> On May 27, 2018, at 10:31 PM, francesc badia roca <fbr...@gmail.com> wrote: > > I have an issue using mle in versions of 32 bits. > > I am writing a package which I want to submit to the CRAN. > When doing the check, there is an example that has an error running in the > 32 bits version. > > The problem comes from the mle function, using it with a lower constrain. > In 64 bits version it works fine but when I put it in the R 32 bits it > fails. (same numbers, all equal!) > > The call is: > *mle(minuslogl = p.est,start = beta,method = > "L-BFGS-B",lower=llim*reduction)* > lower = -0.01570427 > > The optimizer (optim function in 32 bits) display: > -0.015704 -loglik 48.690236 > -0.015704 -loglik 48.690236 > -0.017704 -loglik 1.#QNAN0 > > And it is not respecting the lower constrain. > > Could anyone explain me why this?
FAQ 7.31 is a likely suspect. You might need a `safe' lower bound. Perhaps, adding a small positive constant to it will fix it. HTH, Chuck ______________________________________________ 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.
