{"coeffs": [-3.4334390021864733e-06, 6.534916311481858e-05, 0.4469046488799822, 0.18889610843706708], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.753336699368294e-07, 2.1076264539659933e-06, 0.010129480739471168, 0.007735823189623879], "covariance": [[3.310088317629806e-13, -9.988566826227655e-13, -4.006377609346904e-09, -4.158580672276274e-09], [-9.988566826227668e-13, 4.442089269457267e-12, 2.080419528408283e-08, 1.5570552805233735e-08], [-4.006377609346911e-09, 2.080419528408284e-08, 0.00010260638005131738, 6.913396945194994e-05], [-4.158580672276277e-09, 1.5570552805233728e-08, 6.913396945194987e-05, 5.9842960421122576e-05]]}