{"id":306,"date":"2023-07-06T13:14:29","date_gmt":"2023-07-06T13:14:29","guid":{"rendered":"https:\/\/mathority.org\/ja\/%e4%b8%8a%e4%b8%8b%e4%b8%89%e8%a7%92%e8%a1%8c%e5%88%97\/"},"modified":"2023-07-06T13:14:29","modified_gmt":"2023-07-06T13:14:29","slug":"%e4%b8%8a%e4%b8%8b%e4%b8%89%e8%a7%92%e8%a1%8c%e5%88%97","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/%e4%b8%8a%e4%b8%8b%e4%b8%89%e8%a7%92%e8%a1%8c%e5%88%97\/","title":{"rendered":"\u4e0a\u4e09\u89d2\u884c\u5217\u3068\u4e0b\u4e09\u89d2\u884c\u5217"},"content":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u4e09\u89d2\u884c\u5217\u3068\u306f\u4f55\u304b\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u4e09\u89d2\u884c\u5217\u3092\u4f8b\u3068\u3068\u3082\u306b\u793a\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4e09\u89d2\u884c\u5217\u306e\u884c\u5217\u5f0f\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3068\u3001\u3053\u306e\u975e\u5e38\u306b\u8208\u5473\u6df1\u3044\u884c\u5217\u306e\u6027\u8cea\u306b\u3064\u3044\u3066\u3082\u8aac\u660e\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u4e09\u89d2\u884c\u5217\u306b\u95a2\u9023\u3059\u308b\u884c\u5217\u3067\u3042\u308b\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u3082\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u4e09\u89d2\u884c\u5217\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n<p>\u4e09\u89d2\u884c\u5217\u306e\u5b9a\u7fa9:<\/p>\n<p class=\"has-background\" style=\"background-color:#dff6ff\"><strong>\u4e09\u89d2\u884c\u5217\u306f\u3001<\/strong>\u4e3b\u5bfe\u89d2\u7dda\u306e\u4e0a\u4e0b\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u304c\u30bc\u30ed (0) \u3067\u3042\u308b\u6b63\u65b9\u884c\u5217\u3067\u3059\u3002<\/p>\n<p>\u4e09\u89d2\u884c\u5217\u306f\u3001\u3059\u3079\u3066\u306e\u4f4d\u7f6e\u306b 0 \u4ee5\u5916\u306e\u8981\u7d20\u3092\u6301\u3064\u884c\u5217\u3088\u308a\u3082\u3001\u4e09\u89d2\u884c\u5217\u306e\u9006\u884c\u5217\u3001\u884c\u5217\u5f0f\u306e\u8a08\u7b97\u3001\u3055\u3089\u306b\u306f\u9023\u7acb\u4e00\u6b21\u65b9\u7a0b\u5f0f\u306e\u89e3\u6cd5\u3055\u3048\u3082\u3053\u306e\u30bf\u30a4\u30d7\u306e\u884c\u5217\u3067\u89e3\u304f\u65b9\u304c\u306f\u308b\u304b\u306b\u7c21\u5358\u3067\u3042\u308b\u305f\u3081\u3001\u7dda\u5f62\u4ee3\u6570\u306e\u8a08\u7b97\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u3002<\/p>\n<h2 class=\"wp-block-heading\">\u4e0a\u4e09\u89d2\u884c\u5217<\/h2>\n<p><strong>\u4e0a\u4e09\u89d2\u884c\u5217\u306f\u3001<\/strong>\u4e3b\u5bfe\u89d2\u7dda\u3088\u308a\u4e0b\u306e\u8981\u7d20\u304c\u30bc\u30ed (0) \u3067\u3042\u308b\u6b63\u65b9\u884c\u5217\u3067\u3059\u3002<\/p>\n<p>\u4e0a\u4e09\u89d2\u884c\u5217\u306e\u4f8b: <\/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\/matrice-triangulaire-superieure.webp\" alt=\"\u4e0a\u4e09\u89d2\u884c\u5217\u306e\u4f8b\" class=\"wp-image-1648\" width=\"130\" height=\"114\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\">\u4e0b\u4e09\u89d2\u884c\u5217<\/h2>\n<p><strong>\u4e0b\u4e09\u89d2\u884c\u5217\u306f\u3001<\/strong>\u4e3b\u5bfe\u89d2\u3088\u308a\u4e0a\u306e\u5404\u8981\u7d20\u306b\u30bc\u30ed (0) \u3092\u6301\u3064\u6b63\u65b9\u884c\u5217\u3067\u3059\u3002<\/p>\n<p>\u4e0b\u4e09\u89d2\u884c\u5217\u306e\u4f8b: <\/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\/matrice-triangulaire-inferieure.webp\" alt=\"\u4e0b\u4e09\u89d2\u884c\u5217\u306e\u4f8b\" class=\"wp-image-1649\" width=\"143\" height=\"113\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u3053\u308c\u3089\u306e\u884c\u5217\u306f\u3001\u4e0a\u4e09\u89d2\u884c\u5217\u3092\u8868\u3059\u6587\u5b57 