{"id":13080,"date":"2024-02-05T09:10:47","date_gmt":"2024-02-05T09:10:47","guid":{"rendered":"https:\/\/science-hub.click\/%E5%89%8D%E3%83%92%E3%83%AB%E3%83%99%E3%83%AB%E3%83%88%E7%A9%BA%E9%96%93-%E5%AE%9A%E7%BE%A9\/"},"modified":"2024-02-05T09:10:47","modified_gmt":"2024-02-05T09:10:47","slug":"%E5%89%8D%E3%83%92%E3%83%AB%E3%83%99%E3%83%AB%E3%83%88%E7%A9%BA%E9%96%93-%E5%AE%9A%E7%BE%A9","status":"publish","type":"post","link":"https:\/\/science-hub.click\/?p=13080","title":{"rendered":"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 &#8211; \u5b9a\u7fa9"},"content":{"rendered":"<div><div><h2>\u5c0e\u5165<\/h2><p>\u6570\u5b66\u3067\u306f\u3001<b>\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u306f<\/b>\u3001\u30b9\u30ab\u30e9\u30fc\u7a4d\u3092\u6301\u3064\u5b9f\u6570\u307e\u305f\u306f\u8907\u7d20\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u6982\u5ff5\u306f\u3001\u6709\u9650<span><a href=\"https:\/\/science-hub.click\/?p=20918\">\u6b21\u5143<\/a><\/span>\u306e\u4eee\u8aac\u3092\u7701\u7565\u3057\u3066\u3001\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593\u307e\u305f\u306f\u30a8\u30eb\u30df\u30fc\u30c8\u7a7a\u9593\u306e\u6982\u5ff5\u3092\u4e00\u822c\u5316\u3057\u307e\u3059\u3002<\/p><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 - \u5b9a\u7fa9\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/F0mkAiRiLik\/0.jpg\" style=\"width:100%;\"\/><\/figure><h2>\u52d5\u6a5f<\/h2><p>\u7121\u9650\u6b21\u5143\u306b\u304a\u3051\u308b<span><a href=\"https:\/\/science-hub.click\/?p=13080\">\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593<\/a><\/span>\u306e\u4e00\u822c\u7684\u306a\u5834\u5408\u306f\u3001\u591a\u304f\u306e\u70b9\u3067\u6709\u9650\u6b21\u5143\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=78059\">\u53cc\u5bfe\u7a7a\u9593\u306f<\/a><\/span>\u3082\u306f\u3084\u305d\u306e\u7a7a\u9593\u3068\u540c\u578b\u3067\u3042\u308b\u5fc5\u8981\u306f\u306a\u304f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=83297\">\u30d9\u30af\u30c8\u30eb\u90e8\u5206\u7a7a\u9593<\/a><\/span>\u306e\u76f4\u4ea4\u306f\u5fc5\u305a\u3057\u3082\u3053\u306e\u90e8\u5206\u7a7a\u9593\u3092\u88dc\u8db3\u3059\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u90e8\u5206\u7a7a\u9593\u306e\u76f4\u4ea4\u306e\u76f4\u4ea4\u306f\u5fc5\u305a\u3057\u3082\u3053\u306e\u90e8\u5206\u7a7a\u9593\u3092\u5fa9\u5143\u3059\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u7dda\u5f62\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u5fc5\u305a\u3057\u3082\u9023\u7d9a\u7684\u3067\u3042\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u7a7a\u9593\u5206\u6790\u624b\u6cd5\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u3002\u6709\u9650\u6b21\u5143\u306e\u5834\u5408\u306b\u3064\u3044\u3066\u306f\u3001 <span><a href=\"https:\/\/science-hub.click\/?p=3842\">\u300c\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593\u300d<\/a><\/span>\u3068<span><a href=\"https:\/\/science-hub.click\/?p=61717\">\u300c\u30a8\u30eb\u30df\u30fc\u30c8\u7a7a\u9593\u300d<\/a><\/span>\u306e\u8a18\u4e8b\u3067\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30b1\u30fc\u30b9\u304c\u3053\u306e\u8a18\u4e8b\u306e\u91cd\u8981\u306a<span>\u4e3b\u984c<\/span>\u3067\u3059\u3002<\/p><p>\u91cd\u8981\u306a\u5fdc\u7528\u4f8b\u306f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=107937\">\u7dda\u5f62\u4ee3\u6570<\/a><\/span>\u304a\u3088\u3073<span><a href=\"https:\/\/science-hub.click\/?p=35122\">\u53cc\u7dda\u5f62<\/a><\/span>\u4ee3\u6570\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u305f\u95a2\u6570\u7a7a\u9593\u306e\u7814\u7a76\u3067\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=69519\">\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f<\/a><\/span>\u30012 \u3064\u306e\u95a2\u6570\u306e\u7a4d\u306e<span><a href=\"https:\/\/science-hub.click\/?p=8542\">\u7a4d\u5206<\/a><\/span>\u306b\u3088\u3063\u3066\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002\u3088\u308a\u6b63\u78ba\u306b\u306f\u3001\u30bb\u30b9\u30ad\u7dda\u5f62\u7279\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u4e00\u65b9\u306e\u95a2\u6570\u3068\u4ed6\u65b9\u306e\u95a2\u6570\u306e<span><a href=\"https:\/\/science-hub.click\/?p=99633\">\u5171\u5f79\u306e\u7a4d<\/a><\/span>\u306e\u7a4d\u5206\u306b\u3088\u3063\u3066\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u6709\u9650\u6b21\u5143\u306e\u5834\u5408\u3068\u306f\u7570\u306a\u308a\u3001\u305f\u3068\u3048<i>x \u304c<\/i>\u975e\u30bc\u30ed<span><a href=\"https:\/\/science-hub.click\/?p=66129\">\u30d9\u30af\u30c8\u30eb<\/a><\/span>\u3067\u3042\u3063\u3066\u3082\u3001\u5bfe ( <i>x<\/i> , <i>x<\/i> ) \u306e\u30a4\u30e1\u30fc\u30b8\u304c\u30bc\u30ed\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u3044\u3046<span><a href=\"https:\/\/science-hub.click\/?p=81037\">\u610f\u5473<\/a><\/span>\u3067\u3001<span><a href=\"https:\/\/science-hub.click\/?p=39965\">\u30b9\u30ab\u30e9\u30fc<\/a><\/span>\u7a4d\u306f\u5e38\u306b\u5b9a\u7fa9\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7a4d\u5206\u306f\u5b9f\u969b\u306b\u306f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=52063\">\u30bc\u30ed\u6e2c\u5ea6\u306e\u30bb\u30c3\u30c8<\/a><\/span>\u4e0a\u306e\u95a2\u6570\u306e\u5024\u306b\u4f9d\u5b58\u3057\u307e\u305b\u3093\u3002\u4f7f\u7528\u3055\u308c\u308b\u7528\u8a9e\u306f<i>\u534a\u5185\u7a4d<\/i>\u3067\u3059\u3002\u4e00\u822c\u306b\u7cbe\u5ea6\u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u7a7a\u9593\u306f\u5206\u96e2\u53ef\u80fd\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u7a7a\u9593\u306b\u306f\u6570\u3048\u3089\u308c\u308b\u307b\u3069\u5bc6\u306a\u30d9\u30af\u30c8\u30eb\u306e\u65cf\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u306e\u69cb\u6210\u306f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=71097\">\u591a\u6570<\/a><\/span>\u306e\u6a5f\u80fd\u7a7a\u9593\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p><p><span><a href=\"https:\/\/science-hub.click\/?p=54217\">\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3068<\/a><\/span>\u3001\u7121\u9650\u306e\u6b21\u5143\u3067<span><a href=\"https:\/\/science-hub.click\/?p=76523\">\u3042\u308b\u30c8\u30dd\u30ed\u30b8\u30fc<\/a><\/span>\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u56f0\u96e3\u3092\u514b\u670d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f<span><a href=\"https:\/\/science-hub.click\/?p=1846\">\u30ce\u30eb\u30e0<\/a><\/span>\u3001\u3064\u307e\u308a\u8ddd\u96e2\u3068\u30c8\u30dd\u30ed\u30b8\u30fc\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30b9\u30ab\u30e9\u30fc\u7a4d\u304c<span><a href=\"https:\/\/science-hub.click\/?p=28226\">\u8a08\u91cf\u7a7a\u9593<\/a><\/span>\u306b\u4e0e\u3048\u308b\u7279\u5b9a\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u591a\u6570\u306e\u7d50\u679c\u3092<span><a href=\"https:\/\/science-hub.click\/?p=52981\">\u5b9f\u8a3c<\/a><\/span>\u3067\u304d\u308b\u3068\u3057\u3066\u3082\u30011 \u3064\u306e\u7279\u6027\u304c\u6b20\u3051\u3066\u3044\u307e\u3059\u3002\u30d7\u30ec\u30d2\u30eb\u30d0\u30fc\u30c6\u30a3\u30a2\u30f3\u3068\u3044\u3046\u5358\u8a9e\u306b\u73fe\u308c\u308b\u63a5\u982d\u8f9e\u300cpre-\u300d\u306f\u3001\u591a\u304f\u306e\u7d50\u679c\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u3066\u3044\u308b\u7279\u5b9a\u306e\u4eee\u5b9a\u3001\u3064\u307e\u308a<span><a href=\"https:\/\/science-hub.click\/?p=32742\">\u5b8c\u5168\u6027<\/a><\/span>\u304c\u5b58\u5728\u3057\u306a\u3044\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u3053\u306e\u4eee\u8aac\u304c\u691c\u8a3c\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u7a7a\u9593\u306f\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u307e\u305f\u306f\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u3068\u547c\u3070\u308c\u307e\u3059\u3002<\/p><p>\u591a\u304f\u306e\u81ea\u7136\u306a\u6a5f\u80fd\u7a7a\u9593\u306f\u5b8c\u5168\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306b\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u305f\u9023\u7d9a\u95a2\u6570\u306e\u7a7a\u9593\u306a\u3069\u3067\u3059\u3002\u53cc\u5bfe\u3092\u4f7f\u7528\u3057\u3066\u30d7\u30ec\u30d2\u30eb\u30d0\u30fc\u30c6\u30a3\u30a2\u30f3<i>\u3092\u5b8c\u6210\u3055\u305b\u308b<\/i>\u7c21\u5358\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u5f37\u529b\u306a\u7d50\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u3092\u5f37\u5316\u3059\u308b\u3053\u3068\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p><h2>\u30d7\u30ed\u30d1\u30c6\u30a3<\/h2><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 - \u5b9a\u7fa9\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/bbzQEgGNlKQ\/0.jpg\" style=\"width:100%;\"\/><\/figure><h3><span>\u30c8\u30dd\u30ed\u30b8\u30fc<\/span><\/h3><p>\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u7a7a\u9593\u306e\u7814\u7a76\u306b\u95a2\u3057\u3066\u306f\u3001\u6b21\u5143\u306b\u95a2\u3059\u308b\u4eee\u8aac\u304c\u5b58\u5728\u3057\u306a\u3044\u305f\u3081\u3001\u65b0\u3057\u3044\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6709\u9650\u6b21\u5143\u6280\u8853\u306e\u307b\u3068\u3093\u3069\u306f\u52b9\u679c\u304c\u306a\u3044\u3053\u3068\u304c\u5224\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u30c9\u30c3\u30c8\u7a4d\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u30c8\u30dd\u30ed\u30b8\u30fc\u306f\u3001\u91cd\u8981\u306a\u7d50\u679c\u3092\u78ba\u7acb\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u7279\u7570\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u6a19\u6e96\u5316\u3055\u308c\u305f\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u306e\u4e00\u822c\u7684\u306a\u67a0\u7d44\u307f\u306b\u304a\u3051\u308b\u3053\u306e\u30c8\u30dd\u30ed\u30b8\u30fc\u306e\u5206\u6790\u306f\u3001\u305d\u308c\u304c<span><a href=\"https:\/\/science-hub.click\/?p=5244\">\u30d9\u30af\u30c8\u30eb\u7a7a\u9593<\/a><\/span>\u306e\u5408\u6210\u6cd5\u5247\u3068\u4e92\u63db\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u6b63\u78ba\u306b\u8a00\u3046\u3068\u3001\u3053\u306e\u30c8\u30dd\u30ed\u30b8\u3067\u306f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=30030\">\u52a0\u7b97<\/a><\/span>\u3001\u5916\u90e8<span><a href=\"https:\/\/science-hub.click\/?p=57404\">\u4e57\u7b97<\/a><\/span>\u3001\u304a\u3088\u3073\u30ce\u30eb\u30e0\u304c\u9023\u7d9a\u3067\u3059\u3002\u7a7a\u9593\u5185\u306e<span><a href=\"https:\/\/science-hub.click\/?p=43578\">\u70b9<\/a><\/span><i>x<\/i>\u3092\u4e2d\u5fc3\u3068\u3059\u308b\u30aa\u30fc\u30d7\u30f3 \u30dc\u30fc\u30eb\u306f\u8fd1\u508d\u306e\u57fa\u790e\u3092\u5f62\u6210\u3057\u3001\u51f8\u72b6\u3067\u3059\u3002<\/p><p>\u5f7c\u3089\u306b\u306f\u8ffd\u52a0\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3042\u308a\u307e\u3059\u3002\u30dc\u30fc\u30eb\u306f<i>\u3088\u304f<\/i>\u4e38\u307f\u3092\u5e2f\u3073\u3066\u3044\u307e\u3059\u3002\u30dc\u30fc\u30eb\u306b\u542b\u307e\u308c\u308b\u5341\u5206\u306b\u9577\u3044\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u4e2d\u592e\u306f\u7aef\u304b\u3089\u6bd4\u8f03\u7684\u9060\u304f\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u306f\u6b21\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\u3002 <\/p><div class=\"math-formual notranslate\">$$ {\\forall \\epsilon&gt;0,\\; \\exists \\delta&gt;0 ,\\; \\forall x,y \\in \\mathcal{B}(1,0) \\quad \\|x-y\\|&gt;\\epsilon \\Rightarrow \\frac 12 \\|x+y\\|&lt; 1-\\delta} $$<\/div><p>\u3053\u3053\u3067\u3001 <i>B<\/i> (1,0) \u306f\u534a\u5f84<i>1<\/i>\u306e\u30dc\u30fc\u30eb\u3092\u793a\u3057\u3001\u4e2d\u5fc3\u306f\u30bc\u30ed \u30d9\u30af\u30c8\u30eb\u3067\u3059\u3002\u3053\u306e\u6027\u8cea\u306f\u3001\u5fc5\u305a\u3057\u3082\u5b8c\u5168\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u306b\u4e00\u69d8\u306a<span>\u51f8<\/span>\u7a7a\u9593\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u4e0e\u3048\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><div align=\"left\"><div title=\"\"><div align=\"left\"><p>\u3053\u308c\u306f\u3001<span>\u5e73\u884c\u56db\u8fba\u5f62<\/span>\u306e\u6052\u7b49\u6027\u306e\u7d50\u679c\u3067\u3059\u3002\u6b21\u306e\u70b9\u306b\u6ce8\u610f\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\|x+y\\|^2= 2\\Big(\\|x\\|^2 + \\|y\\|^2\\Big) &#8211; \\|x-y\\|^2 \\le 2 &#8211; \\epsilon^2} $$<\/div><\/center><\/div><\/div><\/div><h3><span>\u90e8\u5206\u7a7a\u9593\u3068\u7a4d\u7a7a\u9593<\/span><\/h3><p>\u30d7\u30ec\u30d2\u30eb\u30d0\u30fc\u30c6\u30a3\u30a2\u30f3\u306e\u4efb\u610f\u306e\u30d9\u30af\u30c8\u30eb<span><a href=\"https:\/\/science-hub.click\/?p=95765\">\u90e8\u5206<\/a><\/span>\u7a7a\u9593\u306f\u3001\u5185\u7a4d\u5236\u9650\u306e\u30d7\u30ec\u30d2\u30eb\u30d0\u30fc\u30c6\u30a3\u30a2\u30f3\u3067\u3059\u3002<\/p><p> <i>E<\/i>\u3068<i>F \u3092<\/i>2 \u3064\u306e\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u3068\u3059\u308b\u3068\u3001\u6b21\u306e\u7b49\u5f0f\u3067\u5b9a\u7fa9\u3055\u308c\u308b\u30b9\u30ab\u30e9\u30fc\u7a4d<i>&lt;.,.&gt;<\/i> <sub>ExF \u306f<\/sub>\u3001\u7a4d<i>E<\/i> x <i>F<\/i>\u306b\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u4e0e\u3048\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\forall (x,y)\\,(x&#8217;,y&#8217;) \\in E\\times F \\qquad \\langle(x,y),(x&#8217;,y&#8217;)\\rangle_{E\\times F} = \\langle x,x&#8217;\\rangle_E + \\langle y,y&#8217;\\rangle_F} $$<\/div><\/center><h3><span>\u5546\u7a7a\u9593<\/span><\/h3><p><i>F \u3092<\/i><i>E<\/i>\u306e\u9589\u3058\u305f\u90e8\u5206\u7a7a\u9593\u3068\u3059\u308b\u3068\u3001\u6b63\u898f\u5316\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u306e\u4e00\u822c\u7684\u306a\u5206\u6790\u306b\u3088\u308a\u3001 <i>E<\/i> \/ <i>F<\/i>\u304c\u6b21\u306e\u30ce\u30eb\u30e0\u306e<span><a href=\"https:\/\/science-hub.click\/?p=27124\">\u6b63\u898f\u5316\u30d9\u30af\u30c8\u30eb\u7a7a\u9593<\/a><\/span>\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\forall \\bar x \\in E\/F \\quad \\|\\bar x\\|_{E\/F} = \\min_{x\\in \\bar x} \\|x\\|_E \\quad \\text {ici} \\quad \\|\\bar x\\|_{E\/F} = \\sqrt {\\min_{x\\in \\bar x} \\langle