{"coeffs": [-1.2961610907600125e-06, 0.00019565298672009, 0.7950348203231027, 0.16148467233973465], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6885970235950335e-07, 3.7739646945555265e-05, 0.04756760940361935, 0.0069218978140260425], "covariance": [[7.228553955284073e-14, -7.74947815734072e-12, -9.998180095938928e-09, -1.6324530777746434e-09], [-7.749478157340774e-12, 1.4242809515751587e-09, 1.7929238483457734e-06, 2.510625197828305e-07], [-9.998180095938994e-09, 1.7929238483457721e-06, 0.0022626774643752963, 0.00032025814139533334], [-1.6324530777746533e-09, 2.510625197828297e-07, 0.00032025814139533253, 4.79126693478185e-05]]}