[R] Element-by-element multiplication operator?

davidr@rhotrading.com davidr at rhotrading.com
Wed Nov 9 21:24:16 CET 2005


A*B

David L. Reiner
 

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch [mailto:r-help-
> bounces at stat.math.ethz.ch] On Behalf Of Gates, Michael BGI SF
> Sent: Wednesday, November 09, 2005 1:26 PM
> To: r-help at stat.math.ethz.ch
> Subject: [R] Element-by-element multiplication operator?
> 
> Is there an element-by-element multiplication in R, like the .*
operator
> in Matlab?
> 
> eg: A (2x3)
>      B (2x3)
> C=A.*B
> C (2x3)
> C = [[a11*b11  a12*b12  a13*b13]; [a21*b21  a22*b22  a23*b23]]
> 
> I can't find one...
> 
> Thanks
> 
> -Mike Gates
> 
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