{"id":5401,"date":"2014-04-19T06:00:46","date_gmt":"2014-04-18T21:00:46","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=5401"},"modified":"2014-09-10T16:34:40","modified_gmt":"2014-09-10T07:34:40","slug":"post-5401","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5401","title":{"rendered":"\u884c\u5217\u5f0f"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u3000\u4eee\u306b (1) \u306b\u304a\u3051\u308b\u884c\u5217 <img src='https:\/\/s0.wp.com\/latex.php?latex=A&#038;bg=T&#038;fg=000000&#038;s=0' alt='A' title='A' class='latex' \/> \u304c\u6b63\u65b9\u884c\u5217\u306a\u3089\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=A&#038;bg=T&#038;fg=000000&#038;s=0' alt='A' title='A' class='latex' \/> \u306b\u5bfe\u3057\u3066\u4e0b\u8a18\u306b\u793a\u3059\u3042\u308b\u6570\u3092\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+%5CDelta+%3D+%5Cleft%7C+%5Cbegin%7Barray%7D%7Bcccc%7D+a_%7B11%7D+%26+a_%7B12%7D+%26+%5Ccdots+%26+a_%7Ban%7D+%5C%5C+++a_%7B21%7D+%26+a_%7B22%7D+%26+%5Ccdots+%26+a_%7B2n%7D+%5C%5C+++%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%5C%5C+++a_%7Bn1%7D+%26+a_%7Bn2%7D+%26+%5Ccdots+%26+a_%7Bnn%7D+%5Cend%7Barray%7D+%5Cright%7C%5Ccdots+%289%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle \\Delta = \\left| \\begin{array}{cccc} a_{11} &amp; a_{12} &amp; \\cdots &amp; a_{an} \\\\   a_{21} &amp; a_{22} &amp; \\cdots &amp; a_{2n} \\\\   \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\\\   a_{n1} &amp; a_{n2} &amp; \\cdots &amp; a_{nn} \\end{array} \\right|\\cdots (9)' title='\\displaystyle \\Delta = \\left| \\begin{array}{cccc} a_{11} &amp; a_{12} &amp; \\cdots &amp; a_{an} \\\\   a_{21} &amp; a_{22} &amp; \\cdots &amp; a_{2n} \\\\   \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\\\   a_{n1} &amp; a_{n2} &amp; \\cdots &amp; a_{nn} \\end{array} \\right|\\cdots (9)' class='latex' \/><\/p>\n<p>\u3053\u308c\u306f <em>n\u6b21<\/em> \u306e <img src='https:\/\/s0.wp.com\/latex.php?latex=A&#038;bg=T&#038;fg=000000&#038;s=0' alt='A' title='A' class='latex' \/> \u306e <em>\u884c\u5217\u5f0f<\/em> \u3068\u547c\u3073\uff0c det(A) \u3068\u8a18\u8ff0\u3057\u307e\u3059\uff0e\u884c\u5217\u5f0f\u306e\u5024\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u6b21\u306e\u6982\u5ff5\u3092\u5c0e\u5165\u3057\u307e\u3057\u3087\u3046\uff0e<\/p>\n<h4>1. \u5c0f\u884c\u5217\u5f0f<\/h4>\n<p> <img src='https:\/\/s0.wp.com\/latex.php?latex=%5CDelta&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\Delta' title='\\Delta' class='latex' \/> \u306e\u4efb\u610f\u306e\u8981\u7d20 <img src='https:\/\/s0.wp.com\/latex.php?latex=a_%7Bjk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_{jk}' title='a_{jk}' class='latex' \/> \u304c\u3042\u308b\u6642\uff0c <em>j<\/em> \u756a\u76ee\u306e\u884c\u304a\u3088\u3073 <em>k<\/em> \u756a\u76ee\u306e\u5217\u306e\u5168\u8981\u7d20\u3092\u9664\u53bb\u3057\u3066\u5f97\u3089\u308c\u305f (n &#8211; 1) \u6b21\u306e\u65b0\u3057\u3044\u884c\u5217\u5f0f\u3092\u95a2\u9023\u4ed8\u3051\uff0c\u3053\u308c\u3092 <img