{"coeffs": [-4.20149331087343e-07, 4.0476429636594696e-05, 0.37611854025055064, 0.15729182125044933], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9042899157050717e-07, 6.483015781170378e-07, 0.004792297138508286, 0.00383407158752518], "covariance": [[3.6263200830560294e-14, -9.077815461546153e-14, -4.758269389539973e-10, -6.468260806822044e-10], [-9.077815461546146e-14, 4.2029493618904176e-13, 2.9552092299971163e-09, 2.313590371634906e-09], [-4.758269389539967e-10, 2.955209229997115e-09, 2.2966111863754706e-05, 1.495811991110492e-05], [-6.468260806822042e-10, 2.3135903716349066e-09, 1.4958119911104929e-05, 1.4700104938267853e-05]]}