{"id":5461,"date":"2014-04-27T06:00:58","date_gmt":"2014-04-26T21:00:58","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=5461"},"modified":"2014-09-10T16:32:05","modified_gmt":"2014-09-10T07:32:05","slug":"post-5461","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5461","title":{"rendered":"\u56fa\u6709\u5024\u3068\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u306b\u304a\u3051\u308b\u5b9a\u7406"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p><strong>\u5b9a\u7406 12. <\/strong> \u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\uff08\u307e\u305f\u306f\u5b9f\u5bfe\u79f0\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u5b9f\u6570\u3067\u3059\uff0e\u6b6a\u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\uff08\u307e\u305f\u306f\u6b6a\u5bfe\u79f0\u5b9f\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u30bc\u30ed\u307e\u305f\u306f\u7d14\u865a\u6570\u3067\u3059\uff0e\u30e6\u30cb\u30bf\u30ea\u884c\u5217\uff08\u307e\u305f\u306f\u5b9f\u76f4\u4ea4\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u3059\u3079\u3066\u7d76\u5bfe\u5024\u306f 1 \u306b\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7406 13. <\/strong> \u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\uff08\u307e\u305f\u306f\u5b9f\u5bfe\u79f0\u884c\u5217\uff09\u306e\u7570\u306a\u308b\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u306b\u5c5e\u3059\u308b\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u306f\u76f4\u4ea4\u3057\u307e\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7406 14. \uff08\u30b1\u30fc\u30ea\u30fc\u30fb\u30cf\u30df\u30eb\u30c8\u30f3\uff09<\/strong> \u3042\u308b\u884c\u5217\u306f\u81ea\u8eab\u306e\u7279\u6027\u65b9\u7a0b\u5f0f\u3092\u6e80\u305f\u3057\u307e\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7406 15. \uff08\u5bfe\u89d2\u5f62\u3078\u306e\u884c\u5217\u306e\u7e2e\u7d04\uff09<\/strong> \u3042\u308b\u6b63\u5247\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' \/> \u306b\u660e\u78ba\u306a\u56fa\u6709\u5024 <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Clambda_1%2C%5C+%5Clambda_2%2C%5C+%5Ccdots&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\lambda_1,\\ \\lambda_2,\\ \\cdots' title='\\lambda_1,\\ \\lambda_2,\\ \\cdots' class='latex' \/> \u304c\u3042\u3063\u3066\u5bfe\u5fdc\u3059\u308b\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u304c\u884c\u5217\u306e\u4e2d\u3067\u5217\u3068\u3057\u3066\u8a18\u8ff0\u3055\u308c\u308b\u306a\u3089<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+B+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bcccc%7D+b_%7B11%7D+%26+b_%7B12%7D+%26+b_%7B13%7D+%26+%5Ccdots+%5C%5C+b_%7B21%7D+%26+b_%7B22%7D+%26+b_%7B23%7D+%26+%5Ccdots+%5C%5C+%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%5Cend%7Barray%7D+%5Cright%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle B = \\left( \\begin{array}{cccc} b_{11} &amp; b_{12} &amp; b_{13} &amp; \\cdots \\\\ b_{21} &amp; b_{22} &amp; b_{23} &amp; \\cdots \\\\ \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\end{array} \\right)' title='\\displaystyle B = \\left( \\begin{array}{cccc} b_{11} &amp; b_{12} &amp; b_{13} &amp; \\cdots \\\\ b_{21} &amp; b_{22} &amp; b_{23} &amp; \\cdots \\\\ \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\end{array} \\right)' class='latex' \/><\/p>\n<p>\u3059\u308b\u3068<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=B%5E%7B-1%7DAB+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bcccc%7D+%5Clambda_1+%26+0+%26+0+%26+%5Ccdots+%5C%5C+0+%26+%5Clambda_2+%26+0+%26+%5Ccdots+%5C%5C+0+%26+0+%26+%5Clambda_3+%26+%5Ccdots+%5C%5C+%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%26+%5Ccdots+%5Cend%7Barray%7D+%5Cright%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='B^{-1}AB = \\left( \\begin{array}{cccc} \\lambda_1 &amp; 0 &amp; 0 &amp; \\cdots \\\\ 0 &amp; \\lambda_2 &amp; 0 &amp; \\cdots \\\\ 0 &amp; 0 &amp; \\lambda_3 &amp; \\cdots \\\\ \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\end{array} \\right)' title='B^{-1}AB = \\left( \\begin{array}{cccc} \\lambda_1 &amp; 0 &amp; 0 &amp; \\cdots \\\\ 0 &amp; \\lambda_2 &amp; 0 &amp; \\cdots \\\\ 0 &amp; 0 &amp; \\lambda_3 &amp; \\cdots \\\\ \\cdots &amp; \\cdots &amp; \\cdots &amp; \\cdots \\end{array} \\right)' class='latex' \/><\/p>\n<p>\u3059\u306a\u308f\u3061 <img src='https:\/\/s0.wp.com\/latex.php?latex=B%5E%7B-1%7DAB&#038;bg=T&#038;fg=000000&#038;s=0' alt='B^{-1}AB' title='B^{-1}AB' class='latex' \/> \u306f <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' \/> \u306b\u3088\u308b <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>\u5909\u63db<\/em> \u3068\u547c\u3073\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' \/> \u306e\u56fa\u6709\u5024\u3092\u4e3b\u5bfe\u89d2\u7dda\u4e0a\u306b\u6301\u3061\uff0c\u4ed6\u306f\u3059\u3079\u3066\u30bc\u30ed\u306e\u5bfe\u89d2\u884c\u5217\u3067\u3059\uff0e <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' \/> \u306f <em>\u5909\u63db\u3055\u308c\u305f<\/em> \u307e\u305f\u306f <em>\u5bfe\u89d2\u5f62\u306b\u7e2e\u7d04\u3055\u308c\u305f<\/em> \u3068\u3044\u3044\u307e\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7406 16. \uff08\u4e8c\u6b21\u5f62\u5f0f\u306e\u6a19\u6e96\u5f62\u3078\u306e\u7e2e\u7d04\uff09<\/strong>  <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' \/> \u3092\u5bfe\u79f0\u884c\u5217\u3068\u3057\u307e\u3059\uff0e\u4f8b\u3048\u3070<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+A+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bccc%7D+a_%7B11%7D+%26+a_%7B12%7D+%26+a_%7B13%7D+%5C%5C+a_%7B21%7D+%26+a_%7B22%7D+%26+a_%7B23%7D+%5C%5C+a_%7B31%7D+%26+a_%7B32%7D+%26+a_%7B33%7D+%5Cend%7Barray%7D+%5Cright%29%2C%5C+a_%7B12%7D+%3D+a_%7B21%7D%2C%5C+a_%7B13%7D+%3D+a_%7B11%7D%2C%5C+a_%7B23%7D+%3D+a_%7B32%7D+&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle A = \\left( \\begin{array}{ccc} a_{11} &amp; a_{12} &amp; a_{13} \\\\ a_{21} &amp; a_{22} &amp; a_{23} \\\\ a_{31} &amp; a_{32} &amp; a_{33} \\end{array} \\right),\\ a_{12} = a_{21},\\ a_{13} = a_{11},\\ a_{23} = a_{32} ' title='\\displaystyle A = \\left( \\begin{array}{ccc} a_{11} &amp; a_{12} &amp; a_{13} \\\\ a_{21} &amp; a_{22} &amp; a_{23} \\\\ a_{31} &amp; a_{32} &amp; a_{33} \\end{array} \\right),\\ a_{12} = a_{21},\\ a_{13} = a_{11},\\ a_{23} = a_{32} ' class='latex' \/> <\/p>\n<p>\u3000\u3059\u308b\u3068\u4eee\u306b <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+X+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bc%7D+x_1+%5C%5C+x_2+%5C%5C+x_3+%5Cend%7Barray%7D+%5Cright%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle X = \\left( \\begin{array}{c} x_1 \\\\ x_2 \\\\ x_3 \\end{array} \\right)' title='\\displaystyle X = \\left( \\begin{array}{c} x_1 \\\\ x_2 \\\\ x_3 \\end{array} \\right)' class='latex' \/> \u306a\u3089\u3070 <em>\u4e8c\u6b21\u5f62\u5f0f<\/em> \u304c\u5f97\u3089\u308c\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=+X%5ETAX+%3D+a_%7B11%7Dx_1%5E2+%2B+a_%7B22%7Dx_2%5E2+%2B+a_%7B33%7Dx_3%5E2+%2B+2a_%7B12%7Dx_1x_2+%2B+2a_%7B13%7Dx_1x_3+%2B+2a_%7B23%7Dx_2x_3&#038;bg=T&#038;fg=000000&#038;s=0' alt=' X^TAX = a_{11}x_1^2 + a_{22}x_2^2 + a_{33}x_3^2 + 2a_{12}x_1x_2 + 2a_{13}x_1x_3 + 2a_{23}x_2x_3' title=' X^TAX = a_{11}x_1^2 + a_{22}x_2^2 + a_{33}x_3^2 + 2a_{12}x_1x_2 + 2a_{13}x_1x_3 + 2a_{23}x_2x_3' class='latex' \/><\/p>\n<p>\u3000\u3053\u306e\u4e8c\u6b21\u5f62\u5f0f\u306e\u5916\u7a4d\u306e\u9805\u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=+X+%3D+BU+&#038;bg=T&#038;fg=000000&#038;s=0' alt=' X = BU ' title=' X = BU ' class='latex' \/> \u3068\u7f6e\u304f\u3053\u3068\u3067\u9664\u53bb\u3055\u308c\u307e\u3059\u304c\uff0c\u3053\u3053\u3067 <img src='https:\/\/s0.wp.com\/latex.php?latex=U&#038;bg=T&#038;fg=000000&#038;s=0' alt='U' title='U' class='latex' \/> \u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=u_1%2C%5C+u_2%2C%5C+u_3&#038;bg=T&#038;fg=000000&#038;s=0' alt='u_1,\\ u_2,\\ u_3' title='u_1,\\ u_2,\\ u_3' class='latex' \/> \u306e\u8981\u7d20\u3092\u6301\u3064\u5217\u30d9\u30af\u30c8\u30eb\u3067\u3059\uff0e\u307e\u305f <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\u76f4\u4ea4\u884c\u5217\u3067 <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' \/> \u3092\u76f4\u4ea4\u5316\u3057\u305f\u3082\u306e\u3067\u3059\uff0e <img src='https:\/\/s0.wp.com\/latex.php?latex=u_1%2C%5C+u_2%2C%5C+u_3&#038;bg=T&#038;fg=000000&#038;s=0' alt='u_1,\\ u_2,\\ u_3' title='u_1,\\ u_2,\\ u_3' class='latex' \/> \u306b\u304a\u3051\u308b\u65b0\u3057\u3044\u4e8c\u6b21\u5f62\u5f0f\u306b\u306f\u5916\u7a4d\u306e\u9805\u304c\u306a\u304f <em>\u6a19\u6e96\u5f62<\/em> \u3068\u547c\u3073\u307e\u3059\uff0e\u4e00\u822c\u5316\u306f\u30a8\u30eb\u30df\u30fc\u30c8\u4e8c\u6b21\u5f62\u5f0f\u306b\u3088\u308a\u306a\u3055\u308c\u307e\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>\u5b9a\u7406 12. \u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\uff08\u307e\u305f\u306f\u5b9f\u5bfe\u79f0\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u5b9f\u6570\u3067\u3059\uff0e\u6b6a\u30a8\u30eb\u30df\u30fc\u30c8\u884c\u5217\uff08\u307e\u305f\u306f\u6b6a\u5bfe\u79f0\u5b9f\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u30bc\u30ed\u307e\u305f\u306f\u7d14\u865a\u6570\u3067\u3059\uff0e\u30e6\u30cb\u30bf\u30ea\u884c\u5217\uff08\u307e\u305f\u306f\u5b9f\u76f4\u4ea4\u884c\u5217\uff09\u306e\u56fa\u6709\u5024\u306f\u3059\u3079\u3066\u7d76\u5bfe\u5024\u306f 1 \u306b\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\uff0e  &hellip; <a href=\"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5461\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u56fa\u6709\u5024\u3068\u56fa\u6709\u30d9\u30af\u30c8\u30eb\u306b\u304a\u3051\u308b\u5b9a\u7406&#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":{"_crdt_document":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-5461","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/5461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5461"}],"version-history":[{"count":6,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/5461\/revisions"}],"predecessor-version":[{"id":6762,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/5461\/revisions\/6762"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/media\/6040"}],"wp:attachment":[{"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5461"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}