U \u3092\u4f7f\u7528\u3057\u3066\u3001\u4e0b\u4e09\u89d2\u884c\u5217\u3092\u8868\u3059\u6587\u5b57 L \u3092\u4f7f\u7528\u3057\u3066\u547c\u3070\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u547d\u540d\u6cd5\u306f\u4e3b\u306b\u82f1\u8a9e\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u5b9f\u969b\u306b\u306f\u3001U \u306f<em>\u4e0a\u4e09\u89d2\u884c\u5217<\/em>\u3001L \u306f<em>\u4e0b\u4e09\u89d2\u884c\u5217<\/em>\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\">\u4e09\u89d2\u884c\u5217\u306e\u4f8b<\/h2>\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"><span style=\"text-decoration: underline;\">2\u00d72\u6b21\u5143\u4e09\u89d2\u884c\u5217<\/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\/matrice-triangulaire-superieure-22152-1.webp\" alt=\"2x2 \u4e0a\u4e09\u89d2\u884c\u5217\u306e\u4f8b\" class=\"wp-image-1658\" width=\"75\" height=\"72\" 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;\">3\u00d73\u6b21\u306e\u4e09\u89d2\u884c\u5217<\/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\/matrice-triangulaire-inferieur-32153-1.webp\" alt=\"3x3 \u4e0b\u4e09\u89d2\u884c\u5217\u306e\u4f8b\" class=\"wp-image-1659\" width=\"131\" height=\"117\" 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\u4e09\u89d2\u884c\u5217<\/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\/matrice-triangulaire-superieure-42154-1.webp\" alt=\"4x4 \u4e0a\u4e09\u89d2\u884c\u5217\u306e\u4f8b\" class=\"wp-image-1660\" width=\"197\" height=\"144\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\">\u4e09\u89d2\u884c\u5217\u306e\u884c\u5217\u5f0f<\/h2>\n<p><strong>\u4e09\u89d2\u884c\u5217\u306e\u884c\u5217\u5f0f\u306f<\/strong>\u3001\u4e0a\u4e09\u89d2\u3067\u3042\u308d\u3046\u3068\u4e0b\u4e09\u89d2\u3067\u3042\u308d\u3046\u3068\u3001\u4e3b\u5bfe\u89d2\u8981\u7d20\u306e\u7a4d\u3067\u3059\u3002<\/p>\n<p>\u884c\u5217\u5f0f\u3092\u898b\u3064\u3051\u308b\u306b\u306f\u3001\u4e09\u89d2\u884c\u5217\u306e\u4e3b\u5bfe\u89d2\u8981\u7d20\u306e\u4e57\u7b97\u3092\u8a08\u7b97\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\u3042\u308b\u3053\u3068\u3092\u89e3\u6c7a\u3059\u308b\u6b21\u306e\u6f14\u7fd2\u3092\u898b\u3066\u304f\u3060\u3055\u3044\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-7503e88c4eaabd74347a4f79461a3ebe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\begin{vmatrix} 2 &amp; 5 &amp; -6 \\\\[1.1ex] 0 &amp; 4 &amp; 9 \\\\[1.1ex] 0 &amp; 0 &amp; 3 \\end{vmatrix} = 2 \\cdot 4 \\cdot 3 = \\bm{24}\" title=\"Rendered by QuickLaTeX.com\" height=\"86\" width=\"200\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u5b9a\u7406\u306f\u7c21\u5358\u306b\u8a3c\u660e\u3067\u304d\u307e\u3059\u3002\u30d6\u30ed\u30c3\u30af (\u307e\u305f\u306f\u4f59\u56e0\u5b50) \u306b\u3088\u3063\u3066\u4e09\u89d2\u884c\u5217\u306e\u884c\u5217\u5f0f\u3092\u8a08\u7b97\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u3053\u306e<strong>\u30c7\u30e2\u306f\u3001<\/strong>\u4e00\u822c\u7684\u306a\u4e09\u89d2\u884c\u5217\u3092\u4f7f\u7528\u3057\u3066\u4ee5\u4e0b\u3067\u8a73\u3057\u304f\u8aac\u660e\u3055\u308c\u3066\u3044\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-91281c322af35f07cfbfd6fe61fc3c58_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned} \\begin{vmatrix} a &amp; b &amp; c \\\\[1.1ex] 0 &amp; d &amp; e \\\\[1.1ex] 0 &amp; 0 &amp; f \\end{vmatrix}&amp;  = a \\cdot \\begin{vmatrix} d &amp; e \\\\[1.1ex] 0 &amp; f \\end{vmatrix} - b \\cdot \\begin{vmatrix} 0 &amp;  e \\\\[1.1ex] 0 &amp;  f \\end{vmatrix} + c \\cdot \\begin{vmatrix} 0 &amp; d \\\\[1.1ex] 0 &amp; 0 \\end{vmatrix} \\\\[2ex] &amp; =a \\cdot (d\\cdot f) - b \\cdot 0 + c \\cdot 0 \\\\[2ex] &amp; = a \\cdot d \\cdot f \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"170\" width=\"341\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u4e00\u65b9\u3001\u884c\u5217\u5f0f\u304c 0 \u4ee5\u5916\u306e\u5834\u5408\u3001\u884c\u5217\u306f\u53ef\u9006\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u4e3b\u5bfe\u89d2\u8981\u7d20\u304c 0 \u3067\u306a\u3044\u5834\u5408\u3001\u4e09\u89d2\u884c\u5217\u3082\u53ef\u9006\u3068\u306a\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u6b63\u898f\u884c\u5217\u306b\u306a\u308a\u307e\u3059\u3002\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3002<\/p>\n<div class=\"adsb30\" style=\" margin:px; text-align:\"><\/div>\n<h2 class=\"wp-block-heading\">\u4e09\u89d2\u884c\u5217\u306e\u6027\u8cea<\/h2>\n<p>\u3053\u3053\u3067\u3001\u4e09\u89d2\u884c\u5217\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li> <span style=\"color:#1976d2;\"><strong>2 \u3064\u306e\u4e0a\u4e09\u89d2\u884c\u5217\u306e\u7a4d\u306f\u3001<\/strong><\/span> 1 \u3064\u306e\u4e0a\u4e09\u89d2\u884c\u5217\u3068\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u9006\u3082\u540c\u69d8\u3067\u3059\u30022 \u3064\u306e\u4e0b\u4e09\u89d2\u884c\u5217\u3092\u4e57\u7b97\u3059\u308b\u3068\u3001\u5225\u306e\u4e0b\u4e09\u89d2\u884c\u5217\u304c\u5f97\u3089\u308c\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-dfd46e0ab8070d1c4c544d384fcf0f84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 3 &amp; 1 &amp; 4 \\\\[1.1ex] 0 &amp; -1 &amp; 2 \\\\[1.1ex] 0 &amp; 0 &amp; 5 \\end{pmatrix} \\cdot \\begin{pmatrix} 6 &amp; 2 &amp; 1 \\\\[1.1ex] 0 &amp; 3 &amp; 5 \\\\[1.1ex] 0 &amp; 0 &amp; 9 \\end{pmatrix} = \\begin{pmatrix}18&amp;9&amp;44\\\\[1.1ex] 0&amp;-3&amp;13\\\\[1.1ex]0&amp;0&amp;45\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"343\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li><span style=\"color:#1976d2;\"><strong>\u4e0a\u4e09\u89d2\u884c\u5217\u306e\u8ee2\u7f6e\u306f<\/strong><\/span>\u4e0b\u4e09\u89d2\u884c\u5217\u3067\u3042\u308a\u3001\u305d\u306e\u9006\u3082\u540c\u69d8\u3067\u3059\u3002\u4e0b\u4e09\u89d2\u884c\u5217\u306e\u8ee2\u7f6e\u306f\u4e0a\u4e09\u89d2\u884c\u5217\u3067\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-ca1b4a07e3136aa75d1a8026e5e7c1ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left.\\begin{pmatrix} 1 &amp; 2 &amp; 6 &amp; 3 \\\\[1.1ex] 0 &amp; 9 &amp; 4 &amp; 1  \\\\[1.1ex] 0 &amp; 0 &amp; -2 &amp; 8 \\\\[1.1ex] 0 &amp; 0 &amp; 0 &amp; 7 \\end{pmatrix}\\right.^{\\bm{t}} =  \\begin{pmatrix} 1 &amp; 0 &amp; 0 &amp; 0 \\\\[1.1ex] 2 &amp; 9 &amp; 0 &amp; 0 \\\\[1.1ex] 6 &amp; 4 &amp; -2 &amp; 0 \\\\[1.1ex] 3 &amp; 1 &amp; 8 &amp; 7 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"113\" width=\"279\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li><span style=\"color:#1976d2;\"><strong>\u4e09\u89d2\u884c\u5217\u306f\u3001\u4e3b\u5bfe\u89d2\u4e0a\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u304c\u975e\u30bc\u30ed\u306e\u5834\u5408\u3001\u3064\u307e\u308a\u3001\u305d\u308c\u3089\u304c\u30bc\u30ed\u3068\u306f\u7570\u306a\u308b\u5834\u5408\u3001\u53ef\u9006\u3067\u3059<\/strong><\/span>\u3002\u3053\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u4e0a\uff08\u4e0b\uff09\u4e09\u89d2\u884c\u5217\u306e\u9006\u884c\u5217\u3082\u4e0a\uff08\u4e0b\uff09\u4e09\u89d2\u884c\u5217\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-adafaa535a161d29c9bcb8a31a572dc2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left. \\begin{pmatrix}1&amp;0&amp;0\\\\[1.1ex] -3&amp;2&amp;0\\\\[1.1ex] 2&amp;4&amp;3\\end{pmatrix} \\right.