{"coeffs": [-9.424458985454373e-07, 0.3141673801788922, 1.828894351490303, 0.14603149162104875], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.732633252711379e-07, 63.139583408865064, 29.500968776423274, 0.005251571100332866], "covariance": [[7.467284493823971e-14, -1.2452686151044713e-05, -5.819982470128402e-06, -1.2027839201926058e-09], [-1.2452686151499874e-05, 3986.6069930450285, 1862.6787285278394, 0.3191122135927245], [-5.819982470337058e-06, 1862.6787285277996, 870.307158747501, 0.1491169873231693], [-1.202783920210994e-09, 0.31911221358791375, 0.1491169873209308, 2.7578999021851355e-05]]}