Thanks for your attention. I searched this function but I can not find " special example about box constraint".
Can you give an example for my code? Regards, Ser -- View this message in context: http://r.789695.n4.nabble.com/Optim-package-restriction-tp4418379p4418858.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.