^{-1} =\\begin{pmatrix}1&amp;0&amp;0\\\\[1.1ex] \\frac{3}{2}&amp;\\frac{1}{2}&amp;0\\\\[1.1ex] -\\frac{8}{3}&amp;-\\frac{2}{3}&amp;\\frac{1}{3}\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"89\" width=\"261\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3055\u3089\u306b\u3001\u53cd\u8ee2\u884c\u5217\u306e\u4e3b\u5bfe\u89d2\u306b\u306f\u3001\u5e38\u306b\u5143\u306e\u4e09\u89d2\u884c\u5217\u306e\u4e3b\u5bfe\u89d2\u306e\u8981\u7d20\u306e\u9006\u6570\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5bfe\u89d2\u884c\u5217\u306f\u3059\u3079\u3066\u3001\u4e0a\u4e09\u89d2\u884c\u5217\u3068\u4e0b\u4e09\u89d2\u884c\u5217\u306e\u4e21\u65b9\u3067\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\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-497726e030cc2af2c07b16fdf3544024_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 3 &amp; 0 &amp; 0 \\\\[1.1ex] 0 &amp; 8 &amp; 0 \\\\[1.1ex] 0 &amp; 0 &amp; -2 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"94\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li>\u3057\u305f\u304c\u3063\u3066\u3001<a href=\"https:\/\/mathority.org\/ja\/\u30b9\u30ab\u30e9\u30fc\u884c\u5217\/\">\u30b9\u30ab\u30e9\u30fc\u884c\u5217\u306f<\/a>\u4e0a\u4e09\u89d2\u884c\u5217\u3067\u3082\u3042\u308a\u3001\u4e0b\u4e09\u89d2\u884c\u5217\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u5358\u4f4d\u884c\u5217\u306f\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-4e4e9931fb7ae104414006cee93978a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 1 &amp; 0 &amp; 0 \\\\[1.1ex] 0 &amp; 1 &amp; 0 \\\\[1.1ex] 0 &amp; 0 &amp; 1 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"80\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li>\u4e3b\u5bfe\u89d2\u7dda\u306e\u4e0a\u4e0b\u306e\u8981\u7d20\u304c 0 \u3067\u3042\u308b\u305f\u3081\u3001\u660e\u3089\u304b\u306b\u3001<a href=\"https:\/\/mathority.org\/ja\/\u30cc\u30eb\u884c\u5217\u30bb\u3099\u30ed\/\">\u30bc\u30ed\u884c\u5217<\/a>\u306f\u4e0a\u4e09\u89d2\u884c\u5217\u3067\u3082\u3042\u308a\u3001\u4e0b\u4e09\u89d2\u884c\u5217\u3067\u3082\u3042\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-edb061dcbc869eba51ece12af43f796f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 0 &amp; 0 &amp; 0 \\\\[1.1ex] 0 &amp; 0 &amp; 0 \\\\[1.1ex] 0 &amp; 0 &amp; 0 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"80\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li><span style=\"color:#1976d2;\"><strong>\u4e09\u89d2\u884c\u5217\u306e\u56fa\u6709\u5024 (\u307e\u305f\u306f\u56fa\u6709\u5024) \u306f<\/strong><\/span>\u4e3b\u5bfe\u89d2\u8981\u7d20\u3067\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-272d0e156e1f27c20348b171c984e390_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 5 &amp; 0 &amp; 0 \\\\[1.1ex] 1 &amp; 3 &amp; 0 \\\\[1.1ex] 2 &amp; 6 &amp; -2 \\end{pmatrix} \\longrightarrow \\ \\lambda = -2 \\ ; \\ \\lambda = 3 \\ ; \\ \\lambda = 5\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"325\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li><span style=\"color:#1976d2;\"><strong>\u4e0a\u4e09\u89d2\u884c\u5217\u307e\u305f\u306f\u4e0b\u4e09\u89d2\u884c\u5217\u306f\u5e38\u306b\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u306b\u57fa\u3065\u3044\u3066\u5bfe\u89d2\u5316\u3067\u304d\u307e\u3059<\/strong><\/span>\u3002<\/li>\n<\/ul>\n<ul>\n<li><span