[S] Short summary: Loop avoiding

[Statistik Mail <statsoft@stat.math.ethz.ch>]

Thanks to Peter Perkins and Dave Krantz I got an easy answer to my question
on how to efficiently evaluate 
> max(diag(A%*%B))

The answer is 
> max(rep(1, nrow(B)) %*% (t(A)*B))

Thanks again for the fast postings!

Marcel Wolbers
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