Thanks this is very helpful. Shruthi
On Tue, Feb 3, 2009 at 1:36 AM, Gabor Grothendieck <ggrothendi...@gmail.com>wrote: > Sorry, there was an error. Try this: > > x <- matrix(1:4, 2) > y <- 10 * x > matrix(t(cbind(x, y)), nc = 2, byrow = TRUE) > > > On Mon, Feb 2, 2009 at 12:32 PM, Gabor Grothendieck > <ggrothendi...@gmail.com> wrote: > > Try this: > > > > matrix(rbind(x, y), nc = 2, byrow = TRUE) > > > > > > On Mon, Feb 2, 2009 at 10:52 AM, Shruthi Jayaram > > <shruthi.jayaram...@gmail.com> wrote: > >> > >> Hi, > >> > >> I have a very basic question on merging two matrices by alternating the > >> rows. For illustration, assume two matrices - > >> > >> A looks like: > >> > >> 10 10 > >> 10 10 > >> > >> B looks like: > >> > >> 20 20 > >> 20 20 > >> > >> How do I combine them such that I get alternating rows from A and B? My > >> final result should be C which looks like: > >> > >> 10 10 > >> 20 20 > >> 10 10 > >> 20 20 > >> > >> Thanks very much, and I am sorry for such a newbie question. > >> > >> Shruthi > >> -- > >> View this message in context: > http://www.nabble.com/Matrix-tp21792064p21792064.html > >> Sent from the R help mailing list archive at Nabble.com. > >> > >> ______________________________________________ > >> 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. > >> > > > [[alternative HTML version deleted]] ______________________________________________ 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.
