{"id":343,"date":"2023-07-06T02:49:35","date_gmt":"2023-07-06T02:49:35","guid":{"rendered":"https:\/\/mathority.org\/ja\/%e5%af%be%e7%a7%b0%e8%a1%8c%e5%88%97%e3%81%ae%e4%be%8b%e3%81%a8%e3%83%97%e3%83%ad%e3%83%91%e3%83%86%e3%82%a3\/"},"modified":"2023-07-06T02:49:35","modified_gmt":"2023-07-06T02:49:35","slug":"%e5%af%be%e7%a7%b0%e8%a1%8c%e5%88%97%e3%81%ae%e4%be%8b%e3%81%a8%e3%83%97%e3%83%ad%e3%83%91%e3%83%86%e3%82%a3","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/%e5%af%be%e7%a7%b0%e8%a1%8c%e5%88%97%e3%81%ae%e4%be%8b%e3%81%a8%e3%83%97%e3%83%ad%e3%83%91%e3%83%86%e3%82%a3\/","title":{"rendered":"\u5bfe\u79f0\u884c\u5217"},"content":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u5bfe\u79f0\u884c\u5217\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u884c\u5217\u304c\u5bfe\u79f0\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u7c21\u5358\u306b\u7279\u5b9a\u3059\u308b\u65b9\u6cd5\u3068\u3001\u3044\u304f\u3064\u304b\u306e\u4f8b\u3092\u793a\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u8ff7\u3046\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5bfe\u79f0\u884c\u5217\u306e\u3059\u3079\u3066\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3082\u898b\u3064\u304b\u308a\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u6b63\u65b9\u884c\u5217\u304c\u6301\u3064\u7279\u5b9a\u306e\u7279\u5fb4\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u305d\u308c\u306f\u3001\u5bfe\u79f0\u884c\u5217\u3068\u975e\u5bfe\u79f0\u884c\u5217\u306e\u548c\u306b\u5206\u89e3\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u5bfe\u79f0\u884c\u5217\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n<p>\u5bfe\u79f0\u884c\u5217\u306e\u5b9a\u7fa9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 <\/p>\n<div style=\"background-color:#dff6ff;padding-top: 20px; padding-bottom: 0.5px; padding-right: 40px; padding-left: 30px\" class=\"has-background\">\n<p style=\"text-align:left\"><strong>\u5bfe\u79f0\u884c\u5217<\/strong>\u306f\u3001\u8ee2\u7f6e\u304c\u884c\u5217\u81ea\u4f53\u3068\u7b49\u3057\u3044\u6b63\u65b9\u884c\u5217\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9d91251629a6f0241682eed5c4d82847_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A^t = A\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p style=\"text-align:left\">\u91d1<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-afd3cedfe0f405ed9f2d585b5ac1d8cb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A^t\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"18\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u306e\u8ee2\u7f6e\u884c\u5217\u3092\u8868\u3057\u307e\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3002<\/p>\n<\/div>\n<p>\u5bfe\u79f0\u884c\u5217\u306e\u6982\u5ff5\u3092\u7406\u89e3\u3059\u308b\u3068\u3001\u5bfe\u79f0\u884c\u5217\u304c\u3069\u306e\u3088\u3046\u306b\u7c21\u5358\u306b\u8b58\u5225\u3067\u304d\u308b\u304b\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u884c\u5217\u304c\u5bfe\u79f0\u306b\u306a\u308b\u306e\u306f\u3069\u306e\u3088\u3046\u306a\u5834\u5408\u3067\u3059\u304b?<\/h2>\n<p>\u5bfe\u79f0\u884c\u5217\u306e\u69cb\u9020\u3092\u8a8d\u8b58\u3059\u308b\u306e\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3002\u884c<em>i<\/em>\u304a\u3088\u3073\u5217<em>j<\/em>\u306e\u8981\u7d20\u306f\u3001\u884c<em>j<\/em>\u304a\u3088\u3073\u5217<em>i<\/em>\u306e\u8981\u7d20\u3068\u540c\u4e00\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u305d\u3057\u3066\u3001\u884c\u5217\u306e\u4e3b\u5bfe\u89d2\u306e\u5024\u306f\u4efb\u610f\u3067\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u5bfe\u79f0\u884c\u5217\u306e\u4f8b<\/h2>\n<p>\u7406\u89e3\u3092\u52a9\u3051\u308b\u305f\u3081\u306b\u3001\u5bfe\u79f0\u884c\u5217\u306e\u4f8b\u3092\u3044\u304f\u3064\u304b\u793a\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"> <span