src='https:\/\/s0.wp.com\/latex.php?latex=a_%7Bjk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_{jk}' title='a_{jk}' class='latex' \/> \u306e\u5c0f\u884c\u5217\u5f0f\u3068\u547c\u3073\u307e\u3059\uff0e<\/p>\n<h4>2. \u4f59\u56e0\u5b50<\/h4>\n<p>\u3000\u4eee\u306b <img src='https:\/\/s0.wp.com\/latex.php?latex=a_%7Bjk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_{jk}' title='a_{jk}' class='latex' \/> \u306e\u5c0f\u884c\u5217\u5f0f\u306b <img src='https:\/\/s0.wp.com\/latex.php?latex=%28-1%29%5E%7Bj%2Bk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='(-1)^{j+k}' title='(-1)^{j+k}' class='latex' \/> \u3092\u4e57\u7b97\u3059\u308b\u306a\u3089\uff0c\u305d\u308c\u3089\u306e\u5bfe\u5fdc\u3059\u308b\u4f59\u56e0\u5b50\u306b\u3088\u308b\u4efb\u610f\u306e\u884c\uff08\u307e\u305f\u306f\u5217\uff09\u306b\u304a\u3051\u308b\u8981\u7d20\u306e\u7d50\u679c\u306f <em>\u30e9\u30d7\u30e9\u30b9\u5c55\u958b<\/em> \u3068\u547c\u3073\u307e\u3059\uff0e\u8a18\u6cd5\u3067\u306f<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+%5Cdet%7BA%7D+%3D+%5Csum%5E%7Bn%7D_%7Bk%3D1%7Da_%7Bjk%7DA_%7Bjk%7D+%5Ccdots+%2810%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle \\det{A} = \\sum^{n}_{k=1}a_{jk}A_{jk} \\cdots (10)' title='\\displaystyle \\det{A} = \\sum^{n}_{k=1}a_{jk}A_{jk} \\cdots (10)' class='latex' \/><\/p>\n<p>\u3000\u3053\u306e\u5024\u306f\u7528\u3044\u3089\u308c\u308b\u884c\u307e\u305f\u306f\u5217\u306b\u3088\u3089\u305a\u72ec\u7acb\u3067\u3059\uff0e<\/p>\n<p><iframe src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&#038;bc1=000000&#038;IS2=1&#038;bg1=FFFFFF&#038;fc1=000000&#038;lc1=0000FF&#038;t=fujiitoshiki-22&#038;o=9&#038;p=8&#038;l=as4&#038;m=amazon&#038;f=ifr&#038;ref=ss_til&#038;asins=0071635408\" style=\"width:120px;height:240px;\" scrolling=\"no\" marginwidth=\"0\" marginheight=\"0\" frameborder=\"0\"><\/iframe><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u3000\u4eee\u306b (1) \u306b\u304a\u3051\u308b\u884c\u5217 \u304c\u6b63\u65b9\u884c\u5217\u306a\u3089\uff0c \u306b\u5bfe\u3057\u3066\u4e0b\u8a18\u306b\u793a\u3059\u3042\u308b\u6570\u3092\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\uff0e \u3053\u308c\u306f n\u6b21 \u306e \u306e \u884c\u5217\u5f0f \u3068\u547c\u3073\uff0c det(A) \u3068\u8a18\u8ff0\u3057\u307e\u3059\uff0e\u884c\u5217\u5f0f\u306e\u5024\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u6b21\u306e\u6982\u5ff5\u3092\u5c0e\u5165\u3057\u307e\u3057\u3087\u3046\uff0e 1. &hellip; <a href=\"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5401\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u884c\u5217\u5f0f&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":6040,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-5401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"admin\"\/>\n\t<meta name=\"keywords\" content=\"\u5c0f\u884c\u5217\u5f0f,\u4f59\u56e0\u5b50,\u30e9\u30d7\u30e9\u30b9\u5c55\u958b,\u4f59\u56e0\u5b50\u5c55\u958b\" \/>\n\t<link rel=\"canonical\" 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