{"coeffs": [-3.651716916040399e-06, 0.00035581046035373427, 0.8354667897687051, 0.22728002244244627], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0052785555460338e-06, 9.708846858528439e-05, 0.09501378617341151, 0.015086347282915991], "covariance": [[1.01058497424072e-12, -8.377305739743337e-11, -8.332324498211633e-08, -1.4273802589595771e-08], [-8.37730573974363e-11, 9.426170732235754e-09, 9.216857704944492e-06, 1.423948131879567e-06], [-8.332324498211912e-08, 9.216857704944474e-06, 0.009027619563006765, 0.001405239167932276], [-1.4273802589596037e-08, 1.4239481318795461e-06, 0.0014052391679322586, 0.00022759787434074668]]}