{"coeffs": [-2.059431093110317e-06, 3.198810044978542e-05, 0.6163481060357274, 0.25264284840115897], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.953360063253302e-07, 4.735413418066876e-06, 0.06209137192358943, 0.026407670370136607], "covariance": [[2.4535775916232754e-13, -2.101222558453642e-12, -2.7086547557172427e-08, -1.2615799680198283e-08], [-2.101222558453642e-12, 2.242414024000782e-11, 2.937004668854348e-07, 1.2198816511009473e-07], [-2.7086547557172447e-08, 2.9370046688543487e-07, 0.0038553384673535103, 0.0015907396146222104], [-1.2615799680198285e-08, 1.2198816511009473e-07, 0.0015907396146222104, 0.0006973650543777909]]}