{"author_name":"sironekoblog","url":"https://sironekoblog.hatenablog.com/entry/2021/01/26/101549","provider_name":"Hatena Blog","blog_title":"\u3057\u308d\u306d\u3053\u3089\u307c\uff08\u65e7\uff09","title":"\u6d6e\u4f53\u306b\u50cd\u304f\u5fa9\u5143\u529b","image_url":null,"version":"1.0","description":"\u6d6e\u4f53\u306b\u50cd\u304f\u6d6e\u529b\u30d9\u30af\u30c8\u30eb\u3068\u305d\u306e\u5927\u304d\u3055\u306f \\begin{align} B = mg \\hspace{5mm} W = - \\rho g V \\end{align} \u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u6d6e\u4f53\u5ea7\u6a19\u7cfb\u304b\u3089\u898b\u308c\u3070 \\begin{align} \\boldsymbol{f}_{g}^{n} = {}^{t} \\begin{pmatrix} 0 & 0 & B \\end{pmatrix} \\hspace{5mm} \\boldsymbol{f}_{b}^{n} = - {}^{t} \\begin{pmatrix} 0 & 0 & W \\end{pmatrix} \\end{align} \u91cd\u5fc3\u3068\u6d6e\u5fc3\u306e\u5ea7\u6a19\u3092 \\beg\u2026","blog_url":"https://sironekoblog.hatenablog.com/","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/sironekoblog/","type":"rich","height":"190","width":"100%","published":"2021-01-26 10:15:49","categories":["\u6570\u5b66","\u7269\u7406"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsironekoblog.hatenablog.com%2Fentry%2F2021%2F01%2F26%2F101549\" title=\"\u6d6e\u4f53\u306b\u50cd\u304f\u5fa9\u5143\u529b - \u3057\u308d\u306d\u3053\u3089\u307c\uff08\u65e7\uff09\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}