{"coeffs": [-9.985295964378934e-07, 0.19109389656466258, 1.934788836073332, 0.16326672754949287], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.101854369410213e-07, 78.11987897071563, 67.22131515341054, 0.015486154514395924], "covariance": [[3.723262674549051e-13, -3.6582197303709696e-05, -3.148849596796573e-05, -8.266770670898809e-09], [-3.6582197300929754e-05, 6102.71549039926, 5251.32039494756, 1.1682400092388618], [-3.1488495965622135e-05, 5251.320394947847, 4518.705210954143, 1.005387936515886], [-8.266770670604068e-09, 1.1682400092746261, 1.005387936546486, 0.00023982098164374526]]}