{"type":"rich","url":"https://www.mynote-jp.com/entry/spherical-wave","categories":["\u7269\u7406\u5b66","\u7269\u7406\u5b66-\u6d41\u4f53\u529b\u5b66"],"description":"POINT \u6ce2\u52d5\u65b9\u7a0b\u5f0f\u306e\u7403\u9762\u6ce2\u89e3\u306f\uff0c1\u6b21\u5143\u6ce2\u52d5\u65b9\u7a0b\u5f0f\u306b\u5e30\u7740\u3057\u3066\u6c42\u3081\u3089\u308c\u308b\uff0e \u3010\u95a2\u9023\u8a18\u4e8b\u3011 \u30d8\u30eb\u30e0\u30db\u30eb\u30c4\u65b9\u7a0b\u5f0f - Notes_JP e^{ikr}/r\u306b\u95a2\u3059\u308b\u8a08\u7b97 - Notes_JP \u7403\u9762\u6ce2 \u53c2\u8003\u6587\u732e \u7403\u9762\u6ce2\u7403\u9762\u6ce23\u6b21\u5143\u6ce2\u52d5\u95a2\u6570\\begin{aligned} \\biggl(\\frac{1}{c^2}\\frac{\\partial^2}{\\partial t^2}-\\Delta\\biggl) \\phi(\\boldsymbol{x},t)=0 \\end{aligned}\u306e\u89e3\u3067\uff0c\\begin{aligned} \\phi(\\boldsymbol{x},t)=u(r,t),\\quad(r=|\\bolds\u2026","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/IsThisAPen/","height":"190","width":"100%","blog_title":"Notes_JP","image_url":null,"published":"2020-05-26 21:15:59","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.mynote-jp.com%2Fentry%2Fspherical-wave\" title=\"\u7403\u9762\u6ce2 - 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>","version":"1.0","blog_url":"https://www.mynote-jp.com/","title":"\u7403\u9762\u6ce2","author_name":"IsThisAPen"}