On 13 Apr 2004 at 18:58, michele lux wrote: > Hallo all > somebody knows if exist a command who makes the > opposite of what "diff" command do? > I'he to write code? > thanks Michele >
As other responses has shown, your Q could have been clearer! ?diffinv note that this is not really an inverse, as the following shows: > diffinv(diff(1:10)) [1] 0 1 2 3 4 5 6 7 8 9 If you know the first element of your original series, you can do: > diffinv(diff(3:13), xi=3) [1] 3 4 5 6 7 8 9 10 11 12 13 Kjetil Halvorsen > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
