{"coeffs": [-2.5789443375950417e-06, 7.840803923456927e-05, 0.5338776978002157, 0.1846863852464443], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.506866457900238e-07, 7.805902669331106e-06, 0.033533605208448385, 0.01344043575260981], "covariance": [[4.233931110094719e-13, -4.044435572669092e-12, -1.684648420547465e-08, -7.963250897202244e-09], [-4.044435572669084e-12, 6.093211648307049e-11, 2.610881461642248e-07, 1.0033932540248194e-07], [-1.6846484205474638e-08, 2.610881461642248e-07, 0.0011245026782760765, 0.00042864919042279404], [-7.963250897202234e-09, 1.0033932540248204e-07, 0.0004286491904227943, 0.00018064531322003203]]}