{"coeffs": [-6.687659599081638e-07, 5.69034410192615e-05, 0.4644046469775155, 0.13286829503548278], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.021780985258201e-08, 6.680294440724084e-07, 0.003210635736094058, 0.0016203202938633644], "covariance": [[6.434897017545004e-15, -3.498228408629759e-14, -1.46775638161201e-10, -1.0549228023131743e-10], [-3.49822840862976e-14, 4.4626333814769097e-13, 2.1179741551428366e-09, 1.0034120968177198e-09], [-1.467756381612012e-10, 2.117974155142837e-09, 1.0308181829884234e-05, 4.67778904989468e-06], [-1.0549228023131747e-10, 1.0034120968177196e-09, 4.6777890498946784e-06, 2.6254378547054596e-06]]}