{"coeffs": [1.6734192609379173e-07, 1.4429407918521637, 1.9596241548162108, 0.13682454037705288], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.973735334112987e-07, 4089.736496093333, 389.33146605871747, 0.01505608995246537], "covariance": [[6.358045517848194e-13, -0.00226094608041544, -0.00021525274542819395, -9.771159141787953e-09], [-0.0022609460800223874, 16725944.607477771, 1592263.096953885, 59.15517152176643], [-0.0002152527453934306, 1592263.0969539206, 151578.99046343027, 5.6315782537034424], [-9.7711591409735e-09, 59.15517152545155, 5.631578254055319, 0.0002266858446567287]]}