style=\"color:#1976d2;\"><strong>\u4efb\u610f\u306e\u884c\u5217\u306f\u3001\u4e0b\u4e09\u89d2\u884c\u5217\u3068\u4e0a\u4e09\u89d2\u884c\u5217\u306e\u7a4d\u306b\u56e0\u6570\u5206\u89e3\u3067\u304d\u307e\u3059<\/strong><\/span>\u3002\u3064\u307e\u308a\u3001\u4efb\u610f\u306e\u884c\u5217\u3092\u4e09\u89d2\u884c\u5217\u4e57\u7b97\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u884c\u5217\u304c\u53ef\u9006\u3067\u3042\u308b\u5834\u5408\u3001\u3053\u306e\u5909\u63db\u306f\u4e00\u610f\u3067\u3059\u3002\u884c\u5217\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001LU \u5206\u89e3\u6cd5\u304c\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\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\">\u884c\u5217\u3092\u4e09\u89d2\u5316\u3059\u308b<\/h2>\n<p>\u57fa\u6570\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u4e09\u89d2\u5f62\u5316\u3067\u304d\u308b\u884c\u5217\u306b\u95a2\u3059\u308b\u5b9a\u7406\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u3053\u3067\u306f\u3001\u30ac\u30a6\u30b9\u6cd5\u306e\u5834\u5408\u306e\u3088\u3046\u306b\u3001<strong>\u7dda\u306b\u57fa\u672c\u5909\u63db\u3092<\/strong>\u9069\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u884c\u5217\u3092\u4e09\u89d2\u6e2c\u91cf\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\uff1a<\/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-f66a4f370b37168439de204c1b0b401c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{pmatrix} 1 &amp; 2 &amp; 4 \\\\[1.1ex] 2 &amp; -3 &amp; 5 \\\\[1.1ex]1 &amp; -1 &amp; 6 \\end{pmatrix} \\begin{array}{c} \\\\[1.1ex] \\xrightarrow{f_2 -2f_1}\\\\[1.1ex] \\xrightarrow{f_3 -f_1} \\end{array}  \\begin{pmatrix} 1 &amp; 2 &amp; 4 \\\\[1.1ex] 0 &amp; -7 &amp; -3 \\\\[1.1ex] 0 &amp; -3 &amp; 2 \\end{pmatrix}\\begin{array}{c} \\\\[1.1ex]\\\\[1.1ex] \\xrightarrow{7f_3 -3f_2} \\end{array}  \\begin{pmatrix} 1 &amp; 2 &amp; 4 \\\\[1.1ex] 0 &amp; -7 &amp; -3 \\\\[1.1ex] 0 &amp; 0 &amp; 23 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"496\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u5143\u306e\u884c\u5217\u3092\u3059\u3067\u306b\u4e09\u89d2\u5316\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30ac\u30a6\u30b9\u6cd5\u306e\u884c\u9593\u3067\u8a31\u53ef\u3055\u308c\u308b\u57fa\u672c\u7684\u306a\u5909\u63db\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3042\u308b\u3053\u3068\u3092\u601d\u3044\u51fa\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>\u3042\u308b\u884c\u3092\u4ed6\u306e\u884c\u306e\u7dda\u5f62\u7d50\u5408\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002<\/li>\n<li>\u884c\u5185\u306e\u3059\u3079\u3066\u306e\u9805\u3092 0 \u4ee5\u5916\u306e\u6570\u5024\u3067\u4e57\u7b97\u307e\u305f\u306f\u9664\u7b97\u3057\u307e\u3059\u3002<\/li>\n<li>\u6ce8\u6587\u660e\u7d30\u884c\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217<\/h2>\n<p>\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u306e\u5b9a\u7fa9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p class=\"has-background\" style=\"background-color:#dff6ff\"><strong>\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217<\/strong>\u306f\u300c\u307b\u307c\u300d\u4e09\u89d2\u884c\u5217\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u6700\u521d\u306e\u4e0b\u5bfe\u89d2 (\u4e0a\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217) \u307e\u305f\u306f\u6700\u521d\u306e\u4e0a\u5bfe\u89d2 (\u4e0b\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217) \u304b\u3089\u59cb\u307e\u308b\u3059\u3079\u3066\u306e\u8981\u7d20\u304c\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u5074\u306e\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u306e\u4f8b\u3068\u4e0b\u5074\u306e\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u306e\u4f8b\u3092\u898b\u308b\u3068\u6700\u3082\u3088\u304f\u7406\u89e3\u3067\u304d\u308b\u3068\u601d\u3044\u307e\u3059\u3002 <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-28\">\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"><strong>\u4e0a\u90e8\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217<\/strong><\/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-e76ad0fae8a28b5e5f31535683e63df5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left.\\begin{pmatrix} 3 &amp; 5 &amp; 1 &amp; 4 \\\\[1.1ex] 8 &amp; 2 &amp; 7 &amp; 1 \\\\[1.1ex] 0 &amp; 6 &amp; 3 &amp; 5 \\\\[1.1ex] 0 &amp; 0 &amp; 1 &amp; 9 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"105\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"><strong>\u4e0b\u90e8\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217<\/strong><\/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-a9b13730483eaf930193baeb953d1d3c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left.\\begin{pmatrix} 2 &amp; 4 &amp; 0 &amp; 0 \\\\[1.1ex] 1 &amp; 9 &amp; 6 &amp; 0 \\\\[1.1ex] 3 &amp; 5 &amp; 1 &amp; 2 \\\\[1.1ex] 8 &amp; 2 &amp; 3 &amp; 7 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"107\" width=\"105\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<\/div>\n<p>\u4e0a\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u3068\u4e0b\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u306e\u4e21\u65b9\u3067\u3042\u308b\u884c\u5217\u306f\u3001<a href=\"https:\/\/mathority.org\/ja\/\u5bfe\u89d2\u884c\u5217\/\">\u4e09\u91cd\u5bfe\u89d2\u884c\u5217<\/a>\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u884c\u5217\u306f\u300120 \u4e16\u7d00\u306e\u8457\u540d\u306a\u30c9\u30a4\u30c4\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u517c\u6570\u5b66\u8005\u3067\u3042\u308b\u30ab\u30fc\u30eb \u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30af\u306b\u3061\u306a\u3093\u3067\u540d\u4ed8\u3051\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u884c\u5217\u306b\u306f\u3001\u4e09\u89d2\u884c\u5217\u3092\u4e57\u7b97\u3059\u308b\u3068\u3001\u7d50\u679c\u304c\u5e38\u306b\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb\u30b0\u884c\u5217\u306b\u306a\u308b\u3068\u3044\u3046\u7279\u6b8a\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u4e09\u89d2\u884c\u5217\u3068\u306f\u4f55\u304b\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u4e09\u89d2\u884c\u5217\u3092\u4f8b\u3068\u3068\u3082\u306b\u793a\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4e09\u89d2\u884c\u5217\u306e\u884c\u5217\u5f0f\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3068\u3001\u3053\u306e\u975e\u5e38\u306b\u8208\u5473\u6df1\u3044\u884c\u5217\u306e\u6027\u8cea\u306b\u3064\u3044\u3066\u3082\u8aac\u660e\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u4e09\u89d2\u884c\u5217\u306b\u95a2\u9023\u3059\u308b\u884c\u5217\u3067\u3042\u308b\u30d8\u30c3\u30bb\u30f3\u30d9\u30eb &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/%e4%b8%8a%e4%b8%8b%e4%b8%89%e8%a7%92%e8%a1%8c%e5%88%97\/\"> <span class=\"screen-reader-text\">\u4e0a\u4e09\u89d2\u884c\u5217\u3068\u4e0b\u4e09\u89d2\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-306","post","type-post","status-publish","format-standard","hentry","category-31"],"yoast_head":"<!-- This site is optimized 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