A Replacement and Extension of the 'optim' Function


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Documentation for package ‘optimz’ version 2016.01.07

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bmchk Check bounds and masks for parameter constraints used in nonlinear optimization
coef.opm Summarize opm object
coef<- Summarize opm object
coef<-.opm Summarize opm object
ctrldefault set control defaults
fnchk Run tests, where possible, on user objective function
grback Backward difference numerical gradient approximation.
grcentral Central difference numerical gradient approximation.
grchk Run tests, where possible, on user objective function and (optionally) gradient and hessian
grfwd Forward difference numerical gradient approximation.
grnd A reorganization of the call to numDeriv grad() function.
hesschk Run tests, where possible, on user objective function and (optionally) gradient and hessian
kktchk Check Kuhn Karush Tucker conditions for a supposed function minimum
opm General-purpose optimization
optchk General-purpose optimization
optimr General-purpose optimization
scalecheck Check the scale of the initial parameters and bounds input to an optimization code used in nonlinear optimization