Re: [R] optimx and follow.on=TRUE... does not follow

2017-05-17 Thread J C Nash
"follow-on" is one of the main reasons I stopped work on optimx and refactored to optimr/optimrx, where I separated this functionality into the polyopt() function. optimr has just a few solvers, while optimrx is used to add them as I get round to doing it, but it's on R-forge. Mainly a matter of

[R] optimx and follow.on=TRUE... does not follow

2017-05-17 Thread Marc Girondot via R-help
Hi, I would like to know if some of you have a solution for this problem: I use optimx (from package optimx) to fit the parameters of a model (complex model based on several imbricated exponential functions). I use the two methods : method = c("Nelder-Mead", "BFGS") with the options: control