{"coeffs": [-4.914144589658408e-06, 0.00010089632923993038, 0.3237421090576008, 0.1560422153228821], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.217280078105109e-06, 2.6445856312313977e-06, 0.007197360647259869, 0.007567939091150114], "covariance": [[1.4817707885515803e-12, -2.35877078272009e-12, -2.906750719643891e-09, -8.219854214906997e-09], [-2.3587707827200885e-12, 6.993833160915571e-12, 1.6494752927264964e-08, 1.846291506866222e-08], [-2.9067507196438855e-09, 1.649475292726496e-08, 5.180200028672499e-05, 3.612375950916769e-05], [-8.219854214906994e-09, 1.846291506866223e-08, 3.612375950916772e-05, 5.727370208735801e-05]]}