On 5/18/05, BJ <[EMAIL PROTECTED]> wrote:
> Is there a way to apply a function with several arguements over an
> array? For instance if you had a function d<-function(a,b,c) {a+b+c} and
> a 4,3 array, could you apply the function over each line of the array?
> tapply seems to only allow one argument, and I just can't think of a way
> to explicitly tell R that I am passing it 3 distinct objects instead of
> 1 complex one. Thank you as always for your help. ~Erithid
If x is the 4x3 array:
mapply(d, x[,1], x[,2], x[,3])
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