{"coeffs": [-3.1662771898350316e-06, 5.708489352697664e-05, 0.4814593378945447, 0.20112218336033774], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.06521813737022e-07, 2.343434777933912e-06, 0.01385275341915376, 0.009079800909007988], "covariance": [[2.5656434779144236e-13, -9.996590284651053e-13, -5.304970562213943e-09, -4.332418525662185e-09], [-9.99659028465108e-13, 5.491686558430164e-12, 3.2056329619010674e-08, 2.044747998241448e-08], [-5.304970562213969e-09, 3.20563296190107e-08, 0.00019189877729187618, 0.00011553497203039733], [-4.3324185256621905e-09, 2.044747998241445e-08, 0.00011553497203039705, 8.244278454722227e-05]]}