{"coeffs": [-3.1109781106897097e-06, 8.594688544600492e-05, 0.5139413454546063, 0.18319060461057848], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.588372852789861e-07, 7.723712603118668e-06, 0.030122639939548525, 0.01308123644670834], "covariance": [[5.758340255295813e-13, -4.651963619832124e-12, -1.7376360624220535e-08, -9.033668094448199e-09], [-4.651963619832119e-12, 5.965573637557414e-11, 2.3184943349875628e-07, 9.648504160372993e-08], [-1.737636062422049e-08, 2.3184943349875628e-07, 0.000907373436927684, 0.000372453512750141], [-9.033668094448194e-09, 9.648504160373002e-08, 0.00037245351275014136, 0.00017111874697469062]]}