{"id":5437,"date":"2014-04-23T06:00:20","date_gmt":"2014-04-22T21:00:20","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=5437"},"modified":"2014-09-10T16:33:27","modified_gmt":"2014-09-10T07:33:27","slug":"post-5437","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5437","title":{"rendered":"\u76f4\u4ea4\u30d9\u30af\u30c8\u30eb"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u3000\u4e8c\u3064\u306e\u30d9\u30af\u30c8\u30eb <img src='https:\/\/s0.wp.com\/latex.php?latex=a_1%5Cbold%7Bi%7D+%2B+a_2%5Cbold%7Bj%7D+%2B+a_3%5Cbold%7Bk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_1\\bold{i} + a_2\\bold{j} + a_3\\bold{k}' title='a_1\\bold{i} + a_2\\bold{j} + a_3\\bold{k}' class='latex' \/> \u304a\u3088\u3073 <img src='https:\/\/s0.wp.com\/latex.php?latex=b_1%5Cbold%7Bi%7D+%2B+b_2%5Cbold%7Bj%7D+%2B+b_3%5Cbold%7Bk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='b_1\\bold{i} + b_2\\bold{j} + b_3\\bold{k}' title='b_1\\bold{i} + b_2\\bold{j} + b_3\\bold{k}' class='latex' \/> \u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u307e\u305f\u306f\u30c9\u30c3\u30c8\u7a4d\u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=a_1b_1+%2B+a_2b_2+%2B+a_3b_3&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_1b_1 + a_2b_2 + a_3b_3' title='a_1b_1 + a_2b_2 + a_3b_3' class='latex' \/> \u3067\u3042\u308a\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=a_1b_1+%2B+a_2b_2+%2B+a_3b_3+%3D+0&#038;bg=T&#038;fg=000000&#038;s=0' alt='a_1b_1 + a_2b_2 + a_3b_3 = 0' title='a_1b_1 + a_2b_2 + a_3b_3 = 0' class='latex' \/> \u306a\u3089\u3070\u305d\u308c\u3089\u306e\u30d9\u30af\u30c8\u30eb\u306f\u5782\u76f4\u307e\u305f\u306f\u76f4\u4ea4\u3057\u307e\u3059\uff0e\u884c\u5217\u306e\u89b3\u70b9\u304b\u3089\u3053\u308c\u3089\u306e\u30d9\u30af\u30c8\u30eb\u306f\u5217\u30d9\u30af\u30c8\u30eb\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+A+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bc%7D+a_1+%5C%5C+a_2+%5C%5C+a_3+%5Cend%7Barray%7D+%5Cright%29%2C%5C+B+%3D+%5Cleft%28+%5Cbegin%7Barray%7D%7Bc%7D+b_1+%5C%5C+b_2+%5C%5C+b_3+%5Cend%7Barray%7D+%5Cright%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle A = \\left( \\begin{array}{c} a_1 \\\\ a_2 \\\\ a_3 \\end{array} \\right),\\ B = \\left( \\begin{array}{c} b_1 \\\\ b_2 \\\\ b_3 \\end{array} \\right)' title='\\displaystyle A = \\left( \\begin{array}{c} a_1 \\\\ a_2 \\\\ a_3 \\end{array} \\right),\\ B = \\left( \\begin{array}{c} b_1 \\\\ b_2 \\\\ b_3 \\end{array} \\right)' class='latex' \/><\/p>\n<p>\u3053\u308c\u3089\u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=A%5ETB+%3D+a_1b_1+%2B+a_2b_2+%2B+a_3b_3&#038;bg=T&#038;fg=000000&#038;s=0' alt='A^TB = a_1b_1 + a_2b_2 + a_3b_3' title='A^TB = a_1b_1 + a_2b_2 + a_3b_3' class='latex' \/> \u3068\u3044\u3046\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\uff0e<\/p>\n<p>\u3000\u3053\u308c\u306b\u3088\u308a <em>\u5b9f\u6570\u306e\u5217\u30d9\u30af\u30c8\u30eb<\/em> <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' \/> \u304a\u3088\u3073 <latex>B<\/latex> <em>\u306e\u5185\u7a4d<\/em> \u3092 <img src='https:\/\/s0.wp.com\/latex.php?latex=A%5ETB&#038;bg=T&#038;fg=000000&#038;s=0' alt='A^TB' title='A^TB' class='latex' \/> \u3068\u5b9a\u7fa9\u3057\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=A%5ETB+%3D+0&#038;bg=T&#038;fg=000000&#038;s=0' alt='A^TB = 0' title='A^TB = 0' class='latex' \/> \u306a\u3089 <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' \/> \u304a\u3088\u3073 <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 <em>\u76f4\u4ea4<\/em> \u3059\u308b\u3068\u306e\u5b9a\u7fa9\u306b\u81f3\u308a\u307e\u3059\uff0e<\/p>\n<p>\u3000\u3053\u308c\u3089\u3092\u8907\u7d20\u6570\u3092\u8981\u7d20\u306b\u6301\u3064\u5834\u5408\u306b\u4e00\u822c\u5316\u3057\uff0c\u6b21\u306e\u5b9a\u7fa9\u3092\u63a1\u7528\u3059\u308b\u306e\u306f\u4fbf\u5229\u3067\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7fa9 1.