Hello Bert,thanks for the suggestion. I should have mentioned that, sadly I can NOT change the
function that does the optimization.
best, Immanuel ______________________________________________ R-help@r-project.org 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.