{"coeffs": [-1.7033798500620126e-06, 9.739729554073594e-06, 0.4361334370966811, 0.35079379131622646], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.505862713814208e-07, 1.5957641637987556e-06, 0.06904773097241455, 0.06305235717354038], "covariance": [[3.031452422336955e-13, -8.24295098865345e-13, -3.286507108705243e-08, -3.410064270698642e-08], [-8.242950988653453e-13, 2.5464632664643417e-12, 1.0849828517115214e-07, 9.902475389793541e-08], [-3.2865071087052444e-08, 1.0849828517115214e-07, 0.004767589152438936, 0.00409594499278495], [-3.4100642706986426e-08, 9.902475389793538e-08, 0.00409594499278495, 0.003975599745139709]]}