{"id":4414,"date":"2013-12-20T06:00:23","date_gmt":"2013-12-19T21:00:23","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=4414"},"modified":"2014-09-10T16:48:48","modified_gmt":"2014-09-10T07:48:48","slug":"post-4414","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=4414","title":{"rendered":"2\u5909\u6570\u4ee5\u4e0a\u306e\u95a2\u6570\u306e\u30c6\u30fc\u30e9\u30fc\u7d1a\u6570"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u30001 \u5909\u6570\u95a2\u6570\u306e\u30c6\u30fc\u30e9\u30fc\u7d1a\u6570\u306b\u95a2\u3059\u308b\u8003\u3048\u306f\u4e00\u822c\u5316\u53ef\u80fd\u3067\u3059\uff0e\u4f8b\u3048\u3070\uff0c<img src='https:\/\/s0.wp.com\/latex.php?latex=f%28x%2C+y&#038;bg=T&#038;fg=000000&#038;s=0' alt='f(x, y' title='f(x, y' class='latex' \/> \u306e x = a, y = b \u306b\u304a\u3051\u308b\u30c6\u30fc\u30e9\u30fc\u7d1a\u6570\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3067\u304d\u307e\u3059\uff0e<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+f%28x%2C+y%29+%3D+f%28a%2C+b%29+%2B+f_x%28a%2C+b%29%28x+-a%29+%2B+f_y%28a%2C+b%29%28y+-b%29%5C%5C%5Cvspace%7B0.2+in%7D+++%5C+%5C+%5C+%2B+%5Cfrac%7B1%7D%7B2%21%7D%5Cbig%5Bf_%7Bxx%7D%28a%2C+b%29%28x+-+a%29%5E2+%2B+2f_%7Bxy%7D%28a%2C+b%29%28x+-+a%29%28y+-+b%29+%2B+f_%7Byy%7D%28a%2C+b%29%28y+-+b%29%5E2%5Cbig%5D+%2B+%5Ccdots&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle f(x, y) = f(a, b) + f_x(a, b)(x -a) + f_y(a, b)(y -b)\\\\\\vspace{0.2 in}   \\ \\ \\ + \\frac{1}{2!}\\big[f_{xx}(a, b)(x - a)^2 + 2f_{xy}(a, b)(x - a)(y - b) + f_{yy}(a, b)(y - b)^2\\big] + \\cdots' title='\\displaystyle f(x, y) = f(a, b) + f_x(a, b)(x -a) + f_y(a, b)(y -b)\\\\\\vspace{0.2 in}   \\ \\ \\ + \\frac{1}{2!}\\big[f_{xx}(a, b)(x - a)^2 + 2f_{xy}(a, b)(x - a)(y - b) + f_{yy}(a, b)(y - b)^2\\big] + \\cdots' class='latex' \/><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u30001 \u5909\u6570\u95a2\u6570\u306e\u30c6\u30fc\u30e9\u30fc\u7d1a\u6570\u306b\u95a2\u3059\u308b\u8003\u3048\u306f\u4e00\u822c\u5316\u53ef\u80fd\u3067\u3059\uff0e\u4f8b\u3048\u3070\uff0c \u306e x = a, y = b \u306b\u304a\u3051\u308b\u30c6\u30fc\u30e9\u30fc\u7d1a\u6570\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3067\u304d\u307e\u3059\uff0e<\/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-4414","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\/4414","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=4414"}],"version-history":[{"count":4,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/4414\/revisions"}],"predecessor-version":[{"id":6802,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=\/wp\/v2\/posts\/4414\/revisions\/6802"}],"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=4414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fujiitoshiki.com\/improvesociety\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}