Section 6.8 of the writing R extensions manual mentions this: 6.8 Optimization The C code underlying optim can be accessed directly. The user needs to supply a function to compute the function to be minimized, of the type typedef double optimfn(int n, double *par, void *ex);
And also vmmin() and quite a few others optimization routines whose interfaces are in: R_ext/Applic.h Hope this is what you're looking for, Ingmar On 8 Mar 2007, at 03:35, Mervyn G Marasinghe wrote: > Hello: > > I am sure this question was dealt with several years ago. Is the > function > vmmin() available from Rmath Standalone? If not is it possible > to call > optim() or nlm() from Rmath in C. Thank you. > > Mervyn > > ______________________________________________ > [email protected] mailing list > 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. [[alternative HTML version deleted]]
______________________________________________ [email protected] mailing list 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.
