{"author_url":"https://blog.hatena.ne.jp/derwind/","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","blog_url":"https://randommemory.hatenablog.com/","published":"2019-10-22 16:40:44","type":"rich","title":"\u30a4\u30f3\u30c1\u30ad\u9023\u9396\u5f8b","author_name":"derwind","image_url":null,"description":"$f(x,y,z)$ \u3092\u5168\u5fae\u5206\u53ef\u80fd\u306a\u51fd\u6570\u3068\u3057\u3001 $x$ \u3068 $y$ \u3060\u3051 $t$ \u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3068\u3059\u308b\u3002\u3064\u307e\u308a\u3001 $x = x(s,t,u,\\cdots)$, $y = y(s,t,u,\\cdots)$, $z = z(s,u,v,\\cdots)$ \u306e\u3088\u3046\u306a\u72b6\u6cc1\u3092\u8003\u3048\u308b\u3002 $\\Delta x = x(t+\\Delta t) - x(t)$ \u3068\u66f8\u304f\u3053\u3068\u306b\u3059\u308b\u3068 \\begin{align} \\frac{\\del}{\\del t} f(x,y,z) &= \\lim_{\\Delta t \\to 0} \\frac{f(x(t+\\Delta t),y(t+\\Delta t),z) - f(x(t),y(t\u2026","version":"1.0","width":"100%","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2019%2F10%2F22%2F164044\" title=\"\u30a4\u30f3\u30c1\u30ad\u9023\u9396\u5f8b - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","url":"https://randommemory.hatenablog.com/entry/2019/10/22/164044","height":"190","categories":["math-other"]}