{"coeffs": [-4.17165813148923e-06, 6.904526863447361e-05, 0.4482969278107646, 0.19814814256220056], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.65644375610866e-07, 2.3851000779080515e-06, 0.01106394398751894, 0.008568322738220157], "covariance": [[4.4308243478237964e-13, -1.3306829529200532e-12, -5.2139100191365594e-09, -5.3702264812342966e-09], [-1.3306829529200518e-12, 5.688702381636993e-12, 2.5745800803397714e-08, 1.9590246810295104e-08], [-5.213910019136553e-09, 2.5745800803397704e-08, 0.0001224108565589565, 8.421882314176566e-05], [-5.370226481234291e-09, 1.9590246810295114e-08, 8.421882314176575e-05, 7.341615454630056e-05]]}