Use the Levenberg-Marquardt as default as it is reported to less likely fail to reach convergence than the others.
It is also used by fityk as default.
Is its not supported by nls() it requires to change to the fitting functions of the packages nlsLM or nlfitr.
Use the Levenberg-Marquardt as default as it is reported to less likely fail to reach convergence than the others. It is also used by fityk as default. Is its not supported by
nls()
it requires to change to the fitting functions of the packagesnlsLM
ornlfitr
.