{"coeffs": [-2.6576813325745653e-06, 3.9384554514408994e-05, 0.37886507995094815, 0.2057040383074008], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.374902905084125e-07, 1.028146761472005e-06, 0.008405858788876825, 0.007290962279231824], "covariance": [[1.1389969618745267e-13, -2.8923218305138916e-13, -1.877530432644913e-09, -2.3141888748999425e-09], [-2.892321830513896e-13, 1.0570857631253716e-12, 8.314336567136972e-09, 7.1690447232429296e-09], [-1.8775304326449186e-09, 8.31433656713698e-09, 7.065846197853777e-05, 5.26084502675331e-05], [-2.3141888748999445e-09, 7.169044723242925e-09, 5.260845026753301e-05, 5.315813095718132e-05]]}