<\/strong> \u4e8c\u3064\u306e\u5217\u30d9\u30af\u30c8\u30eb <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' \/> \u304a\u3088\u3073 <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=%5Cbar%7BA%7D%5ETB+%3D+0+&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bar{A}^TB = 0 ' title='\\bar{A}^TB = 0 ' class='latex' \/> \u306a\u3089 <em>\u76f4\u4ea4<\/em> \u3068\u547c\u3073\uff0c <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbar%7BA%7D%5ETB&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bar{A}^TB' title='\\bar{A}^TB' 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' \/> \u304a\u3088\u3073 <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' \/> \u306e <em>\u30b9\u30ab\u30e9\u30fc\u7a4d<\/em> \u3068\u547c\u3073\u307e\u3059\uff0e<\/p>\n<p>\u3000\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\u30e6\u30cb\u30bf\u30ea\u884c\u5217\u306a\u3089 <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbar%7BA%7D%5ETA+%3D+1&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bar{A}^TA = 1' title='\\bar{A}^TA = 1' class='latex' \/> \u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\uff0e\u305d\u308c\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' \/> \u3068\u305d\u308c\u81ea\u8eab\u3068\u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u304c 1 \u3067\u3042\u308a\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' \/> \u304c <em>\u5358\u4f4d\u30d9\u30af\u30c8\u30eb<\/em> \u3067\u3042\u308b\u3053\u3068\u3059\u306a\u308f\u3061\u9577\u3055\u304c 1 \u3067\u3042\u308b\u3053\u3068\u3068\u7b49\u4fa1\u3067\u3059\uff0e\u3086\u3048\u306b\u30e6\u30cb\u30bf\u30ea\u5217\u30d9\u30af\u30c8\u30eb\u306f\u5358\u4f4d\u30d9\u30af\u30c8\u30eb\u3067\u3059\uff0e\u3053\u308c\u3089\u306e\u7279\u5fb4\u304b\u3089\u4ee5\u4e0b\u3092\u5f97\u307e\u3059\uff0e<\/p>\n<p><strong>\u5b9a\u7fa9 2.<\/strong> \u30d9\u30af\u30c8\u30eb\u306e\u96c6\u5408 <img src='https:\/\/s0.wp.com\/latex.php?latex=X_1%2C%5C+X_2%2C%5C+%5Ccdots&#038;bg=T&#038;fg=000000&#038;s=0' alt='X_1,\\ X_2,\\ \\cdots' title='X_1,\\ X_2,\\ \\cdots' class='latex' \/> \u306b\u3064\u3044\u3066<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+%5Cbar%7BX%7D%5ET_jX_k+%3D+%5Cleft%5C%7B%5Cbegin%7Barray%7D%7Bcc%7D+0+%26+j+%5Cne+k+%5C%5C+1+%26+j+%3D+k+%5Cend%7Barray%7D+%5Cright.&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle \\bar{X}^T_jX_k = \\left\\{\\begin{array}{cc} 0 &amp; j \\ne k \\\\ 1 &amp; j = k \\end{array} \\right.' title='\\displaystyle \\bar{X}^T_jX_k = \\left\\{\\begin{array}{cc} 0 &amp; j \\ne k \\\\ 1 &amp; j = k \\end{array} \\right.' class='latex' \/><\/p>\n<p>\u3092 <em>unitary set or system of vectors<\/em> \u3068\u547c\u3073\uff0c\u3042\u308b\u3044\u306f\u30d9\u30af\u30c8\u30eb\u304c\u5b9f\u6570\u306e\u5834\u5408\u306b\u306f <em>\u6b63\u898f\u76f4\u4ea4\u306e\u96c6\u5408<\/em> \u307e\u305f\u306f <em>\u5358\u4f4d\u30d9\u30af\u30c8\u30eb\u306e\u76f4\u4ea4\u306e\u96c6\u5408<\/em> \u3068\u547c\u3073\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>\u3000\u4e8c\u3064\u306e\u30d9\u30af\u30c8\u30eb \u304a\u3088\u3073 \u306e\u30b9\u30ab\u30e9\u30fc\u7a4d\u307e\u305f\u306f\u30c9\u30c3\u30c8\u7a4d\u306f \u3067\u3042\u308a\uff0c \u306a\u3089\u3070\u305d\u308c\u3089\u306e\u30d9\u30af\u30c8\u30eb\u306f\u5782\u76f4\u307e\u305f\u306f\u76f4\u4ea4\u3057\u307e\u3059\uff0e\u884c\u5217\u306e\u89b3\u70b9\u304b\u3089\u3053\u308c\u3089\u306e\u30d9\u30af\u30c8\u30eb\u306f\u5217\u30d9\u30af\u30c8\u30eb\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff0e \u3053\u308c\u3089\u306f \u3068\u3044\u3046\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\uff0e \u3000\u3053\u308c &hellip; <a href=\"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5437\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u76f4\u4ea4\u30d9\u30af\u30c8\u30eb&#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-5437","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\/5437","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=5437"}],"version-history":[{"count":7,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/5437\/revisions"}],"predecessor-version":[{"id":6766,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/5437\/revisions\/6766"}],"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=5437"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5437"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}