If A, B and C are matrices then: L <- list(A, B, C) Reduce("+", L)
On Thu, Aug 13, 2009 at 5:35 AM, Lina Rusyte<liner...@yahoo.co.uk> wrote: > Hello, > > What function can I use for matrices addition? I couldn’t find any > information about it in the manual or in the internet. > (A+B suits, when the number of matrixes is small, function sum() doesn’t suit > for matrices addition, because it sums all variables in the matrices and > produces as an answer single number, not a matrix). > > Best regards, > Lina > > > > > [[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. > > ______________________________________________ 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.