{"version":"1.0","blog_title":"ryamada\u306e\u907a\u4f1d\u5b66\u30fb\u907a\u4f1d\u7d71\u8a08\u5b66\u30e1\u30e2","author_url":"https://blog.hatena.ne.jp/ryamada22/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fryamada22.hatenablog.jp%2Fentry%2F20130511%2F1368166361\" title=\"\u30e1\u30e2 - ryamada\u306e\u907a\u4f1d\u5b66\u30fb\u907a\u4f1d\u7d71\u8a08\u5b66\u30e1\u30e2\" 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://ryamada22.hatenablog.jp/entry/20130511/1368166361","title":"\u30e1\u30e2","provider_url":"https://hatena.blog","categories":["\u60c5\u5831\u5e7e\u4f55","\u7fa4","\u30ea\u30fc\u7fa4","\u5e7e\u4f55","R"],"provider_name":"Hatena Blog","blog_url":"https://ryamada22.hatenablog.jp/","height":"190","image_url":null,"description":"\u4e00\u6628\u65e5,\u6628\u65e5\u304b\u3089\u306e\u7d9a\u304d \u8cc7\u6599(Notes on Di erential Geometry and Lie Groups) 1 Introduction to Manifolds and Lie Groups 1.1 \u6307\u6570\u30de\u30c3\u30d7 \u6307\u6570\u884c\u5217 \u305f\u3068\u3048\u3070skew symmetric matrix\u306e\u6307\u6570\u884c\u5217\u306f\u56de\u8ee2\u884c\u5217 exp.m <- function(A,n){ # \u56fa\u6709\u5024\u5206\u89e3 eigen.out<-eigen(A) # P=V,P^{-1}=U V<-eigen.out[[2]] U<-solve(V) B<-diag(exp(eigen.out[[1]]*n)) X <- V%*%B%*%U re\u2026","published":"2013-05-11 15:12:41","author_name":"ryamada22","type":"rich","width":"100%"}