{"coeffs": [-2.2461504752463732e-07, 0.12596786753135789, 1.7164350038232732, 0.1463053995866745], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.026925758050756e-06, 48.9473302841223, 57.4790290984458, 0.022478153202524897], "covariance": [[1.05457651254812e-12, -3.632377079251191e-05, -4.267922558292071e-05, -1.9363711987990126e-08], [-3.63237707934346e-05, 2395.8411419429563, 2813.4441264081925, 1.0589440361901075], [-4.267922558400142e-05, 2813.4441264081092, 3303.8387860999787, 1.243800801831438], [-1.9363711988232417e-08, 1.0589440361791924, 1.2438008018185318, 0.0005052673713961803]]}