Try this: aperm(outer(i %o% k, j, FUN = "-"), c(1, 3, 2))
On Fri, Jan 29, 2010 at 9:58 AM, Kohleth Chia <kohl...@gmail.com> wrote: > Hi, > > How can we vectorize multiple for loops? > > E.g. how do you vectorize this: > > for (i in 1:10){ > for(j in 1:25){ > for(k in 1:19){ > x[i,j,k]=i*k-j > } > } > } > > THanks > ------------ > KC > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.