{"version":"1.0","url":"https://www.mynote-jp.com/entry/impressive-method","published":"2015-09-01 00:00:00","author_name":"IsThisAPen","title":"\u3061\u3087\u3063\u3068\u611f\u52d5\u3057\u305f\u8a08\u7b97","author_url":"https://blog.hatena.ne.jp/IsThisAPen/","categories":["\u7269\u7406\u5b66","\u7269\u7406\u5b66-\u7269\u7406\u6570\u5b66"],"blog_url":"https://www.mynote-jp.com/","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.mynote-jp.com%2Fentry%2Fimpressive-method\" title=\"\u3061\u3087\u3063\u3068\u611f\u52d5\u3057\u305f\u8a08\u7b97 - Notes_JP\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"POINT \u500b\u4eba\u7684\u306b\u3059\u3054\u3044\uff01\u3068\u601d\u3063\u305f\u8a08\u7b97\u306e\u5099\u5fd8\u9332\u3067\u3059\uff0e \u899a\u3048\u3066\u304a\u304f\u3068\u5fdc\u7528\u304c\u304d\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff0e \u30e9\u30d7\u30e9\u30b7\u30a2\u30f3\u306e\u8a08\u7b97 \u30e9\u30d7\u30e9\u30b7\u30a2\u30f3\u306e\u8a08\u7b97\u30e9\u30d7\u30e9\u30b7\u30a2\u30f3\u306e\u8a08\u7b97\\begin{aligned} \\boldsymbol{\\nabla}^2 f(r) &=\\biggl( \\frac{\\mathrm{d}^2}{\\mathrm{d} r^2} +\\frac{2}{r}\\frac{\\mathrm{d}}{\\mathrm{d} r} \\biggr) f(r)\\\\ &=\\frac{1}{r} \\frac{\\mathrm{d}^2}{\\mathrm{d} r^2} \\bigl[ r\\cdot f(r) \\bigr] \u2026","blog_title":"Notes_JP","type":"rich","height":"190","width":"100%","image_url":"https://cdn.blog.st-hatena.com/images/theme/og-image-1500.png"}