x,x\\rangle_E}} $$<\/div><\/center><p>\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u306e\u5834\u5408\u3001\u3053\u306e\u898f\u7bc4\u306b\u306f\u5f37\u3044\u7279\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li> E<i>\u306e\u5546\u304b\u3089\u5f97\u3089\u308c\u308b\u30ce\u30eb\u30e0\u306f<\/i><i>\u30b9\u30ab\u30e9\u30fc\u7a4d\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002\u305d\u308c\u306f\u6b21\u306e\u5f0f\u3067\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002<\/i> <\/li><\/ul><\/dd><\/dl><center><div class=\"math-formual notranslate\">$$ {\\forall \\bar x,\\bar y \\in E\/F, \\quad \\langle \\bar x,\\bar y\\rangle=\\frac14(\\|\\bar x+\\bar y\\|^2- \\|\\bar x-\\bar y\\|^2 + i\\|\\bar x+i\\bar y\\|^2 &#8211; i\\|\\bar x-i\\bar y\\|^2) } $$<\/div><\/center><p>\u3057\u305f\u304c\u3063\u3066\u3001\u5546\u3082\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u3067\u3059\u3002<\/p><p>\u3053\u306e\u69cb\u6210\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u30bb\u30df\u30d7\u30ed\u30c0\u30af\u30c8\u306e\u5834\u5408\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=101511\">\u534a\u30ce\u30eb\u30e0<\/a><\/span>\u306e\u5206\u6790\u306b\u3088\u308a\u3001\u30bc\u30ed\u306e\u534a\u30ce\u30eb\u30e0 \u30d9\u30af\u30c8\u30eb\u306e<span><a href=\"https:\/\/science-hub.click\/?p=57227\">\u30bb\u30c3\u30c8\u304c<\/a><\/span>\u9589\u3058\u305f\u30d9\u30af\u30c8\u30eb\u90e8\u5206\u7a7a\u9593\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u6b21\u306e<span><a href=\"https:\/\/science-hub.click\/?p=74671\">\u5b9a\u7fa9<\/a><\/span>\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li><i>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e<b>\u30ab\u30fc\u30cd\u30eb<\/b>\u306f\u3001\u7a7a\u9593\u5168\u4f53\u306b\u76f4\u4ea4\u3059\u308b\u30d9\u30af\u30c8\u30eb\u306e\u30bb\u30c3\u30c8\u3067\u3059\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u3082\u3046\u4e00\u5ea6\u8a00\u3044\u307e\u3059\u304c\u3001\u6e96\u30ce\u30eb\u30e0\u306b\u3064\u3044\u3066\u5206\u6790\u3055\u308c\u305f\u69cb\u6210\u306f\u3001\u5206\u96e2\u3055\u308c\u3066\u3044\u306a\u3044\u524d\u30d2\u30eb\u30d0\u30fc\u30c8\u306e\u69cb\u6210\u3068\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li><i>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb\u306f\u3001\u95a2\u9023\u3059\u308b\u534a\u30ce\u30eb\u30e0\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u3059\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u3057\u305f\u304c\u3063\u3066\u3001\u30d9\u30af\u30c8\u30eb\u306f\u3001\u7a7a\u9593\u5185\u306e\u3059\u3079\u3066\u306e\u30d9\u30af\u30c8\u30eb\u3068\u76f4\u4ea4\u3059\u308b\u5834\u5408\u306b\u9650\u308a\u3001\u30bc\u30ed\u6e96\u30ce\u30eb\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u534a\u30ce\u30eb\u30e0\u306e\u5834\u5408\u306b\u95a2\u3057\u3066\u306f\u3001\u975e\u5206\u96e2\u30d7\u30ec\u30d2\u30eb\u30d0\u30fc\u30b7\u30a2\u30f3\u3092\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u5546\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li><i>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb\u306b\u3088\u3063\u3066\u5206\u96e2\u3055\u308c\u3066\u3044\u306a\u3044\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u884c\u5217\u306e\u5546\u306f\u3001\u5206\u96e2\u3055\u308c\u305f\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u884c\u5217\u3067\u3059\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u30bb\u30df\u30ce\u30eb\u30e0\u3092\u5099\u3048\u305f\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u306e\u5834\u5408\u3068\u540c\u69d8\u306b\u3001\u3053\u306e\u624b\u6cd5\u306f<span><a href=\"https:\/\/science-hub.click\/?p=10960\">\u95a2\u6570<\/a><\/span>\u89e3\u6790\u3067\u72ec\u7acb\u3057\u305f\u7a7a\u9593\u3092\u6301\u305f\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u95a2\u6570<i>F<\/i>\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u95a2\u6570 F \u306f \u03a9 \u306e\u5916\u5074\u3067\u30bc\u30ed\u3067\u3042\u308a\u3001\u7a4d\u5206\u53ef\u80fd\u3067\u3059 (\u30ea\u30fc\u30de\u30f3\u306e\u610f\u5473\u3067\u306f\u3001\u3053\u308c\u3067\u5341\u5206\u3067\u3059)\u3002\u4e0d\u9069\u5207\u306a\u7a4d\u5206\u306b\u95a2\u9023\u3059\u308b\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u03a9 \u306b\u306f\u6709\u754c\u304c\u3042\u308b\u3068\u3055\u3089\u306b\u4eee\u5b9a\u3067\u304d\u307e\u3059\u3002\u81ea\u7136\u306a\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\forall f,g \\in F \\quad \\langle f,g \\rangle = \\int_{\\Omega} f(x) \\overline{g(x)} dx } $$<\/div><\/center><p>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb<i>F<\/i> <sub>0 \u306f<\/sub>\u3001\u304a\u305d\u3089\u304f<span><a href=\"https:\/\/science-hub.click\/?p=98633\">\u7121\u8996\u3067\u304d\u308b\u03a9\u306e\u96c6\u5408<\/a><\/span>\u3092\u9664\u3044\u3066\u3001\u3069\u3053\u3067\u3082\u30bc\u30ed\u3067\u3042\u308b<i>F<\/i>\u306e\u95a2\u6570\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u96c6\u5408\u306f<i>F<\/i>\u306e\u76f4\u4ea4\u96c6\u5408\u3067\u3059\u3002 <i>F<\/i>\u3092<i>F<\/i> <sub>0<\/sub>\u3067\u5272\u3063\u305f\u5546\u306f\u3001\u03a9 \u306e\u5916\u306b\u3042\u308b\u53ef\u7a4d\u5206\u95a2\u6570\u3068\u30bc\u30ed\u95a2\u6570\u306e\u30af\u30e9\u30b9\u306e\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u3001\u30bc\u30ed\u6e2c\u5ea6\u306e\u30bb\u30c3\u30c8\u3067\u306e\u307f\u7570\u306a\u308a\u307e\u3059\u3002<\/p><div align=\"left\"><div title=\"\"><div align=\"left\"><dl><dd><ul><li> <b><i>E<\/i>\u306e\u5546\u304b\u3089\u5f97\u3089\u308c\u308b\u30ce\u30eb\u30e0\u306f\u30b9\u30ab\u30e9\u30fc\u7a4d\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002\u305d\u308c\u306f\u6b21\u306e\u5f0f\u3067\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002<\/b> <\/li><\/ul><\/dd><\/dl><center><div class=\"math-formual notranslate\">$$ {\\forall \\bar x,\\bar y \\in E\/F, \\quad \\langle \\bar x,\\bar y\\rangle=\\frac14(\\|\\bar x+\\bar y\\|^2- \\|\\bar x-\\bar y\\|^2 + i\\|\\bar x+i\\bar y\\|^2 &#8211; i\\|\\bar x-i\\bar y\\|^2) \\quad \\text {avec} \\quad \\|\\bar x\\| = \\sqrt {\\min_{x\\in \\bar x} \\langle x,x\\rangle}} $$<\/div><\/center><dl><dd><ul><li><b>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb\u306f\u3001\u95a2\u9023\u3059\u308b\u534a\u30ce\u30eb\u30e0\u306e\u30ab\u30fc\u30cd\u30eb<i>E<\/i> <sub>0<\/sub>\u3067\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl><p> <i>x<\/i> <sub>0 \u3092<\/sub><i>E<\/i> <sub>0<\/sub>\u306e\u8981\u7d20\u3001 <i>y \u3092<\/i><i>E<\/i>\u306e\u8981\u7d20\u3001 <i>t \u3092\u5b9f\u6570\u3068\u3059\u308b<\/i>\u3002 <i>x<\/i> <sub>0<\/sub> + <i>t<\/i>\u306e\u6e96\u30ce\u30eb\u30e0\u3002 <i>y \u306f<\/i>\u5e38\u306b\u6b63\u3067\u3042\u308b\u305f\u3081\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\langle tx_0 + y, tx_0+y\\rangle = \\| y \\|^2 + 2t \\, \\mathfrak R\\,\\langle x_0,y\\rangle \\ge 0} $$<\/div><\/center><p>\u524d\u8ff0\u306e\u7b49\u5f0f\u304c<i>t<\/i>\u306e\u4efb\u610f\u306e\u5024\u306b\u5bfe\u3057\u3066\u6b63\u3067\u3042\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u306f\u3001 <i>x<\/i> <sub>0<\/sub>\u3068<i>y<\/i>\u306e\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u5b9f\u90e8\u304c\u30bc\u30ed\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u3058\u8a08\u7b97\u304c<i>i<\/i>\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002 <i>y<\/i> \u3001 <i>i \u304c<\/i>\u7d14\u7c8b\u306a\u865a\u6570\u3092\u8868\u3059\u5834\u5408\u3001\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u865a\u6570\u90e8\u3082\u30bc\u30ed\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u9006\u306b\u3001\u534a\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e\u30b3\u30a2\u306e\u8981\u7d20\u306f\u3001\u305d\u308c\u81ea\u4f53\u3092\u542b\u3080\u96c6\u5408\u5168\u4f53\u306b\u5bfe\u3057\u3066\u76f4\u4ea4\u3059\u308b\u305f\u3081\u3001\u6e96\u30ce\u30eb\u30e0\u306e\u30b3\u30a2\u306e\u4e00\u90e8\u3068\u306a\u308a\u3001\u8a3c\u660e\u304c\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p><dl><dd><ul><li><b>\u30b9\u30ab\u30e9\u30fc\u534a\u7a4d\u306e\u30ab\u30fc\u30cd\u30eb\u306b\u3088\u3063\u3066\u5206\u96e2\u3055\u308c\u305f\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u884c\u5217\u306e\u5546\u306f\u3001\u5206\u96e2\u3055\u308c\u305f\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u884c\u5217\u3067\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl>\u3053\u306e\u7279\u6027\u306f\u3001\u3042\u3089\u3086\u308b\u6e96\u30ce\u30eb\u30e0\u306b\u4e00\u822c\u7684\u3067\u3059<i>(\u6e96\u30ce\u30eb\u30e0\u306e\u8a18\u4e8b\u3092\u53c2\u7167)<\/i> \u3002<\/div><\/div><\/div><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 - \u5b9a\u7fa9\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/olKlHdx7YH0\/0.jpg\" style=\"width:100%;\"\/><\/figure><h3><span>\u30d9\u30fc\u30b9<\/span><\/h3><p>\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u306e\u9b45\u529b\u306e 1 \u3064\u306f\u3001\u975e\u5e38\u306b\u4e00\u822c\u7684\u306a\u4eee\u8aac\u306e\u3082\u3068\u3067\u3001\u4ee3\u6570\u7684\u306a\u610f\u5473\u3067\u306e\u57fa\u5e95\u306e\u6027\u8cea\u306b\u8fd1\u3044\u6027\u8cea\u3092\u6301\u3064<i>\u30d2\u30eb\u30d9\u30eb\u30c8\u57fa\u5e95\u304c<\/i>\u5b58\u5728\u3059\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u306b\u3042\u308a\u307e\u3059\u3002<\/p><p>\u6709\u9650\u6b21\u5143\u3068\u306f\u7570\u306a\u308a\u3001\u6709\u9650\u6570\u306e\u975e\u30bc\u30ed\u9805\u306e\u307f\u3092\u542b\u3080\u548c\u3068\u3057\u3066\u30d9\u30af\u30c8\u30eb\u3092\u8868\u73fe\u3059\u308b\u3053\u3068\u306f\u3082\u306f\u3084\u4e0d\u53ef\u80fd\u3067\u3059\u3002\u30d9\u30af\u30c8\u30eb\u306f\u3001\u975e\u30bc\u30ed\u9805\u306e\u30bb\u30c3\u30c8\u304c\u53ef\u7b97\u3067\u3042\u308b\u7cfb\u5217\u306e\u6975\u9650\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001<span>\u53ce\u675f\u306f<\/span><span><a href=\"https:\/\/science-hub.click\/?p=108705\">\u7d76\u5bfe\u7684<\/a><\/span>\u3067\u3042\u308b\u305f\u3081\u3001\u7d1a\u6570\u306e\u9806\u5e8f\u306f\u307b\u3068\u3093\u3069\u91cd\u8981\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><p>\u5b58\u5728\u304c\u5e38\u306b\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001\u7a7a\u9593\u304c\u5b8c\u5168\u3067\u3042\u308c\u3070\u3001 <span><a href=\"https:\/\/science-hub.click\/?p=57107\">Zorn \u306e\u88dc\u984c<\/a><\/span>\u3092\u4f7f\u7528\u3057\u3066\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u3059\u3079\u3066\u306e\u6b63\u898f\u5316\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3068\u540c\u69d8\u306b\u3001\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u5206\u5e03<i>\u3092\u5b8c\u6210\u3055\u305b\u308b<\/i>\u306e\u306f\u6bd4\u8f03\u7684\u7c21\u5358\u3067\u3059\u3002<\/p><p>\u5b8c\u5168\u6027\u306b\u3088\u3063\u3066\u4fdd\u8a3c\u3055\u308c\u305f\u3053\u306e\u5b58\u5728\u306f\u3001\u5b8c\u5168\u306b\u6e80\u8db3\u3067\u304d\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30be\u30fc\u30f3\u306e\u88dc\u984c\u3067\u9078\u629e\u3057\u305f<span><a href=\"https:\/\/science-hub.click\/?p=79721\">\u516c\u7406<\/a><\/span>\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u3053\u306e\u65b9\u6cd5\u306f\u305d\u306e\u3088\u3046\u306a\u57fa\u790e\u3092\u52b9\u679c\u7684\u306b\u69cb\u7bc9\u3059\u308b\u306e\u306b\u4f7f\u7528\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u30b9\u30c8\u30fc\u30f3\u30fb\u30ef\u30a4\u30a8\u30eb\u30b7\u30e5<span>\u30c8\u30e9\u30b9<\/span>\u306e\u5b9a\u7406\u306f\u3001\u591a\u304f\u306e\u6a5f\u80fd\u7a7a\u9593\u304c\u5206\u96e2\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u8ffd\u52a0\u306e\u4eee\u5b9a\u306f\u3001\u9078\u629e\u516c\u7406\u3092\u4f7f\u7528\u305b\u305a\u306b\u30d2\u30eb\u30d9\u30eb\u30c8\u57fa\u5e95\u306e\u5b58\u5728\u3092\u4fdd\u8a3c\u3059\u308b\u306e\u306b\u5341\u5206\u3067\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=35754\">\u30b0\u30e9\u30e0\u30fb\u30b7\u30e5\u30df\u30c3\u30c8\u6cd5\u306b\u3088\u308a\u3001<\/a><\/span>\u3053\u306e\u3088\u3046\u306a\u57fa\u76e4\u3092\u52b9\u679c\u7684\u306b\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u4e09\u89d2\u591a\u9805\u5f0f\u307e\u305f\u306f\u30eb\u30b8\u30e3\u30f3\u30c9\u30eb\u591a\u9805\u5f0f\u306f\u3001\u30eb\u30d9\u30fc\u30b0\u306e\u610f\u5473\u3067\u7a4d\u5206\u53ef\u80fd\u306a\u5e73\u65b9\u306e\u5b9f\u6570\u306e\u30bb\u30b0\u30e1\u30f3\u30c8\u4e0a\u306e\u95a2\u6570\u7a7a\u9593\u306e\u4f8b\u3067\u3059\u3002<\/p><h3><span>\u5b8c\u5168<\/span><\/h3><p>\u6a19\u6e96\u5316\u3055\u308c\u305f\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3092\u5b8c\u6210\u3055\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u6b63\u78ba\u306b\u306f\u3001 <b>K \u306e<\/b>\u6b63\u898f\u5316\u30d9\u30af\u30c8\u30eb\u7a7a\u9593<i>H<\/i>\u3068\u3001 <i>J<\/i>\u306b\u3088\u308b<i>E<\/i>\u306e\u30a4\u30e1\u30fc\u30b8\u304c<i>H<\/i>\u5185\u3067\u5bc6\u306b\u306a\u308b\u3088\u3046\u306b\u3001 <i>H<\/i>\u306b\u304a\u3051\u308b<i>E<\/i>\u306e\u5358\u5c04\u7dda\u5f62<span><a href=\"https:\/\/science-hub.click\/?p=73511\">\u30a2\u30a4\u30bd\u30e1\u30c8\u30ea<\/a><\/span>J \u304c\u5b58\u5728\u3057\u307e\u3059<i>\u3002<\/i> <i>M \u304c<\/i>\u53b3\u5bc6\u306b\u6b63\u306e\u5b9f\u6570\u306e\u5834\u5408\u3001\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f\u3001\u534a\u5f84<i>M<\/i>\u306e\u7403\u3068\u305d\u308c\u81ea\u4f53\u304c<b>K<\/b>\u306b\u3042\u308b\u7403\u306e<span><a href=\"https:\/\/science-hub.click\/?p=33222\">\u30c7\u30ab\u30eb\u30c8\u7a4d<\/a><\/span>\u306e\u4e00\u69d8\u9023\u7d9a\u30de\u30c3\u30d7\u306b\u306a\u308a\u307e\u3059\u3002 <b>K \u306f<\/b><span><a href=\"https:\/\/science-hub.click\/?p=24118\">\u5b8c\u5168\u7a7a\u9593<\/a><\/span>\u3067\u3042\u308a\u3001\u5b9f\u6570\u3068\u8907\u7d20\u6570\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u7403\u4e0a\u306e<span><a href=\"https:\/\/science-hub.click\/?p=63753\">\u9023\u7d9a\u6027<\/a><\/span>\u306b\u3088\u3063\u3066\u62e1\u5f35\u3055\u308c\u307e\u3059\u3002 2 \u3064\u306e\u30d9\u30af\u30c8\u30eb\u306e\u5834\u5408\u3001\u9023\u7d9a\u6027\u3054\u3068\u306b\u62e1\u5f35\u306f 1 \u3064\u3060\u3051\u3067\u3042\u308b\u305f\u3081<i>(\u5747\u4e00\u9023\u7d9a\u6027\u306e\u8a18\u4e8b\u3092\u53c2\u7167)<\/i> \u3001\u3053\u306e\u62e1\u5f35\u306f\u4e21\u65b9\u3092\u542b\u3080\u30dc\u30fc\u30eb\u306b\u306f\u4f9d\u5b58\u3057\u307e\u305b\u3093\u3002\u6700\u5f8c\u306b\u3001\u4efb\u610f\u306e\u30d9\u30af\u30c8\u30eb\u306e\u30da\u30a2\u304c\u30dc\u30fc\u30eb\u306b\u542b\u307e\u308c\u308b\u305f\u3081\u3001 <i>H<\/i>\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u3092\u62e1\u5f35\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><p>\u540c\u3058\u30d9\u30af\u30c8\u30eb\u306b 2 \u56de\u9069\u7528\u3055\u308c\u305f\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e\u62e1\u5f35\u306e<span><a href=\"https:\/\/science-hub.click\/?p=93175\">\u5e73\u65b9\u6839\u306f<\/a><\/span>\u3001\u30ce\u30eb\u30e0\u306e\u9023\u7d9a\u6027\u306b\u3088\u308b\u62e1\u5f35\u3067\u3059\u3002\u3053\u306e\u62e1\u5f35\u306e\u4e00\u610f\u6027\u306f\u3001 <i>J \u304c<\/i>\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u306e\u30a2\u30a4\u30bd\u30e1\u30c8\u30ea\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><h3><span>\u6709\u754c<span><a href=\"https:\/\/science-hub.click\/?p=21882\">\u6f14\u7b97\u5b50<\/a><\/span><\/span><\/h3><p>\u5883\u754c\u30aa\u30da\u30ec\u30fc\u30bf\u306f\u3001<span><a href=\"https:\/\/science-hub.click\/?p=13312\">\u30e6\u30cb\u30c3\u30c8 \u30dc\u30fc\u30eb<\/a><\/span>\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u5883\u754c\u4ed8\u3051\u308b\u30aa\u30da\u30ec\u30fc\u30bf\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u9023\u7d9a\u6f14\u7b97\u5b50\u3067\u3059\u3002<i>\u8907\u7d20<\/i>\u30d7\u30ec\u30d2\u30eb\u30d9\u30eb\u30c8\u884c\u5217\u3067\u306f\u6b21\u306e\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li> a \u3092<i>\u8907\u7d20\u524d\u30d2\u30eb\u30d9\u30eb\u30c8 E \u306e\u6f14\u7b97\u5b50<\/i><i>\u3001<\/i> b \u3092 x \u306b<i>|&lt;<\/i> a <i>(<\/i> x <i>),<\/i> x &gt;|<i>\u3092\u95a2\u9023\u4ed8\u3051\u308b R <sub>+<\/sub><\/i><i>\u306e\u5358\u4f4d\u7403\u95a2\u6570\u306e\u4e0a\u9650<\/i>\u3068<i>\u3057\u307e\u3059<\/i><i>\u3002\u6b21\u306b\u3001\u6b21\u306e\u5897\u52a0\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3059\u3002<\/i> <\/li><\/ul><\/dd><\/dl><center><div class=\"math-formual notranslate\">$$ {\\forall x,y \\in E\\quad |\\langle a(x),y\\rangle | + |\\langle x,a(y)\\rangle| \\le 2b\\|x\\|.\\|y\\|\\\u00a0;} $$<\/div><\/center><dl><dd><ul><li><i>\u7279\u306b<\/i><ul><li>b<i>\u304c\u6709\u9650\u306e<\/i><i>\u5834\u5408<\/i>\u3001a \u306f<i>\u6709\u754c\u3067\u3059\u3002<\/i><\/li><li> E<i>\u306e\u3059\u3079\u3066\u306e x \u8981\u7d20<\/i>\u306b\u3064\u3044\u3066<i>\u3001<\/i> a <i>(<\/i> x <i>) \u304c x \u306b\u76f4\u4ea4\u3059\u308b<\/i><i>\u5834\u5408<\/i><i>\u3001<\/i> a \u306f<i>\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002<\/i><\/li><\/ul><\/li><\/ul><\/dd><\/dl><p>\u5b9f\u969b\u306e\u30d2\u30eb\u30d9\u30eb\u30c8\u4ee5\u524d\u3067\u306f\u3001\u3053\u306e\u7d50\u679c\u306f\u5f53\u3066\u306f\u307e\u308a\u307e\u305b\u3093\u3002 (<span><a href=\"https:\/\/science-hub.click\/?p=78351\">\u53cd\u4f8b\u3068\u3057\u3066<\/a><\/span>\u3001\u8a08\u753b\u3067\u306f 4 \u5206\u306e 1 \u56de\u8ee2\u306e\u56de\u8ee2\u304c<span><a href=\"https:\/\/science-hub.click\/?p=95597\">\u793a\u3055\u308c\u3066\u3044\u307e\u3059<\/a><\/span>\u3002)<\/p><p>\u3053\u308c\u306f\u3001\u81ea\u5df1\u5171\u5f79\u30b3\u30f3\u30d1\u30af\u30c8\u6f14\u7b97\u5b50\u306e\u7814\u7a76\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p><div><div><p> <i>x<\/i>\u3068<i>y \u304c<\/i>\u30ce\u30eb\u30e0 1 \u3067\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3001\u6b21\u306e\u3053\u3068\u3092\u8a3c\u660e\u3057\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {|\\langle a(x),y\\rangle| + |\\langle a(y),x\\rangle| \\le 2b.} $$<\/div><\/center><p>\u307e\u305a (\u5de6\u8fba\u3092\u5c55\u958b\u3057\u3066) \u8a08\u7b97\u3057\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\langle a(x+y),x+y\\rangle -\\langle a(x-y),x-y\\rangle = 2\\langle a(x),y\\rangle + 2\\langle a(y),x\\rangle,} $$<\/div><\/center><p>\u3057\u305f\u304c\u3063\u3066\u3001(\u5e73\u884c\u56db\u8fba\u5f62\u306e\u6052\u7b49\u5f0f\u3068<i>x<\/i>\u3068<i>y<\/i>\u306b\u95a2\u3059\u308b\u4eee\u5b9a\u3092\u4f7f\u7528\u3057\u3066): <\/p><center><div class=\"math-formual notranslate\">$$ {|2\\langle a(x),y\\rangle + 2\\langle a(y),x\\rangle|\\le b\\Big(\\|x+y\\|^2 + \\|x-y\\|^2\\Big)=2b\\Big(\\|x\\|^2 + \\|y\\|^2\\Big)=4b.} $$<\/div><\/center><p> \u03b8 <sub>1<\/sub> \u3001\u03b8 <sub>2 \u3092<\/sub>\u8907\u7d20\u6570 &lt; <i>a<\/i> ( <i>x<\/i> ), <i>y<\/i> &gt; \u304a\u3088\u3073 &lt; <i>a<\/i> ( <i>y<\/i> ), <i>x<\/i> &gt; \u306e\u305d\u308c\u305e\u308c\u306e\u5f15\u6570\u3068\u3059\u308b\u3002\u4efb\u610f\u306e<span><a href=\"https:\/\/science-hub.click\/?p=108487\">\u89d2\u5ea6<\/a><\/span>\u03bc \u306b\u3064\u3044\u3066\u3001&lt; <i>a<\/i> ( <i>x<\/i> ), exp( <i>i<\/i> \u03bc) <i>y<\/i> &gt; \u3068 &lt; <i>a<\/i> (exp( <i>i<\/i> \u03bc) <i>y<\/i> ), <i>x<\/i> &gt; \u306e\u5bfe\u5fdc\u3059\u308b\u5f15\u6570\u306f\u305d\u308c\u305e\u308c \u03b8 <sub>1<\/sub> -\u03bc \u3068 \u03b8 <sub>2<\/sub> +\u03bc \u3067\u3059\u3002 \u03bc=( <i>\u03b8 <sub>1<\/sub> &#8211;<\/i> \u03b8 <sub>2<\/sub> )\/2 \u3092\u9078\u629e\u3059\u308b\u3068\u7b49\u3057\u3044\u3002\u524d\u306e\u52a0\u7b97\u3067<i>y \u3092<\/i>exp( <i>i<\/i> \u03bc) <i>y<\/i>\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u3001\u76ee\u7684\u306e\u4e0d\u7b49\u5f0f\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {|\\langle a(x),y\\rangle| + |\\langle a(y),x\\rangle| \\le 2b.} $$<\/div><\/center><\/div><\/div><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 - \u5b9a\u7fa9\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/gNx6IP3tmKQ\/0.jpg\" style=\"width:100%;\"\/><\/figure><h3><span>\u30c7\u30e5\u30a2\u30eb\u306e\u69cb\u9020<\/span><\/h3><p>\u53cc\u5bfe\u306f\u3001\u4efb\u610f\u306e\u30ce\u30eb\u30e0\u3068\u306e\u95a2\u4fc2\u3067 (\u30b9\u30ab\u30e9\u30fc\u7a4d\u304b\u3089\u306e) \u30e6\u30fc\u30af\u30ea\u30c3\u30c9 \u30ce\u30eb\u30e0\u306e\u7279\u7570\u6027\u306e\u8d77\u6e90\u3068\u3057\u3066\u3001\u672c\u8cea\u7684\u306a\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u5f71\u97ff\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u3001\u6df1\u523b\u3067\u3059\u3002\u3053\u3053\u3067\u3001\u300c\u53cc\u5bfe\u300d\u3068\u3044\u3046\u7528\u8a9e\u306f\u30c8\u30dd\u30ed\u30b8\u30ab\u30eb\u306a\u610f\u5473\u3067\u89e3\u91c8\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u9023\u7d9a\u7dda\u5f62\u306e\u307f\u304c\u7814\u7a76\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u53cc\u5bfe\u306f\u6f14\u7b97\u5b50\u30ce\u30eb\u30e0\u306b\u3088\u3063\u3066\u6b63\u898f\u5316\u3055\u308c\u305f\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3067\u3059\u3002<\/p><p>\u307e\u305a\u7b2c\u4e00\u306b\u3001 <i>E<\/i>\u306b\u306f\u30a2\u30d7\u30ea\u30aa\u30ea\u306b\u6b20\u843d\u3057\u3066\u3044\u308b\u304c\u3001\u975e\u5e38\u306b\u5fc5\u8981\u306a\u6b21\u306e\u7279\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p><dl><dd><ul><li><i>\u30c7\u30e5\u30a2\u30eb\u30b9\u30da\u30fc\u30b9\u304c\u5b8c\u6210\u3057\u307e\u3057\u305f\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u3053\u306e\u5834\u5408\u3001\u53cc\u5bfe\u306b\u306f\u7a7a\u9593<i>E<\/i>\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001 <i>E \u306f<\/i>\u305d\u306e\u53cc\u5bfe\u306e\u4e2d\u3067\u5bc6\u96c6\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6709\u7406\u6570\u306b\u95a2\u3057\u3066\u306f\u5b9f\u6570\u3068\u540c\u69d8\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p><dl><dd><ul><li>\u305d\u306e\u53cc\u5bfe\u306b\u304a\u3051\u308b E<i>\u306e\u6b63\u6e96\u5199\u50cf \u03c6 \u306f<\/i><i>\u6ce8\u5165\u3067\u3042\u308a\u3001\u305d\u306e\u30a4\u30e1\u30fc\u30b8\u306f\u5bc6\u3067\u3059\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u3055\u3089\u306b\u3001\u305d\u306e\u81ea\u7136\u898f\u7bc4\u306f<i>E<\/i>\u306e\u81ea\u7136\u898f\u7bc4\u306e\u9023\u7d9a\u6027\u306b\u3088\u308b\u62e1\u5f35\u3067\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=99219\">\u7dda\u5f62\u5f62\u5f0f<\/a><\/span>\u3067\u8b58\u5225\u3055\u308c\u308b<i>E<\/i>\u306e\u4efb\u610f\u306e\u8981\u7d20\u306e\u6f14\u7b97\u5b50\u3068\u3057\u3066\u306e\u30ce\u30eb\u30e0\u306f<i>\u3001 E<\/i>\u306e\u30e1\u30f3\u30d0\u30fc\u3068\u3057\u3066\u306e\u8981\u7d20\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e<span><a href=\"https:\/\/science-hub.click\/?p=99825\">\u4e8c\u6b21\u5f62\u5f0f<\/a><\/span>\u306e\u6839\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p><dl><dd><ul><li>\u53cc\u5bfe\u306b\u304a\u3051\u308b E<i>\u306e\u6b63\u6e96\u5199\u50cf \u03c6 \u306f\u3001\u30b9\u30ab\u30e9\u30fc<\/i><i>\u7a4d\u306e\u30ce\u30eb\u30e0\u3092\u5099\u3048\u305f E \u304b\u3089\u6f14\u7b97\u5b50\u30ce\u30eb\u30e0\u3092\u5099\u3048\u305f\u53cc\u5bfe\u3078\u306e<\/i><i>\u30a2\u30a4\u30bd\u30e1\u30c8\u30ea (\u8003\u616e\u3055\u308c\u308b\u5230\u7740\u30bb\u30c3\u30c8\u304c\u753b\u50cf \u03c6 \u3067\u3042\u308b\u5834\u5408) \u3067\u3059<\/i>\u3002<\/li><\/ul><\/dd><\/dl><dl><dd><ul><li> E<i>\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f<\/i><i>\u3001\u9023\u7d9a\u6027\u306b\u3088\u3063\u3066\u305d\u306e\u53cc\u5bfe\u306b\u62e1\u5f35\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u62e1\u5f35\u306f\u3001\u95a2\u9023\u3059\u308b\u30ce\u30eb\u30e0\u304c\u53cc\u5bfe\u306b\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u4e0e\u3048\u308b\u3088\u3046\u306a\u30b9\u30ab\u30e9\u30fc\u7a4d\u3067\u3059\u3002<\/i><\/li><\/ul><\/dd><\/dl><p>\u3057\u305f\u304c\u3063\u3066\u3001 <i>E<\/i>\u3092\u5b8c\u6210\u3055\u305b\u308b\u5225\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u3092\u305d\u306e\u53cc\u5bfe\u306e\u4e00\u90e8\u3068\u8b58\u5225\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002\u3053\u308c\u3067\u30c7\u30e5\u30a2\u30eb\u304c\u5b8c\u6210\u3057\u307e\u3059\u3002\u7b49\u89d2\u540c\u578b\u5199\u50cf\u307e\u3067\u306e\u88dc\u5b8c\u306f 1 \u3064\u3060\u3051\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u65b9\u6cd5\u306f\u6a19\u6e96\u5316\u3055\u308c\u305f\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3092\u88dc\u5b8c\u3059\u308b\u4e00\u822c\u7684\u306a\u65b9\u6cd5\u3068\u540c\u7b49\u306e\u7d50\u679c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u53cc\u5bfe\u306f\u5b8c\u5168\u3067\u4e00\u69d8\u306b\u51f8\u3067\u3042\u308a\u3001\u30df\u30eb\u30de\u30f3\u30fb\u30da\u30c6\u30a3\u30b9\u306e\u5b9a\u7406\u306f\u305d\u308c\u304c\u518d\u5e30\u7684\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u305d\u308c\u306f\u8a18\u4e8b\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u3067\u958b\u767a\u3055\u308c\u305f\u3088\u308a\u5f37\u529b\u306a\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p><div align=\"left\"><div title=\"\"><div align=\"left\"><dl><dd><ul><li><b>\u30c7\u30e5\u30a2\u30eb\u30b9\u30da\u30fc\u30b9\u304c\u5b8c\u6210\u3057\u307e\u3057\u305f\u3002<\/b><\/li><\/ul><\/dd><\/dl><p>\u53cc\u5bfe\u306e\u8981\u7d20\u306f\u3001\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593 (\u6b21\u5143<i>1<\/i>\u307e\u305f\u306f<i>2<\/i> ) \u306e\u9023\u7d9a<span><a href=\"https:\/\/science-hub.click\/?p=103579\">\u7dda\u5f62\u30de\u30c3\u30d7<\/a><\/span>\u3067\u3059\u304c\u3001\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593\u306e\u6b63\u898f\u5316\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u306e\u9023\u7d9a\u7dda\u5f62\u30de\u30c3\u30d7\u306e\u30bb\u30c3\u30c8\u306f\u5b8c\u5168\u3067\u3059\u3002 <i>(\u8a3c\u660e\u306f\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593\u306e\u8a18\u4e8b\u3067\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002)<\/i><\/p><dl><dd><ul><li><b>\u305d\u306e\u53cc\u5bfe\u306b\u304a\u3051\u308b<i>E<\/i>\u306e\u6b63\u6e96\u30de\u30c3\u30d7 \u03c6 \u306f\u6ce8\u5165\u3067\u3042\u308a\u3001\u305d\u306e\u30a4\u30e1\u30fc\u30b8\u306f\u5bc6\u3067\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl><p> \u03c6\u306e\u5b9a\u7fa9\u3092\u601d\u3044\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002 <i>E<\/i>\u306e\u4efb\u610f\u306e\u8981\u7d20<i>x<\/i>\u306b\u3001&lt; <i>x<\/i> , <i>y<\/i> &gt;<i>\u3092\u95a2\u9023\u4ed8\u3051\u308b<\/i>\u7dda\u5f62\u5f62\u5f0f\u3092\u95a2\u9023\u4ed8\u3051\u307e\u3059\u3002\u753b\u50cf\u306f\u660e\u3089\u304b\u306b\u76f4\u7dda\u7684\u306a\u5f62\u72b6\u3067\u3059\u3002 <span><a href=\"https:\/\/science-hub.click\/?p=88137\">Cauchy-Schwarz \u4e0d\u7b49\u5f0f\u306f<\/a><\/span>\u305d\u306e\u9023\u7d9a\u6027\u3092\u4fdd\u8a3c\u3057\u3001\u305d\u306e\u30ce\u30eb\u30e0\u306f<i>x<\/i>\u306e\u30ce\u30eb\u30e0\u4ee5\u4e0b\u3067\u3059\u3002\u30ab\u30fc\u30cd\u30eb\u306e\u8981\u7d20\u304c<i>E<\/i>\u306b\u76f4\u4ea4\u3059\u308b\u304b\u3001 <i>E<\/i>\u304c\u5206\u96e2\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001 <i>x<\/i>\u306e\u30a4\u30e1\u30fc\u30b8\u304c\u30bc\u30ed\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u30ce\u30eb\u30e0\u3082\u30bc\u30ed\u3067\u3042\u308a\u3001\u3057\u305f\u304c\u3063\u3066<i>x \u3082<\/i>\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001 \u03c6 \u304c\u5358\u5c04\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/p><p>\u753b\u50cf\u306e\u7dfb\u5bc6\u306a\u6027\u8cea\u306f\u3001\u6700\u826f<span><a href=\"https:\/\/science-hub.click\/?p=33686\">\u8fd1\u4f3c<\/a><\/span>\u5b9a\u7406\u3092\u8a3c\u660e\u3059\u308b\u3082\u306e\u3068\u540c\u69d8\u306e\u63a8\u8ad6\u304b\u3089\u751f\u3058\u307e\u3059\u3002 \u03b4 \u3092\u975e\u30bc\u30ed\u306e\u9023\u7d9a\u7dda\u5f62\u5f62\u5f0f\u3068\u3057\u307e\u3059 (\u03b4 \u304c\u30bc\u30ed\u306e\u5834\u5408\u3001\u03c6(0) = \u03b4 \u3067\u3042\u308b\u305f\u3081\u3001\u03c6 \u306e\u30a4\u30e1\u30fc\u30b8\u5185\u306b\u3042\u308a\u307e\u3059)\u3002\u76ee\u7684\u306f\u3001\u03b4 \u3068 \u03c6( <i>y<\/i> ) \u306e\u9593\u306e\u8ddd\u96e2\u304c\u6307\u5b9a\u3055\u308c\u305f \u03b5 \u3088\u308a\u3082\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306a\u30d9\u30af\u30c8\u30eb<i>y \u3092<\/i>\u898b\u3064\u3051\u308b\u3053\u3068\u3067\u3059\u3002<\/p><p> \u03b4( <i>v<\/i> ) \u304c<i>1<\/i>\u306b\u7b49\u3057\u3044\u3088\u3046\u306a<i>E<\/i>\u306e\u30d9\u30af\u30c8\u30eb<i>v \u304c<\/i>\u5b58\u5728\u3057\u307e\u3059\u3002 <i>H \u3092<\/i>\u03c6 \u306e\u30ab\u30fc\u30cd\u30eb\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u306f<span><a