{"coeffs": [-7.199381109528253e-07, 4.9831572435627435e-05, 0.43209757356200607, 0.11798606328650807], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8643235614579113e-07, 1.1465408222696153e-06, 0.0058861070449598325, 0.003492543855678365], "covariance": [[3.47570234180711e-14, -1.2616639252133184e-13, -4.936300839602257e-10, -4.988726718692816e-10], [-1.2616639252133194e-13, 1.3145558571306853e-12, 6.559816317680496e-09, 3.6374104211555696e-09], [-4.936300839602266e-10, 6.559816317680497e-09, 3.464625614472577e-05, 1.7475662410643926e-05], [-4.988726718692821e-10, 3.6374104211555684e-09, 1.7475662410643916e-05, 1.2197862583836698e-05]]}