{"id":5739,"date":"2014-09-15T06:00:19","date_gmt":"2014-09-14T21:00:19","guid":{"rendered":"http:\/\/fujiitoshiki.com\/improvesociety\/?p=5739"},"modified":"2014-09-15T09:28:53","modified_gmt":"2014-09-15T00:28:53","slug":"post-5739","status":"publish","type":"post","link":"https:\/\/www.fujiitoshiki.com\/improvesociety\/?p=5739","title":{"rendered":"\u5e73\u9762\u306b\u304a\u3051\u308b\u30b0\u30ea\u30fc\u30f3\u306e\u5b9a\u7406"},"content":{"rendered":"<div class=\"theContentWrap-ccc\"><p>\u3000<img src='https:\/\/s0.wp.com\/latex.php?latex=P%2C%5C+Q%2C%5C+%5Cpartial+P%2F%5Cpartial+y%2C%5C+%5Cpartial+Q%2F%5Cpartial+x&#038;bg=T&#038;fg=000000&#038;s=0' alt='P,\\ Q,\\ \\partial P\/\\partial y,\\ \\partial Q\/\\partial x' title='P,\\ Q,\\ \\partial P\/\\partial y,\\ \\partial Q\/\\partial x' class='latex' \/> \u3092\u5358\u4e00\u5024\u304b\u3064\u5358\u7d14\u9589\u66f2\u7dda <img src='https:\/\/s0.wp.com\/latex.php?latex=C&#038;bg=T&#038;fg=000000&#038;s=0' alt='C' title='C' class='latex' \/> \u3067\u56f2\u307e\u308c\u305f\u5358\u9023\u7d50\u9818\u57df <img src='https:\/\/s0.wp.com\/latex.php?latex=%5Ccal+R&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\cal R' title='\\cal R' class='latex' \/> \u306b\u304a\u3044\u3066\u9023\u7d9a\u3068\u3057\u307e\u3059\uff0e\u3059\u308b\u3068<\/p>\n<p><img src='https:\/\/s0.wp.com\/latex.php?latex=%5Cdisplaystyle+%5Coint_C+%5BPdx+%2B+Qdy%5D+%3D+%5Cunderset%7B%5Ccal+R%7D%7B%5Ciint%7D%5Cleft%28+%5Cfrac%7B%5Cpartial+Q%7D%7B%5Cpartial+x%7D+-+%5Cfrac%7B%5Cpartial+P%7D%7B%5Cpartial+y%7D+%5Cright%29dxdy%5Ccdots%2822%29&#038;bg=T&#038;fg=000000&#038;s=0' alt='\\displaystyle \\oint_C [Pdx + Qdy] = \\underset{\\cal R}{\\iint}\\left( \\frac{\\partial Q}{\\partial x} - \\frac{\\partial P}{\\partial y} \\right)dxdy\\cdots(22)' title='\\displaystyle \\oint_C [Pdx + Qdy] = \\underset{\\cal R}{\\iint}\\left( \\frac{\\partial Q}{\\partial x} - \\frac{\\partial P}{\\partial y} \\right)dxdy\\cdots(22)' class='latex' 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