Package “lmfit manual” has 3 man pages.

lmcurve(3)

lmcurve() and lmcurve_tyd() wrap the more generic minimization function lmmin(), for use in curve fitting. lmcurve() determines a vector par that minimizes the...

lmcurve() and lmcurve_tyd() wrap the more generic minimization function lmmin(), for use in curve fitting. lmcurve() determines a vector par that minimizes the...

lmmin(3)

lmmin() determines a vector par that minimizes the sum of squared elements of a vector fvec that is computed by a user-supplied function evaluate(). On success...

lmmin() determines a vector par that minimizes the sum of squared elements of a vector fvec that is computed by a user-supplied function evaluate(). On success...

lmfit(7)

lmfit is a C library for Levenberg-Marquardt least-squares minimization and curve fitting. It is mature code, based on decades-old algorithms from the FORTRAN...

lmfit is a C library for Levenberg-Marquardt least-squares minimization and curve fitting. It is mature code, based on decades-old algorithms from the FORTRAN...