style=\"text-decoration: underline;\">2 \u00d7 2 \u6b21\u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b<\/span><\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-de-matrice-symetrique-de-dimension-22152-1.webp\" alt=\"2x2 \u6b21\u5143\u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b\" class=\"wp-image-3524\" width=\"77\" height=\"71\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"><span style=\"text-decoration: underline;\">\u6b21\u5143 3\u00d73 \u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b<\/span><\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-de-matrice-tridimensionnelle-symetrique3-1.webp\" alt=\"\u6b21\u5143 3x3 \u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b\" class=\"wp-image-3525\" width=\"112\" height=\"118\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"><span style=\"text-decoration: underline;\">\u30b5\u30a4\u30ba 4\u00d74 \u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b<\/span><\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-de-matrice-symetrique-de-dimension-42154-1.webp\" alt=\"\u6b21\u5143 4x4 \u306e\u5bfe\u79f0\u884c\u5217\u306e\u4f8b\" class=\"wp-image-3526\" width=\"206\" height=\"138\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u3053\u308c\u3089 3 \u3064\u306e\u884c\u5217\u3092\u8ee2\u7f6e\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u8ee2\u7f6e\u3055\u308c\u305f\u884c\u5217\u306f\u305d\u308c\u305e\u308c\u306e\u5143\u306e\u884c\u5217\u3068\u540c\u7b49\u3067\u3042\u308b\u305f\u3081\u3001\u305d\u308c\u3089\u304c\u5bfe\u79f0\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u306a\u305c\u5bfe\u79f0\u884c\u5217\u3068\u547c\u3070\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b?<\/h2>\n<p>\u524d\u306e\u4f8b\u3092\u3088\u304f\u898b\u308b\u3068\u3001\u5bfe\u79f0\u884c\u5217\u306e\u4e3b\u5bfe\u89d2\u7dda\u306f\u5bfe\u79f0\u8ef8\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u5bfe\u89d2\u7dda\u306e\u4e0a\u306e\u6570\u5024\u3068\u4e0b\u306e\u6570\u5024\u306e\u9593\u306e\u93e1\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u3053\u308c\u3089\u306e\u30bf\u30a4\u30d7\u306e\u884c\u5217\u306f\u5bfe\u79f0\u3068\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u5bfe\u79f0\u884c\u5217\u306e\u6027\u8cea<\/h2>\n<p>\u5bfe\u79f0\u884c\u5217\u306e\u7279\u5fb4\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<div class=\"adsb30\" style=\" margin:px; text-align:\"><\/div>\n<ul>\n<li> 2 \u3064\u306e\u5bfe\u79f0\u884c\u5217\u3092\u52a0\u7b97 (\u307e\u305f\u306f\u6e1b\u7b97) \u3059\u308b\u3068\u3001\u5225\u306e\u5bfe\u79f0\u884c\u5217\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 2 \u3064\u306e\u52a0\u7b97 (\u307e\u305f\u306f\u6e1b\u7b97) \u884c\u5217\u3092\u8ee2\u7f6e\u3059\u308b\u3053\u3068\u306f\u3001\u5404\u884c\u5217\u3092\u500b\u5225\u306b\u8ee2\u7f6e\u3059\u308b\u3053\u3068\u3068\u540c\u3058\u3067\u3042\u308b\u305f\u3081\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9942bb6c2d0b3b406e42f6b1365e7151_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\left(A+B\\right)^t = A^t+B^t = A+B\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"225\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<ul>\n<li>\u5bfe\u79f0\u884c\u5217\u306b\u30b9\u30ab\u30e9\u30fc\u3092\u4e57\u7b97\u3059\u308b\u3068\u3001\u5225\u306e\u5bfe\u79f0\u884c\u5217\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u540c\u69d8\u306b\u30012 \u3064\u306e\u5bfe\u79f0\u884c\u5217\u9593\u306e\u884c\u5217\u7a4d\u306f\u30012 \u3064\u306e\u884c\u5217\u304c\u4ea4\u63db\u3067\u304d\u308b\u5834\u5408\u306b\u9650\u308a\u3001\u5225\u306e\u5bfe\u79f0\u884c\u5217\u3068\u5e38\u306b\u7b49\u3057\u3044\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u6761\u4ef6\u306f\u3001\u8ee2\u7f6e\u884c\u5217\u306e\u4e57\u7b97\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u8a3c\u660e\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-03f81c2643b3093a4db891724660c3b6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\left(A\\cdot B\\right)^t = B^t\\cdot A^t = BA=AB\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"237\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<ul>\n<li>\u6307\u6570\u304c\u6574\u6570\u3067\u3042\u308b\u9650\u308a\u3001\u5bfe\u79f0\u884c\u5217\u306e\u7d2f\u4e57\u306b\u3088\u308a\u5225\u306e\u5bfe\u79f0\u884c\u5217\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u660e\u3089\u304b\u306b\u3001<a href=\"https:\/\/mathority.org\/ja\">\u30e6\u30cb\u30bf\u30ea\u884c\u5217<\/a>\u3068\u30bc\u30ed\u884c\u5217\u306f\u5bfe\u79f0\u884c\u5217\u306e\u4f8b\u3067\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u5bfe\u79f0\u884c\u5217\u306b\u5408\u540c\u306a\u884c\u5217\u3082\u5bfe\u79f0\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u5bfe\u79f0\u884c\u5217\u304c\u6b63\u5247\u307e\u305f\u306f\u53ef\u9006\u884c\u5217\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u9006\u884c\u5217\u3082\u5bfe\u79f0\u3067\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u5bfe\u79f0\u884c\u5217\u306e\u968f\u4f34\u884c\u5217\u3082\u540c\u69d8\u3067\u3059\u3002\u5bfe\u79f0\u884c\u5217\u306e\u968f\u4f34\u884c\u5217\u306f\u3001\u89e3\u3068\u3057\u3066\u5225\u306e\u5bfe\u79f0\u884c\u5217\u3092\u4e0e\u3048\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u771f\u306e\u5bfe\u79f0\u884c\u5217\u306f\u6b63\u898f\u884c\u5217\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u5bfe\u79f0\u884c\u5217\u306f\u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\u306e\u7279\u6b8a\u306a\u30b1\u30fc\u30b9\u3067\u3042\u308b\u305f\u3081\u3001\u5bfe\u79f0\u884c\u5217\u306e\u3059\u3079\u3066\u306e\u56fa\u6709\u5024 (\u307e\u305f\u306f\u56fa\u6709\u5024) \u306f\u5b9f\u6570\u3067\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u30b9\u30da\u30af\u30c8\u30eb\u5b9a\u7406\u306f\u3001\u8981\u7d20\u304c\u5b9f\u6570\u3067\u3042\u308b\u3059\u3079\u3066\u306e\u884c\u5217\u306f\u5bfe\u89d2\u5316\u53ef\u80fd\u306a\u884c\u5217\u3067\u3042\u308a\u3001\u3055\u3089\u306b\u3001\u5bfe\u89d2\u5316\u306f\u76f4\u4ea4\u884c\u5217\u306b\u3088\u3063\u3066\u5b9f\u884c\u3055\u308c\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3059\u3079\u3066\u306e\u5b9f\u5bfe\u79f0\u884c\u5217\u306f\u76f4\u4ea4\u5bfe\u89d2\u5316\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u4e00\u65b9\u3001\u8907\u7d20\u6570\u306e\u5bfe\u79f0\u884c\u5217\u306f\u30e6\u30cb\u30bf\u30ea\u884c\u5217\u306b\u3088\u3063\u3066\u5bfe\u89d2\u5316\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<ul>\n<li>\u30d8\u30c3\u30bb\u884c\u5217\u306f\u5e38\u306b\u5bfe\u79f0\u3067\u3059\u3002 <\/li>\n<\/ul>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-118\"><\/div>\n<\/div>\n<h2 class=\"wp-block-heading\">\u6b63\u65b9\u884c\u5217\u306e\u5bfe\u79f0\u884c\u5217\u3068\u975e\u5bfe\u79f0\u884c\u5217\u3078\u306e\u5206\u89e3<\/h2>\n<p>\u6b63\u65b9\u884c\u5217\u306e\u7279\u5225\u306a\u7279\u5fb4\u306f\u3001\u5bfe\u79f0\u884c\u5217\u3068\u975e\u5bfe\u79f0\u884c\u5217\u306e\u548c\u306b\u5206\u89e3\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u53ef\u80fd\u306b\u3059\u308b\u5f0f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a3b9aa2b7ed0e9ce31587d4f00f1144e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\begin{array}{c} C = S + A \\\\[2ex] S = \\cfrac{1}{2}\\cdot (C+C^t) \\qquad A = \\cfrac{1}{2} \\cdot (C-C^t)\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"76\" width=\"293\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3053\u3053\u3067\u3001C \u306f\u5206\u89e3\u3057\u305f\u3044\u6b63\u65b9\u884c\u5217\u3001C<sup>\u306f<\/sup>\u305d\u306e\u8ee2\u7f6e\u884c\u5217\u3001\u6700\u5f8c\u306b S \u3068 A \u306f\u305d\u308c\u305e\u308c\u884c\u5217 C \u304c\u5206\u89e3\u3055\u308c\u308b\u5bfe\u79f0\u884c\u5217\u3068\u975e\u5bfe\u79f0\u884c\u5217\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306b\u3001\u3053\u308c\u304c\u3069\u306e\u3088\u3046\u306b\u884c\u308f\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u3092\u793a\u3057\u307e\u3059\u3002\u6b21\u306e\u884c\u5217\u3092\u5206\u89e3\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-852a7267895a7f332ad3f28f8a8dda0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle C=\\begin{pmatrix} 2&amp; -1 \\\\[1.1ex] 3 &amp;0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"109\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u6b21\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u5bfe\u79f0\u884c\u5217\u3068\u975e\u5bfe\u79f0\u884c\u5217\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-994670ecc17b3bc8757482f1656e543e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle S=\\cfrac{1}{2}\\cdot (C+C^t)= \\begin{pmatrix} 2&amp; 1 \\\\[1.1ex] 1 &amp;0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"210\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d87e1d30d2bc657c20535f45c0fb7be6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle A=\\cfrac{1}{2}\\cdot (C-C^t)= \\begin{pmatrix} 0&amp; -2 \\\\[1.1ex] 2 &amp;0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"225\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u30012 \u3064\u306e\u884c\u5217\u3092\u52a0\u7b97\u3059\u308b\u3053\u3068\u3067\u65b9\u7a0b\u5f0f\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f2a938eebbcc10adb3c3392634a62fbf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle C=S+A \\quad ?\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"110\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7cfdbffec6801c13041cd2996da13e96_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{pmatrix} 2&amp; 1 \\\\[1.1ex] 1 &amp;0\\end{pmatrix}+\\begin{pmatrix} 0&amp; -2 \\\\[1.1ex] 2 &amp;0\\end{pmatrix}=\\begin{pmatrix} 2&amp; -1 \\\\[1.1ex] 3 &amp;0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"251\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4d009f71f52fd49559eefc457d18a8be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle C=S+A\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"84\" style=\"vertical-align: -2px;\"><\/p>\n<p> \u2705<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u5bfe\u79f0\u884c\u5217\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u884c\u5217\u304c\u5bfe\u79f0\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u7c21\u5358\u306b\u7279\u5b9a\u3059\u308b\u65b9\u6cd5\u3068\u3001\u3044\u304f\u3064\u304b\u306e\u4f8b\u3092\u793a\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u8ff7\u3046\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5bfe\u79f0\u884c\u5217\u306e\u3059\u3079\u3066\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3082\u898b\u3064\u304b\u308a\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u6b63\u65b9\u884c\u5217 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/%e5%af%be%e7%a7%b0%e8%a1%8c%e5%88%97%e3%81%ae%e4%be%8b%e3%81%a8%e3%83%97%e3%83%ad%e3%83%91%e3%83%86%e3%82%a3\/\"> <span class=\"screen-reader-text\">\u5bfe\u79f0\u884c\u5217<\/span> \u3082\u3063\u3068\u8aad\u3080 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[31],"tags":[],"class_list":["post-343","post","type-post","status-publish","format-standard","hentry","category-31"],"yoast_head":"<!-- This site is optimized 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