{"coeffs": [-5.281955378931932e-06, 8.8616303824451e-05, 0.4828451304574211, 0.20149422403758493], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.254159332666588e-07, 4.322698636522078e-06, 0.016436454478112743, 0.010707895224168845], "covariance": [[8.563946495438011e-13, -3.3709711651486194e-12, -1.153075973465793e-08, -9.336557564959649e-09], [-3.3709711651486174e-12, 1.868572350218983e-11, 7.018410415540971e-08, 4.44885270873692e-08], [-1.153075973465793e-08, 7.018410415540971e-08, 0.0002701570358110724, 0.00016185116564668795], [-9.33655756495965e-09, 4.448852708736921e-08, 0.00016185116564668795, 0.00011465902013177795]]}