{"coeffs": [-5.153454914435756e-07, 3.117874719384252e-05, 0.38654751511025337, 0.11325997775216574], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1817379309334107e-07, 4.6197335048645264e-07, 0.003779305308149012, 0.0027963206526796], "covariance": [[1.3965045374067785e-14, -3.097358258029626e-14, -1.4282781250076526e-10, -2.513151379397448e-10], [-3.097358258029625e-14, 2.134193765596788e-13, 1.6283746291066983e-09, 1.147820383768828e-09], [-1.4282781250076526e-10, 1.628374629106698e-09, 1.4283148612203298e-05, 8.01452942547498e-06], [-2.513151379397448e-10, 1.147820383768828e-09, 8.014529425474982e-06, 7.819409192602466e-06]]}