{"coeffs": [-2.4087437866564604e-07, 5.019731036813485e-05, 0.4276399226352015, 0.11730756740965394], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.205314398130202e-07, 5.412200556193461e-06, 0.02780998356180384, 0.016871599804317298], "covariance": [[8.473781316842319e-13, -2.925145782179273e-12, -1.121471857812668e-08, -1.187620555608142e-08], [-2.925145782179271e-12, 2.9291914860460806e-11, 1.459006645946907e-07, 8.277366615327187e-08], [-1.1214718578126687e-08, 1.459006645946907e-07, 0.0007733951857077998, 0.000395504349975052], [-1.1876205556081425e-08, 8.277366615327187e-08, 0.0003955043499750519, 0.0002846508799570395]]}