{"height":"190","type":"rich","provider_name":"Hatena Blog","published":"2019-05-13 20:22:30","author_name":"Pulin","author_url":"https://blog.hatena.ne.jp/Pulin/","image_url":null,"width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpulin.hateblo.jp%2Fentry%2F2019%2F05%2F13%2F202230\" title=\"\u6570\u5b66\u306e\u30e1\u30e2 - \u5fa1\u5149\u5802\u4e16\u754c~Pulin\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://pulin.hateblo.jp/entry/2019/05/13/202230","categories":["\u96d1\u611f","\u79c1\u4e8b"],"provider_url":"https://hatena.blog","version":"1.0","blog_url":"https://pulin.hateblo.jp/","blog_title":"\u5fa1\u5149\u5802\u4e16\u754c~Pulin\u306e\u65e5\u8a18","description":"\u7269\u7406\u306e\u554f\u984c\u3067\u6c17\u4ed8\u3044\u305f\u3053\u3068\u3002 f (x,y,z)\u306e\u52fe\u914d\u30d9\u30af\u30c8\u30eb \u2207 f=(\u2202f/\u2202x,\u2202f/\u2202y,\u2202f/\u2202z) \u3068\u3059\u308b\u3002 \u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb\u306e\u5fae\u5c0f\u91cfdr=(dx,dy,dz) \u2207 f\u30fbdr =(\u2202f/\u2202x)dx+(\u2202f/\u2202y)dy+(\u2202f/\u2202z)dz \u3053\u308c\u306ff (x,y,z)\u306e\u5168\u5fae\u5206\u306b\u306a\u308b\u306e\u3067\u3059\u306a\u308f\u3061 df=\u2207 f\u30fbdr \u3068\u306a\u308b\u3002","title":"\u6570\u5b66\u306e\u30e1\u30e2"}