[R] Multiply each column of array by vector component
bcarvalh at jhsph.edu
Thu Nov 15 18:51:31 CET 2007
On Nov 15, 2007, at 12:50 PM, M.T.Charemza at warwick.ac.uk wrote:
> I've got an array, say with i,jth entry = A_ij, and a vector, say with
> entry= v_j. I would like to multiply each column of the array by the
> corresponding vector component, i,e. find the array with i,jth entry
> A_ij * v_j
> This seems so basic but I can't figure out how to do it without a loop.
> Any suggestions?
> R-help at r-project.org mailing list
> PLEASE do read the posting guide
> and provide commented, minimal, self-contained, reproducible code.
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