Hi x <- matrix(rnorm(1e6), 1000,1000) y <- matrix(rnorm(1e6), 1000,1000)
identical(x,y) [1] FALSE The response is almost instant. In case you are not satisfied with the unspecific answer be more specific with your question. Regards Petr r-help-boun...@r-project.org napsal dne 27.04.2011 13:04:37: > Dear all, > I am trying to speed up some code and I would like to check fast that it works > by comparing two different matrices. > > What is the fastest way to do that in R? > > Best Regards > Alex > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.