{"coeffs": [-9.992183419888803e-07, 8.705415529453362e-05, 0.3951089110900995, 0.11127103655726647], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0440898637828146e-07, 1.2897725924978498e-06, 0.0037481433161661985, 0.0026700678974200605], "covariance": [[9.266483098785275e-14, -2.1890479975171697e-13, -3.75595306602497e-10, -6.091018506926223e-10], [-2.18904799751717e-13, 1.6635133403586245e-12, 4.543016683779691e-09, 3.0611173908776047e-09], [-3.7559530660249767e-10, 4.543016683779692e-09, 1.4048578318521347e-05, 7.734665208406585e-06], [-6.091018506926222e-10, 3.061117390877604e-09, 7.734665208406583e-06, 7.129262576833182e-06]]}