On Sat, Sep 22, 2018 at 9:06 PM Wensui Liu <liuwen...@gmail.com> wrote: > > or this one: > > (Vectorize(function(i) log(c1[i + 1] / c1[i])) (1:len))
Oh dear god no. > > On Sat, Sep 22, 2018 at 4:16 PM rsherry8 <rsher...@comcast.net> wrote: > > > > > > It is my impression that good R programmers make very little use of the > > for statement. Please consider the following > > R statement: > > for( i in 1:(len-1) ) s[i] = log(c1[i+1]/c1[i], base = exp(1) ) > > One problem I have found with this statement is that s must exist before > > the statement is run. Can it be written without using a for > > loop? Would that be better? > > > > Thanks, > > Bob > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > 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. > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
