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14492
2008 Jun 24
1
Equivalent of Mathematica's Apply
Hello,
Is there some equivalent function in R of Mathematica's "Apply"
i.e.
Apply[ f, g[a,b]] ==> f[a,b]
In concret, I have a matrix of indexes:
> ind = cbind(1:5, 1:5+5)
> ind
[,1] [,2]
[1,] 1 6
[2,] 2 7
[3,] 3 8
[4,] 4 9
[5,] 5 10
and I'd like to extract sequences 1:6, 2:7, 3:8, ..., 5:10 from a vector x.
What would be the