{"id":5421,"date":"2014-04-21T06:00:55","date_gmt":"2014-04-20T21:00:55","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=5421"},"modified":"2014-09-10T16:34:04","modified_gmt":"2014-09-10T07:34:04","slug":"post-5421","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5421","title":{"rendered":"\u9006\u884c\u5217"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u3000\u4eee\u306b\u3042\u308b\u6b63\u65b9\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\u3042\u3063\u3066\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=+AB+%3D+I+&#038;bg=T&#038;fg=000000&#038;s=0' alt=' AB = I ' title=' AB = I ' class='latex' \/> \u306e\u3088\u3046\u306a\u6027\u8cea\u3092\u6709\u3059\u308b <img src='https:\/\/s0.wp.com\/latex.php?latex=B&#038;bg=T&#038;fg=000000&#038;s=0' alt='B' title='B' class='latex' \/> \u304c\u5b58\u5728\u3059\u308b\u306a\u3089 <img src='https:\/\/s0.wp.com\/latex.php?latex=B&#038;bg=T&#038;fg=000000&#038;s=0' alt='B' title='B' class='latex' \/> \u306f <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>\u9006\u884c\u5217<\/em> \u3068\u547c\u3070\u308c <img src='https:\/\/s0.wp.com\/latex.php?latex=A%5E%7B-1%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A^{-1}' title='A^{-1}' class='latex' \/> \u3068\u8a18\u8ff0\u3057\u307e\u3059\uff0e\u4e0b\u8a18\u306e\u5b9a\u7406\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\uff0e<\/p>\n<p>11. \u4eee\u306b <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 <em>n<\/em> \u6b21\u306e\u975e\u7279\u7570\u7684\u6b63\u65b9\u884c\u5217\u306e\u5834\u5408\uff0c\u3059\u306a\u308f\u3061 <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdet%28A%29+%5Cne+0&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\det(A) \\ne 0' title='\\det(A) \\ne 0' class='latex' \/> \u306e\u6642\uff0c\u552f\u4e00\u306e\u306e\u9006\u884c\u5217 <img src='https:\/\/s0.wp.com\/latex.php?latex=A%5E%7B-1%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A^{-1}' title='A^{-1}' class='latex' \/> \u304c\u5b58\u5728\u3057\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=AA%5E%7B-1%7D+%3D+A%5E%7B-1%7DA+%3D+I+&#038;bg=T&#038;fg=000000&#038;s=0' alt='AA^{-1} = A^{-1}A = I ' title='AA^{-1} = A^{-1}A = I ' class='latex' \/> \u3067\u3042\u3063\u3066 <img src='https:\/\/s0.wp.com\/latex.php?latex=+A%5E%7B-1%7D+&#038;bg=T&#038;fg=000000&#038;s=0' alt=' A^{-1} ' title=' A^{-1} ' class='latex' \/> \u3092\u6b21\u306e\u5f62\u3067\u8868\u73fe\u3067\u304d\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+A%5E%7B-1%7D+%3D+%5Cfrac%7B%28A_%7Bjk%7D%29%5ET%7D%7B%5Cdet%28A%29%7D+%5Ccdots%2814%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle A^{-1} = \\frac{(A_{jk})^T}{\\det(A)} \\cdots(14)' title='\\displaystyle A^{-1} = \\frac{(A_{jk})^T}{\\det(A)} \\cdots(14)' class='latex' \/><\/p>\n<p>\u3053\u3053\u3067 <img src='https:\/\/s0.wp.com\/latex.php?latex=%28A_%7Bjk%7D%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='(A_{jk})' title='(A_{jk})' class='latex' \/> \u306f\u4f59\u56e0\u5b50 <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\u884c\u5217\u3067\u3042\u3063\u3066 <img src='https:\/\/s0.wp.com\/latex.php?latex=%28A_%7Bjk%7D%29%5ET+%3D+%28A_%7Bkj%7D%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='(A_{jk})^T = (A_{kj})' title='(A_{jk})^T = (A_{kj})' class='latex' \/> \u306f\u305d\u306e\u8ee2\u7f6e\u884c\u5217\u3067\u3059\uff0e<\/p>\n<p>\u3000\u4ee5\u4e0b\u306f\u9006\u884c\u5217\u306e\u3044\u304f\u3064\u304b\u306e\u6027\u8cea\u3092\u793a\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%28AB%29%5E%7B-1%7D+%3D+B%5E%7B-1%7DA%5E%7B-1%7D+%2C%5C+%28A%5E%7B-1%7D%29%5E%7B-1%7D+%3D+A+%5Ccdots%2815%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='(AB)^{-1} = B^{-1}A^{-1} ,\\ (A^{-1})^{-1} = A \\cdots(15)' title='(AB)^{-1} = B^{-1}A^{-1} ,\\ (A^{-1})^{-1} = A \\cdots(15)' class='latex' \/><\/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\u3042\u308b\u6b63\u65b9\u884c\u5217 \u304c\u3042\u3063\u3066\uff0c \u306e\u3088\u3046\u306a\u6027\u8cea\u3092\u6709\u3059\u308b \u304c\u5b58\u5728\u3059\u308b\u306a\u3089 \u306f \u306e \u9006\u884c\u5217 \u3068\u547c\u3070\u308c \u3068\u8a18\u8ff0\u3057\u307e\u3059\uff0e\u4e0b\u8a18\u306e\u5b9a\u7406\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\uff0e 11. \u4eee\u306b \u304c n \u6b21\u306e\u975e\u7279\u7570\u7684\u6b63\u65b9\u884c\u5217\u306e\u5834\u5408\uff0c\u3059\u306a\u308f\u3061 \u306e\u6642\uff0c\u552f\u4e00\u306e\u306e\u9006\u884c\u5217  &hellip; <a href=\"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5421\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u9006\u884c\u5217&#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-5421","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- 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