An embedded and charset-unspecified text was scrubbed... Name: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20111104/97476086/attachment.pl>
Matrix element-by-element multiplication
2 messages · Steven Yen, R. Michael Weylandt
Did you even try?
a <- 1:3
x <- matrix(c(1,2,3,2,4,6,3,6,9),3)
a*x
[,1] [,2] [,3]
[1,] 1 2 3
[2,] 4 8 12
[3,] 9 18 27
Michael
On Fri, Nov 4, 2011 at 7:26 PM, Steven Yen <syen at utk.edu> wrote:
is there a way to do element-by-element multiplication as in Gauss and MATLAB, as shown below? Thanks. --- a ? ? ? ?1.0000000 ? ? ? ?2.0000000 ? ? ? ?3.0000000 x ? ? ? ?1.0000000 ? ? ? ?2.0000000 ? ? ? ?3.0000000 ? ? ? ?2.0000000 ? ? ? ?4.0000000 ? ? ? ?6.0000000 ? ? ? ?3.0000000 ? ? ? ?6.0000000 ? ? ? ?9.0000000 a.*x ? ? ? ?1.0000000 ? ? ? ?2.0000000 ? ? ? ?3.0000000 ? ? ? ?4.0000000 ? ? ? ?8.0000000 ? ? ? ?12.000000 ? ? ? ?9.0000000 ? ? ? ?18.000000 ? ? ? ?27.000000 -- Steven T. Yen, Professor of Agricultural Economics The University of Tennessee http://web.utk.edu/~syen/ ? ? ? ?[[alternative HTML version deleted]]
______________________________________________ R-help at 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.