{"coeffs": [-7.851321114732663e-07, 6.104349057867449e-05, 0.4680203529034303, 0.1409930620892666], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.47735733567026e-08, 4.593051188067401e-07, 0.0021411324056884763, 0.0010667576616894565], "covariance": [[3.0001443382620805e-15, -1.7167626070044508e-14, -7.121920686576427e-11, -4.877390567803982e-11], [-1.7167626070044502e-14, 2.109611921620736e-13, 9.730040686889195e-10, 4.568997581778214e-10], [-7.121920686576425e-11, 9.730040686889195e-10, 4.584447978689322e-06, 2.072382451539118e-06], [-4.877390567803981e-11, 4.568997581778215e-10, 2.072382451539118e-06, 1.137971908773157e-06]]}