href=\"https:\/\/science-hub.click\/?p=80857\">\u8d85\u5e73\u9762<\/a><\/span>\u3067\u3042\u308a\u3001\u03b4 \u304c\u9023\u7d9a\u3067\u3042\u308b\u305f\u3081\u9589\u3058\u3066\u3044\u307e\u3059\u3002 \u03bb \u3092<i>v<\/i>\u3068<i>H \u306e<\/i>\u9593\u306e\u8ddd\u96e2\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u30bc\u30ed\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u3046\u3057\u306a\u3044\u3068\u3001 <i>v<\/i>\u306b\u5411\u304b\u3063\u3066\u53ce\u675f\u3059\u308b\u30ab\u30fc\u30cd\u30eb\u306e\u8981\u7d20\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u304c\u5b58\u5728\u3057\u3001\u305d\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u306e \u03c6 \u306b\u3088\u308b\u30a4\u30e1\u30fc\u30b8\u306f\u30bc\u30ed\u306b\u306a\u308a\u3001\u9023\u7d9a\u6027\u306b\u3088\u3063\u3066<i>v<\/i>\u306e\u30a4\u30e1\u30fc\u30b8\u306b\u306a\u308a\u307e\u3059 (n \u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059)\u3002\u305d\u3046\u3067\u306f\u306a\u3044\u3002 \u03b5 \u3092\u53b3\u5bc6\u306b\u6b63\u306e\u5b9f\u6570\u3001 <i>h \u3092<\/i><i>v<\/i>\u3068<i>h \u306e<\/i>\u9593\u306e\u8ddd\u96e2\u306e<span><a href=\"https:\/\/science-hub.click\/?p=94249\">\u4e8c\u4e57<\/a><\/span>\u304c \u03bb <sup>2<\/sup> (1 + \u03b5 <sup>2<\/sup> \/2) \u672a\u6e80\u3068\u306a\u308b\u3088\u3046\u306a<i>H<\/i>\u306e\u8981\u7d20\u3068\u3057\u3001 <i>u<\/i>\u3068<i>y \u3092<\/i>\u6b21\u306e\u5f0f\u3067\u5b9a\u7fa9\u3055\u308c\u308b\u30d9\u30af\u30c8\u30eb\u3068\u3059\u308b\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {u= \\frac 1{\\|v-h\\|}(v &#8211; h) \\quad \\text {et} \\quad y = \\bar {\\delta (u)}u} $$<\/div><\/center><p>\u6b8b\u3063\u3066\u3044\u308b\u306e\u306f\u3001 <i>y<\/i>\u3068\u6c42\u3081\u3089\u308c\u305f\u30d9\u30af\u30c8\u30eb\u3092\u793a\u3059\u3053\u3068\u3060\u3051\u3067\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5358\u4f4d<span><a href=\"https:\/\/science-hub.click\/?p=100659\">\u7403<\/a><\/span>\u306e\u30d9\u30af\u30c8\u30eb<i>x<\/i>\u306e\u753b\u50cf\u306e\u5dee\u306e \u03b4 \u3068 \u03c6( <i>y<\/i> ) \u306e<span><a href=\"https:\/\/science-hub.click\/?p=107991\">\u7d76\u5bfe\u5024<\/a><\/span>\u304c \u03b5 \u3088\u308a\u5c0f\u3055\u3044\u3053\u3068\u3092\u793a\u305b\u3070\u5341\u5206\u3067\u3059\u3002<\/p><p> <i>H<\/i>\u306f\u8d85\u5e73\u9762\u3067<i>u<\/i>\u306f<i>H<\/i>\u306b\u542b\u307e\u308c\u306a\u3044\u305f\u3081\u3001 <i>u<\/i>\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u308b\u76f4\u7dda\u3068\u8d85\u5e73\u9762<i>H<\/i>\u306f\u88dc\u8db3\u7684\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001 <i>x<\/i> = \u03b1 <i>u<\/i> + <i>k<\/i>\u3068\u306a\u308b\u5b9f\u6570 \u03b1 \u3068<i>H<\/i>\u306e\u30d9\u30af\u30c8\u30eb<i>k \u304c<\/i>\u5b58\u5728\u3057\u307e\u3059\u3002 <i>y<\/i>\u3068<i>x<\/i>\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\phi(y)x = \\langle y,x \\rangle = \\langle y, \\alpha u + k\\rangle = \\alpha.\\delta(u) + \\langle y,k\\rangle \\quad \\text {et} \\quad \\delta (y) = \\alpha .\\delta (u) + \\delta (k) = \\alpha .\\delta (u)} $$<\/div><\/center><p>\u79c1\u305f\u3061\u306f\u6b21\u306e\u3088\u3046\u306b\u63a8\u6e2c\u3057\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ { |\\phi(y)x &#8211; \\delta(x)| = |\\langle y,k\\rangle|} $$<\/div><\/center><p> <i>v<\/i>\u3068<i>h<\/i>\u306e\u9593\u306e\u8ddd\u96e2\u306e 2 \u4e57 &#8211; <i>tk \u306f<\/i>\u3001 <i>v<\/i>\u3068<i>H<\/i>\u306e\u9593\u306e\u8ddd\u96e2\u306e 2 \u4e57\u3088\u308a\u3082\u5927\u304d\u3044\u305f\u3081\u3001 <i>R \u304c<\/i>\u865a\u6570\u306e\u5b9f\u90e8\u3092\u793a\u3059\u5834\u5408\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {\\langle v &#8211; h + t.k \\rangle^2 = t^2\\| k \\|^2 + 2\\mathfrak R \\langle v-h,k\\rangle.t + \\|v-h\\|^2 \\ge \\lambda^2} $$<\/div><\/center><p>\u3053\u3053\u3067\u3001 <i>v<\/i>\u3068<i>h<\/i>\u306e\u9593\u306e\u8ddd\u96e2\u306e 2 \u4e57\u306f \u03bb <sup>2<\/sup> + \u03b5 <sup>2<\/sup> \/2 \u3060\u3051\u5897\u52a0\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {(1)\\quad t^2\\| k \\|^2 + 2\\mathfrak R \\langle v-h,k\\rangle.t \\ge -\\frac {\\lambda^2\\epsilon^2}2} $$<\/div><\/center><p>\u524d\u306e\u5f0f\u306f\u3001\u4e3b<span><a href=\"https:\/\/science-hub.click\/?p=23938\">\u5358\u9805\u5f0f<\/a><\/span>\u304c\u6b63\u3067\u3042\u308b<span>\u6b21\u6570<\/span>2 \u306e<span><a href=\"https:\/\/science-hub.click\/?p=35323\">\u591a\u9805\u5f0f<\/a><\/span>\u306e\u5f0f\u3067\u3059\u3002\u305d\u308c\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u308b<i>t<\/i> <sub>0<\/sub>\u306e\u5024\u306b\u3064\u3044\u3066\u3001\u30bc\u30ed<span><a href=\"https:\/\/science-hub.click\/?p=14016\">\u5c0e\u95a2\u6570<\/a><\/span>\u306e\u70b9\u3067\u6700\u5c0f\u5024\u306b\u9054\u3057\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ { t_0 = -\\frac {\\mathfrak R \\langle v-h,k\\rangle}{\\| k \\|^2}} $$<\/div><\/center><p>\u3053\u306e<i>t<\/i> <sub>0<\/sub>\u306e\u5024\u306e\u5834\u5408\u3001\u5897\u52a0<i>(1)<\/i>\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {{\\mathfrak R \\langle v-h,k\\rangle}^2 \\le \\frac{\\lambda^2\\epsilon^2}2\\| k \\|^2} $$<\/div><\/center><p> <i>k<\/i>\u306e\u30ce\u30eb\u30e0\u306f<i>x<\/i>\u306e\u30ce\u30eb\u30e0\u3088\u308a\u5c0f\u3055\u3044\u305f\u3081\u3001 x \u306f<i>1<\/i>\u306b\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {{\\mathfrak R \\langle v-h,k\\rangle}^2 \\le \\frac{\\lambda^2\\epsilon^2}2} $$<\/div><\/center><p> <i>t \u3092<\/i><i>it<\/i>\u306b\u7f6e\u304d\u63db\u3048\u3066\u540c\u3058\u8a08\u7b97\u3092\u884c\u3046\u3068\u3001 <i>i \u306f<\/i>\u7d14\u7c8b\u306a\u60f3\u50cf\u529b\u3092\u793a\u3057\u3001\u540c\u3058\u6027\u8cea\u306e\u7b49\u4fa1\u6027\u3092\u793a\u3057\u3001\u6b21\u306e\u3088\u3046\u306b\u63a8\u5b9a\u3055\u308c\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {|\\langle v-h,k\\rangle | \\le \\lambda \\epsilon} $$<\/div><\/center><p> \u03bb \u304c<i>v<\/i> &#8211; <i>h<\/i>\u306e\u30ce\u30eb\u30e0\u3088\u308a\u5927\u304d\u3044\u3053\u3068\u306b\u6ce8\u76ee\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p><center><div class=\"math-formual notranslate\">$$ {|\\langle y,k\\rangle | \\le |\\delta (u)| \\epsilon} $$<\/div><\/center><p>\u3053\u308c\u306f \u03b4 \u3068 \u03c6( <i>y<\/i> ) \u306e\u8fd1\u3055\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><dl><dd><ul><li><b>\u53cc\u5bfe\u306b\u304a\u3051\u308b<i>E<\/i>\u306e\u6b63\u6e96\u5199\u50cf \u03c6 \u306f\u3001\u305d\u306e\u53cc\u5bfe\u306b\u5bfe\u3059\u308b\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e\u30ce\u30eb\u30e0\u304c\u4e0e\u3048\u3089\u308c\u305f<i>E<\/i>\u306e\u30a2\u30a4\u30bd\u30e1\u30c8\u30ea (\u8003\u616e\u3055\u308c\u308b\u5230\u7740\u30bb\u30c3\u30c8\u304c\u753b\u50cf \u03c6 \u3067\u3042\u308b\u5834\u5408) \u3067\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl><p>\u3053\u306e\u547d\u984c\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u7a4d\u3068 \u03c6( <i>x<\/i> ) \u306e\u6f14\u7b97\u5b50\u30ce\u30eb\u30e0\u306b\u3088\u3063\u3066\u4e0e\u3048\u3089\u308c\u308b<i>E<\/i>\u306e\u30d9\u30af\u30c8\u30eb<i>x<\/i>\u306e 