Charles

@GhostDeini Yes it is, thanks for asking! The easiest way is to provide an initial guess of concentration numbers in the fit method -- setting the first entry to 1.0...

You have a few options. You can increase the tol_increase in the instantiation of McrAr: `mcrar = McrAr(tol_increase=10.) # 1000% increase in err metric allowed` You can absolutely input an...