{"coeffs": [-2.4670257872444993e-06, 0.003251768138940172, 2.9934046660010813, 0.43422007726102035], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [9.031735718996281e-07, 0.18530692548482292, 25.5287733815099, 0.11580360318522655], "covariance": [[8.157225009779327e-13, -1.6115722603123192e-07, -2.2219642450301615e-05, -1.0343600695075454e-07], [-1.6115722602549145e-07, 0.034338656632637715, 4.7306373994156, 0.021276376350423617], [-2.2219642449519746e-05, 4.730637399417438, 651.7182703644885, 2.932272318099224], [-1.0343600694890978e-07, 0.021276376350787825, 2.9322723181482595, 0.013410474510681412]]}