{"coeffs": [-2.675056209047155e-08, 6.660522154393027e-05, 0.8096447224013179, 0.08610998039450773], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.728689133116255e-08, 0.00019272552029029084, 0.29554912338166794, 0.01148470591991663], "covariance": [[1.390312265141925e-15, -3.356822814429391e-12, -5.293700273935109e-09, -2.5327844813587254e-10], [-3.3568228144293106e-12, 3.714312617116331e-08, 5.692901240987545e-05, 2.107626642566636e-06], [-5.293700273935047e-09, 5.692901240987545e-05, 0.08734928433167238, 0.003263924271564071], [-2.5327844813587053e-10, 2.1076266425666365e-06, 0.003263924271564071, 0.00013189847006696807]]}