hi. I have a list like
x <- list(1:10,11:20,21:30)
It's a sort of a 3 x 10 matrix in list form.
I would like to reduce the dimension of this list.
it would be something like
list(1:3, 11:13, 21,23)
I tried
x[,1:3]
does not work of course. Neither
lapply(x, [1:3])
works...
Any suggestions?
ishida
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