2 \u3064\u306e\u30ce\u30eb\u30e0\u304c\u540c\u3058\u3067\u3042\u308b\u3068\u8a00\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u30b3\u30fc\u30b7\u30fc-\u30b7\u30e5\u30ef\u30eb\u30c4\u306e\u4e0d\u7b49\u5f0f\u306f\u3001\u6f14\u7b97\u5b50<span><a href=\"https:\/\/science-hub.click\/?p=82055\">\u3068\u3057\u3066\u306e<\/a><\/span><i>x<\/i>\u306e\u30ce\u30eb\u30e0\u304c<i>x<\/i>\u306e\u30ce\u30eb\u30e0\u4ee5\u4e0b\u3067\u3042\u308b\u3053\u3068\u3092\u30b9\u30ab\u30e9\u30fc\u7a4d\u3067\u793a\u3057\u307e\u3059\u3002\u7b49\u4fa1\u6027\u306f\u3001\u30d9\u30af\u30c8\u30eb<i>x<\/i>\u306b \u03c6( <i>x<\/i> ) \u3092\u9069\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5f97\u3089\u308c\u307e\u3059\u3002<\/p><dl><dd><ul><li> <b><i>E<\/i>\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f\u3001\u9023\u7d9a\u6027\u306b\u3088\u3063\u3066\u53cc\u5bfe\u306b\u62e1\u5f35\u3055\u308c\u307e\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl><p>\u5b9f\u969b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u03c6 \u306b\u3088\u3063\u3066<i>E<\/i>\u306e\u753b\u50cf\u4e0a\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d<i>\u3092\u8ee2\u9001\u3059\u308b<\/i>\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002 <i>E<\/i>\u306e\u753b\u50cf\u3067\u306f\u3001\u6f14\u7b97\u5b50\u306e\u30ce\u30eb\u30e0\u3068\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e\u30ce\u30eb\u30e0\u306e 2 \u3064\u304c\u6df7\u540c\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <i>M \u3092<\/i>\u53b3\u5bc6\u306b\u6b63\u306e\u5b9f\u6570\u3068\u3059\u308b\u3002\u4e2d\u5fc3\u304c\u30bc\u30ed\u306e\u30d9\u30af\u30c8\u30eb\u3068\u534a\u5f84<i>M<\/i>\u3092\u6301\u3064\u30dc\u30fc\u30eb\u3067\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u7a4d\u306f\u5747\u4e00\u306b\u9023\u7d9a\u3057\u305f\u30de\u30c3\u30d7\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5230\u7740\u30bb\u30c3\u30c8\u304c\u5b8c\u4e86\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u62e1\u5f35\u306f 1 \u3064\u3060\u3051\u3067\u3059\u3002\u30bc\u30ed\u30d9\u30af\u30c8\u30eb\u3092\u4e2d\u5fc3\u3068\u3059\u308b\u30dc\u30fc\u30eb\u306b\u306f\u4efb\u610f\u306e\u30d9\u30af\u30c8\u30eb\u306e<span><a href=\"https:\/\/science-hub.click\/?p=62815\">\u30da\u30a2<\/a><\/span>\u304c\u542b\u307e\u308c\u308b\u305f\u3081\u3001 <i>E<\/i>\u6574\u6570\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u3092\u9023\u7d9a\u7684\u306b\u62e1\u5f35\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306e\u72ec\u81ea\u6027\u306b\u3088\u308a\u3001\u30dc\u30fc\u30eb\u306e\u9078\u629e\u304c\u7d50\u679c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><dl><dd><ul><li><b>\u3053\u306e\u62e1\u5f35\u306f\u3001\u95a2\u9023\u3059\u308b\u30ce\u30eb\u30e0\u304c\u30c7\u30e5\u30a2\u30eb\u306b\u5b8c\u5168\u306a\u7a7a\u9593\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u4e0e\u3048\u308b\u3088\u3046\u306a\u30b9\u30ab\u30e9\u30fc\u7a4d\u3067\u3059\u3002<\/b><\/li><\/ul><\/dd><\/dl>\u30b9\u30ab\u30e9\u30fc\u7a4d\u306b\u95a2\u9023\u3059\u308b\u898f\u7bc4\u3068\u6f14\u7b97\u5b50\u306e\u898f\u7bc4\u306f\u3001\u5bc6\u306a\u7a7a\u9593\u4e0a\u3067\u306f\u6df7\u540c\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089 2 \u3064\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u9023\u7d9a\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30c7\u30e5\u30a2\u30eb\u5168\u4f53\u3067\u6df7\u4e71\u3057\u307e\u3059\u3002\u6f14\u7b97\u5b50\u306e\u30ce\u30eb\u30e0\u306f\u53cc\u5bfe\u306b\u5b8c\u5168\u306a\u7a7a\u9593\u69cb\u9020\u3092\u4e0e\u3048\u307e\u3059\u3002\u3053\u308c\u306f\u30b9\u30ab\u30e9\u30fc\u7a4d\u306e\u30ce\u30eb\u30e0\u3068\u540c\u3058\u3067\u3059\u3002<\/div><\/div><\/div><\/div><h2 class=\"ref_link\">\u53c2\u8003\u8cc7\u6599<\/h2><ol><li><a class=\"notranslate\" href=\"https:\/\/ar.wikipedia.org\/wiki\/%D9%81%D8%B6%D8%A7%D8%A1_%D8%A7%D9%84%D8%AC%D8%AF%D8%A7%D8%A1_%D8%A7%D9%84%D8%AF%D8%A7%D8%AE%D9%84%D9%8A\">\u0641\u0636\u0627\u0621 \u0627\u0644\u062c\u062f\u0627\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u2013 arabe<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/ca.wikipedia.org\/wiki\/Espai_prehilberti%C3%A0\">Espai prehilberti\u00e0 \u2013 catalan<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/cs.wikipedia.org\/wiki\/Unit%C3%A1rn%C3%AD_prostor\">Unit\u00e1rn\u00ed prostor \u2013 tch\u00e8que<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/de.wikipedia.org\/wiki\/Pr%C3%A4hilbertraum\">Pr\u00e4hilbertraum \u2013 allemand<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/en.wikipedia.org\/wiki\/Inner_product_space\">Inner product space \u2013 anglais<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/es.wikipedia.org\/wiki\/Espacio_prehilbertiano\">Espacio prehilbertiano \u2013 espagnol<\/a><\/li><\/ol><\/div>\n<div class=\"feature-video\">\n <h2>\n  \u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 &#8211; \u5b9a\u7fa9\u30fb\u95a2\u9023\u52d5\u753b\n <\/h2>\n <div class=\"video-item\">\n  \n  <figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n   <div class=\"wp-block-embed__wrapper\">\n    <iframe loading=\"lazy\" title=\"\u95a2\u6570\u89e3\u6790\u325d ~ \u30d0\u30ca\u30cf\u7a7a\u9593\u3068\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 ~\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/bbzQEgGNlKQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n   <\/div>\n  <\/figure>\n  \n <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0e\u5165 \u6570\u5b66\u3067\u306f\u3001\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u7a4d\u3092\u6301\u3064\u5b9f\u6570\u307e\u305f\u306f\u8907\u7d20\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u6982\u5ff5\u306f\u3001\u6709\u9650\u6b21\u5143\u306e\u4eee\u8aac\u3092\u7701\u7565\u3057\u3066\u3001\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u7a7a\u9593\u307e\u305f\u306f\u30a8\u30eb\u30df\u30fc\u30c8\u7a7a\u9593\u306e\u6982\u5ff5\u3092\u4e00\u822c\u5316\u3057\u307e\u3059\u3002 \u52d5\u6a5f \u7121\u9650\u6b21\u5143\u306b\u304a\u3051\u308b\u524d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":13081,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/img.youtube.com\/vi\/nUmuzBNf6hY\/0.jpg","fifu_image_alt":"\u524d\u30d2\u30eb\u30d9\u30eb\u30c8\u7a7a\u9593 - \u5b9a\u7fa9","footnotes":""},"categories":[5],"tags":[11,13,14,10,14835,14834,12,8,16,293,15,9],"class_list":["post-13080","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dictionary","tag-techniques","tag-technologie","tag-news","tag-actualite","tag-prehilbertien","tag-espace-prehilbertien","tag-dossier","tag-definition","tag-sciences","tag-espace","tag-article","tag-explications"],"_links":{"self":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts\/13080"}],"collection":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13080"}],"version-history":[{"count":0,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts\/13080\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/media\/13081"}],"wp:attachment":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}