{"coeffs": [-4.929066636213739e-08, 4.538695733161651e-05, 0.7218848574099053, 0.09503601386100564], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.1501441105229176e-08, 1.6425521103061258e-05, 0.04883975462805184, 0.004875693179009492], "covariance": [[9.923407917062222e-16, -2.5923442338298406e-13, -7.997571886833048e-10, -9.71519352312974e-11], [-2.592344233829762e-13, 2.6979774350711076e-10, 8.010314937087923e-07, 7.59391007797611e-08], [-7.997571886832871e-10, 8.010314937087937e-07, 0.0023853216321283108, 0.00022936810853542894], [-9.715193523129677e-11, 7.593910077976192e-08, 0.00022936810853543094, 2.377238397583968e-05]]}