[R] Odp: how to calculate the product of every two elements in two vectors

[Petr PIKAL]

Hi

r-help-bounces at r-project.org napsal dne 23.07.2010 17:11:43:

> 
> Thanks in advance!
> 
> A=c(1, 2,3)
> B=c (9, 10, 11, 12)
> 
> I want to get C=c(1*9, 1*10, 1*11, 1*12, ....., 3*9, 3*10, 3*11, 3*12)?
> C is still a vector with 12 elements
> Is there a way to do that?

Maybe

as.vector(t(outer(A,B)))

Regards
Petr


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