Dear Zixuan, On 2020-07-26 07:36 -0700, Jeff Newmiller wrote: > On July 26, 2020 7:33:32 AM PDT, Zixuan Qi <zixuan...@duke.edu> wrote: > > Hi, > > > > I encounter a problem in R. My program is as follows. > > lower <- c(-Inf, -Inf, -Inf, -Inf, 0, 0, 0, -1, -1, -1) > > upper <- c(Inf, Inf, Inf, Inf, Inf, Inf, Inf, 1, 1, 1) > > out <- optim(parm, logLik, method='L-BFGS-B', lower=lower, upper=upper, > > hessian=hessian)
Can you include parm?
> > As you can see, I have restricted
> > parameter[5], parameter[6] and
> > parameter[7] to be greater than 0,
> > but the program error is shown in
> > the attached picture ('产生' means
> > 'produce'). The reason for this
> > error seems to be the limit in the
> > function does not work. I don't know
> > why.
> >
> > Can you help me? Thanks very much!.
>
> This is not reproducible.
>
> [1]
> http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example
> [2] http://adv-r.had.co.nz/Reproducibility.html
> [3] https://cran.r-project.org/web/packages/reprex/index.html (read the
> vignette)
Best,
Rasmus
signature.asc
Description: PGP signature
______________________________________________ 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.
