{"coeffs": [-9.070880359774558e-07, 0.0003261304908522805, 0.7625039274516191, 0.12656682332510705], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.702179681244847e-07, 3.519465941628727e-05, 0.020655494438039657, 0.002737254905623419], "covariance": [[2.8974156672428095e-14, -3.9316172232993895e-12, -2.376639375549907e-09, -3.668443200781157e-10], [-3.931617223299303e-12, 1.2386640514284582e-09, 7.258474344901268e-07, 9.180594006328362e-08], [-2.37663937554987e-09, 7.258474344901275e-07, 0.00042664945047988725, 5.4675413561576004e-05], [-3.668443200781129e-10, 9.180594006328414e-08, 5.467541356157626e-05, 7.492564418359471e-06]]}