{"id":4378,"date":"2013-12-17T06:00:56","date_gmt":"2013-12-16T21:00:56","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=4378"},"modified":"2014-09-10T16:49:29","modified_gmt":"2014-09-10T07:49:29","slug":"post-4378","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=4378","title":{"rendered":"2\u5909\u6570\u4ee5\u4e0a\u306e\u95a2\u6570"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u30001 \u5909\u6570\u95a2\u6570\u306e\u6982\u5ff5\u306f 2 \u5909\u6570\u4ee5\u4e0a\u306e\u95a2\u6570\u306b\u3082\u62e1\u5f35\u53ef\u80fd\u3067\u3059\uff0e\u305d\u308c\u3086\u3048\u4f8b\u3048\u3070 <img src='https:\/\/s0.wp.com\/latex.php?latex=z+%3D+f%28x%2C+y%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='z = f(x, y)' title='z = f(x, y)' class='latex' \/> \u306f 2 \u3064\u306e\u6570 (x, y) \u3092 1 \u3064\u306e\u6570 z \u306b\u5272\u308a\u4ed8\u3051\u308b\u95a2\u6570 f \u3092\u5b9a\u7fa9\u3059\u308b\u3082\u306e\u3067\u3059\uff0e<\/p>\n<p>\u3000\u3042\u308b\u4eba\u306b\u3068\u3063\u3066\u306f <img src='https:\/\/s0.wp.com\/latex.php?latex=z+%3D+f%28x%2C+y%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='z = f(x, y)' title='z = f(x, y)' class='latex' \/> \u3092 xyz \u5ea7\u6a19\u8ef8\u7cfb\u306e 3 \u6b21\u5143\u306b\u30b0\u30e9\u30d5\u5316\u3057\u3066\u9762\u3092\u5f97\u308b\u3053\u3068\u306f\u99b4\u67d3\u307f\u6df1\u3044\u3067\u3057\u3087\u3046\uff0e\u6642\u306b\u306f x \u3068 y \u306f\u72ec\u7acb\u5909\u6570\u3068\u547c\u3070\u308c\uff0cz \u306f\u5f93\u5c5e\u5909\u6570\u3068\u547c\u3070\u308c\u307e\u3059\uff0e\u307e\u308c\u306b <img src='https:\/\/s0.wp.com\/latex.php?latex=z+%3D+f%28x%2C+y%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='z = f(x, y)' title='z = f(x, y)' class='latex' \/> \u3067\u306f\u306a\u304f <img src='https:\/\/s0.wp.com\/latex.php?latex=z+%3D+z%28x%2C+y%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='z = z(x, y)' title='z = z(x, y)' class='latex' \/> \u3068\u8a18\u8ff0\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\uff0cz \u7cfb\u306f\u7570\u306a\u308b\u610f\u5473\u3067\u7528\u3044\u3089\u308c\u307e\u3059\uff0e\u3057\u304b\u3057\u6df7\u540c\u3059\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff0e<\/p>\n<p>\u30002 \u5909\u6570\u4ee5\u4e0a\u306e\u95a2\u6570\u306e\u6975\u9650\u3068\u9023\u7d9a\u6027\u306e\u6982\u5ff5\u306f 1 \u5909\u6570\u306e\u305d\u308c\u306b\u8fd1\u3044\u3067\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>\u30001 \u5909\u6570\u95a2\u6570\u306e\u6982\u5ff5\u306f 2 \u5909\u6570\u4ee5\u4e0a\u306e\u95a2\u6570\u306b\u3082\u62e1\u5f35\u53ef\u80fd\u3067\u3059\uff0e\u305d\u308c\u3086\u3048\u4f8b\u3048\u3070 \u306f 2 \u3064\u306e\u6570 (x, y) \u3092 1 \u3064\u306e\u6570 z \u306b\u5272\u308a\u4ed8\u3051\u308b\u95a2\u6570 f \u3092\u5b9a\u7fa9\u3059\u308b\u3082\u306e\u3067\u3059\uff0e \u3000\u3042\u308b\u4eba\u306b\u3068\u3063\u3066\u306f \u3092 xyz \u5ea7\u6a19\u8ef8\u7cfb\u306e 3 \u6b21 &hellip; 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