[R] truncation and approximation
Rui Barradas
ruipbarradas at sapo.pt
Wed Jul 17 21:31:38 CEST 2013
Hello,
As for truncation, you can write a one line function:
dec_trunc <- function(x, digits = 0) trunc(x * 10^digits)/10^digits
As for approximation, maybe you're looking for ?signif.
Hope this helps,
Rui Barradas
Em 17-07-2013 18:41, Francesco Miranda escreveu:
> What is the function to do the truncation to a certain decimal digit of a number. And the function approximation?
> Thanks.
> Francesco M
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>
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