{"coeffs": [-8.242445126001107e-07, 0.3402022444908609, 1.932115539090181, 0.1528087118951684], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.356590355059624e-06, 548.832077828768, 248.00348053682782, 0.03287603898506521], "covariance": [[1.840337391440797e-12, -0.0005516975506822052, -0.00024935055454141075, -3.808389541699905e-08], [-0.0005516975507243408, 301216.6496538428, 136112.25922930267, 17.388586782702827], [-0.0002493505545609859, 136112.259229298, 61505.726358380736, 7.858128469151076], [-3.8083895418523865e-08, 17.388586782163642, 7.85812846890689, 0.0010808339393475275]]}