{"coeffs": [-3.5390737859118545e-06, 0.0001080687478256337, 0.3825204823456518, 0.12712697791888236], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7068215981734036e-06, 6.450568168314772e-06, 0.015843250647129225, 0.011920149489585056], "covariance": [[2.9132399679912116e-12, -6.945066905354687e-12, -1.0687318385059095e-08, -1.652132869673518e-08], [-6.945066905354695e-12, 4.16098296940758e-11, 9.620822126999939e-08, 6.956703045525615e-08], [-1.0687318385059122e-08, 9.620822126999945e-08, 0.0002510085910677606, 0.00014742551058280785], [-1.6521328696735194e-08, 6.956703045525613e-08, 0.00014742551058280771, 0.0001420899638540549]]}