{"id":4935,"date":"2014-03-04T06:00:07","date_gmt":"2014-03-03T21:00:07","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=4935"},"modified":"2014-09-10T16:42:58","modified_gmt":"2014-09-10T07:42:58","slug":"post-4935","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=4935","title":{"rendered":"\u30d9\u30af\u30c8\u30eb\u306e\u6210\u5206"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u30003\u6b21\u5143\u306b\u304a\u3051\u308b\u3044\u304b\u306a\u308b\u30d9\u30af\u30c8\u30eb <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u3082\u76f4\u4ea4\u5ea7\u6a19\u7cfb\u306e\u539f\u70b9 <em>O<\/em> \u306b\u304a\u3051\u308b\u59cb\u70b9\u306b\u3088\u308a\u8868\u73fe\u53ef\u80fd\u3067\u3059\uff0e\u3053\u3053\u3067\u30d9\u30af\u30c8\u30eb <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u3092\u76f4\u4ea4\u5ea7\u6a19\u7cfb\u306b\u304a\u3051\u308b\u539f\u70b9 <em>O<\/em> \u3092\u59cb\u70b9\u3068\u3057 <img src='https:\/\/s0.wp.com\/latex.php?latex=%28A_1%2C+A_2%2C+A_3%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='(A_1, A_2, A_3)' title='(A_1, A_2, A_3)' class='latex' \/> \u3092\u7d42\u70b9\u3068\u3057\u307e\u3057\u3087\u3046\uff0e\u305d\u306e\u30d9\u30af\u30c8\u30eb <img src='https:\/\/s0.wp.com\/latex.php?latex=A_1%5Cbold%7Bi%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_1\\bold{i}' title='A_1\\bold{i}' class='latex' \/>, <img src='https:\/\/s0.wp.com\/latex.php?latex=A_2%5Cbold%7Bj%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_2\\bold{j}' title='A_2\\bold{j}' class='latex' \/> \u304a\u3088\u3073 <img src='https:\/\/s0.wp.com\/latex.php?latex=A_3%5Cbold%7Bk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_3\\bold{k}' title='A_3\\bold{k}' class='latex' \/> \u306f\u305d\u308c\u305e\u308c <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u306b\u304a\u3051\u308b <em>x<\/em>, <em>y<\/em> \u304a\u3088\u3073 <em>z<\/em> \u8ef8\u65b9\u5411\u306e <em>\u76f4\u4ea4\u6210\u5206\u30d9\u30af\u30c8\u30eb<\/em>, \u3042\u308b\u3044\u306f\u5358\u306b <em>\u6210\u5206\u30d9\u30af\u30c8\u30eb<\/em> \u3068\u3044\u3044\u307e\u3059\uff0e<img src='https:\/\/s0.wp.com\/latex.php?latex=A_1&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_1' title='A_1' class='latex' \/>, <img src='https:\/\/s0.wp.com\/latex.php?latex=A_2&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_2' title='A_2' class='latex' \/> \u304a\u3088\u3073 <img src='https:\/\/s0.wp.com\/latex.php?latex=A_3&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_3' title='A_3' class='latex' \/> \u306f\u305d\u308c\u305e\u308c <em>x<\/em>, <em>y<\/em> \u304a\u3088\u3073 <em>z<\/em> \u8ef8\u65b9\u5411\u306b\u304a\u3051\u308b <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u306e <em>\u76f4\u4ea4\u6210\u5206<\/em>, \u307e\u305f\u306f\u5358\u306b <em>\u6210\u5206<\/em> \u3068\u547c\u3070\u308c\u307e\u3059\uff0e<\/p>\n<p>\u3000<img src='https:\/\/s0.wp.com\/latex.php?latex=A_1%5Cbold%7Bi%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_1\\bold{i}' title='A_1\\bold{i}' class='latex' \/>, <img src='https:\/\/s0.wp.com\/latex.php?latex=A_2%5Cbold%7Bj%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_2\\bold{j}' title='A_2\\bold{j}' class='latex' \/> \u304a\u3088\u3073 <img src='https:\/\/s0.wp.com\/latex.php?latex=A_3%5Cbold%7Bk%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='A_3\\bold{k}' title='A_3\\bold{k}' class='latex' \/> \u306e\u548c\u3084\u7d50\u679c\u304c <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u3067\u3042\u308a\uff0c\u3086\u3048\u306b<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D+%3D+A_1%5Cbold%7Bi%7D+%2B+A_2%5Cbold%7Bj%7D+%2B+A_3%5Cbold%7Bk%7D%5Ccdots%281%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A} = A_1\\bold{i} + A_2\\bold{j} + A_3\\bold{k}\\cdots(1)' title='\\bold{A} = A_1\\bold{i} + A_2\\bold{j} + A_3\\bold{k}\\cdots(1)' class='latex' \/><\/p>\n<p>\u3000<img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7BA%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{A}' title='\\bold{A}' class='latex' \/> \u306e\u5927\u304d\u3055\u306f<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=A+%3D+%7C%5Cbold%7BA%7D%7C+%3D+%5Csqrt%7BA_1%5E2+%2B+A_2%5E2+%2B+A_3%5E2%7D%5Ccdots%282%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='A = |\\bold{A}| = \\sqrt{A_1^2 + A_2^2 + A_3^2}\\cdots(2)' title='A = |\\bold{A}| = \\sqrt{A_1^2 + A_2^2 + A_3^2}\\cdots(2)' class='latex' \/><\/p>\n<p>\u3000\u7279\u306b\uff0c\u539f\u70b9 <em>O<\/em> \u304b\u3089\u70b9 (x, y, z) \u3078\u306e <em>\u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb<\/em> \u307e\u305f\u306f <em>\u52d5\u5f84\u30d9\u30af\u30c8\u30eb<\/em> <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7Br%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{r}' title='\\bold{r}' class='latex' \/> \u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3067\u304d\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cbold%7Br%7D+%3D+x%5Cbold%7Bi%7D+%2B+y%5Cbold%7Bj%7D+%2B+z%5Cbold%7Bk%7D%5Ccdots%283%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\bold{r} = x\\bold{i} + y\\bold{j} + z\\bold{k}\\cdots(3)' title='\\bold{r} = x\\bold{i} + y\\bold{j} + z\\bold{k}\\cdots(3)' class='latex' \/><\/p>\n<p>\u307e\u305f\u305d\u306e\u5927\u304d\u3055\u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=r+%3D+%7C%5Cbold%7Br%7D%7C+%3D+%5Csqrt%7Bx%5E2+%2B+y%5E2+%2B+z%5E2%7D&#038;bg=T&#038;fg=000000&#038;s=0' alt='r = |\\bold{r}| = \\sqrt{x^2 + y^2 + z^2}' title='r = |\\bold{r}| = \\sqrt{x^2 + y^2 + z^2}' class='latex' \/> \u3068\u306a\u308a\u307e\u3059\uff0e<\/p>\n<p><a href=\"\/\/fujiitoshiki.com\/improvesociety\/wp-content\/uploads\/Vector.png\"><img loading=\"lazy\" decoding=\"async\" src=\"\/\/fujiitoshiki.com\/improvesociety\/wp-content\/uploads\/Vector.png\" alt=\"Vector\" width=\"249\" height=\"191\" class=\"alignnone size-full wp-image-4942\" \/><\/a><\/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>\u30003\u6b21\u5143\u306b\u304a\u3051\u308b\u3044\u304b\u306a\u308b\u30d9\u30af\u30c8\u30eb \u3082\u76f4\u4ea4\u5ea7\u6a19\u7cfb\u306e\u539f\u70b9 O \u306b\u304a\u3051\u308b\u59cb\u70b9\u306b\u3088\u308a\u8868\u73fe\u53ef\u80fd\u3067\u3059\uff0e\u3053\u3053\u3067\u30d9\u30af\u30c8\u30eb \u3092\u76f4\u4ea4\u5ea7\u6a19\u7cfb\u306b\u304a\u3051\u308b\u539f\u70b9 O \u3092\u59cb\u70b9\u3068\u3057 \u3092\u7d42\u70b9\u3068\u3057\u307e\u3057\u3087\u3046\uff0e\u305d\u306e\u30d9\u30af\u30c8\u30eb , \u304a\u3088\u3073 \u306f\u305d\u308c\u305e\u308c \u306b\u304a\u3051\u308b x, &hellip; <a href=\"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=4935\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u30d9\u30af\u30c8\u30eb\u306e\u6210\u5206&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":4942,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-4935","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.9 - 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=\"\u76f4\u4ea4\u6210\u5206\u30d9\u30af\u30c8\u30eb,\u6210\u5206\u30d9\u30af\u30c8\u30eb,\u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb,\u52d5\u5f84\u30d9\u30af\u30c8\u30eb\" \/>\n\t<link rel=\"canonical\" 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