Packages by John C. Nash

Rcgmin — 2013-2.21

Conjugate Gradient Minimization of Nonlinear Functions

Rtnmin — 2016-7.7

Truncated Newton Function Minimization with Bounds Constraints

Rvmmin — 2018-4.17

Variable Metric Nonlinear Function Minimization

lbfgsb3 — 2015-2.13

Limited Memory BFGS Minimizer with Bounds on Parameters

nlmrt — 2016.3.2

Functions for Nonlinear Least Squares Solutions

nlsr — 2019.9.7

Functions for Nonlinear Least Squares Solutions

optextras — 2016-8.8

Tools to Support Optimization Possibly with Bounds and Masks

optimr — 2016-8.16

A Replacement and Extension of the 'optim' Function

optimx — 2018-7.10

Expanded Replacement and Extension of the 'optim' Function