"],"title":"\u30c6\u30f3\u30bd\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (2)","height":"190","url":"https://randommemory.hatenablog.com/entry/2022/05/02/173400","author_name":"derwind","description":"\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u3051\u3069\u3001Tensor Network \u3092\u773a\u3081\u308b\u3002 \u811a\u306e\u6570\u306b\u3088\u3063\u3066\u3001\u30d9\u30af\u30c8\u30eb, \u884c\u5217, \u30c6\u30f3\u30bd\u30eb\u30fb\u30fb\u30fb\u3068\u306a\u308b\u3089\u3057\u3044\u3002\u305d\u308c\u306f\u9762\u5012\u304f\u3055\u3044\u306e\u3067\u3001\u811a\u304c $n$ \u672c\u306a\u3089 $n$ \u968e\u306e\u30c6\u30f3\u30bd\u30eb\u3068\u8003\u3048\u305f\u65b9\u304c\u826f\u3044\u3060\u308d\u3046\u3002$T_{ijk}$ \u306a\u3089 3 \u968e\u306e\u30c6\u30f3\u30bd\u30eb\u306a\u306e\u3067\u3001\u811a\u306f 3 \u672c\u3068\u306a\u308b\u3002\u6a5f\u68b0\u5b66\u7fd2\u3068\u306e\u7d61\u307f\u3067\u7406\u89e3\u3057\u305f\u3044\u306e\u3067\u30013 \u6b21\u5143\u306e\u30ea\u30b9\u30c8\u7a0b\u5ea6\u306b\u8003\u3048\u3066\u3044\u308b\u3002\u3060\u3068\u811a\u304c 1 \u672c\u540c\u58eb\u3067\u7e4b\u304c\u3063\u3066\u3044\u308b\u306e\u3067\u30011 \u968e\u306e\u30c6\u30f3\u30bd\u30eb (\u30d9\u30af\u30c8\u30eb) \u306e\u7e2e\u7d04 (contraction) \u3092\u8a18\u8ff0\u3059\u308b\u3089\u3057\u3044\u3002\u30a2\u30a4\u30f3\u30b7\u30e5\u30bf\u30a4\u30f3\u306e\u7e2e\u7d04\u8a18\u6cd5 - Wikipedia \u3068\u304b\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u7e2e\u7d04 - Wikipedia \u3068\u304b\u3092\u5ff5\u982d\u306b\u7f6e\u304d\u3064\u3064\u3001\u6dfb\u2026","provider_url":"https://hatena.blog","width":"100%","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/derwind/20220502/20220502171527.png"}