{"coeffs": [-1.3840153784832434e-06, 4.3439816481919606e-05, 0.34733464742530257, 0.13118086784661737], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.561437481035984e-07, 9.737442348729348e-07, 0.006024671950835083, 0.00537974877745133], "covariance": [[1.2683836931327934e-13, -2.247557387573986e-13, -6.588004236416166e-10, -1.5975815891678286e-09], [-2.2475573875739857e-13, 9.481778349482773e-13, 5.2584848949033e-09, 4.717438882121011e-09], [-6.588004236416162e-10, 5.258484894903299e-09, 3.6296672115179e-05, 2.2558541559215404e-05], [-1.5975815891678286e-09, 4.717438882121011e-09, 2.2558541559215404e-05, 2.8941696908489084e-05]]}