{"coeffs": [8.394075485905677e-07, 1.3766110825300557, 1.8125876543045267, 0.12148570892252565], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.315033549005775e-07, 4483.289645722683, 397.3336132855225, 0.014636282071498374], "covariance": [[5.350971582308002e-13, -0.0020968886072368145, -0.0001858534121354015, -8.19315856162672e-09], [-0.0020968886081447827, 20099886.047444228, 1781361.6646715219, 62.86890013053179], [-0.00018585341220987201, 1781361.664671433, 157874.00024652918, 5.571958649161113], [-8.193158563324656e-09, 62.86890012148856, 5.571958648363223, 0.00021422075287646472]]}