{"coeffs": [-1.1523384483722978e-06, 3.936781085593556e-05, 0.468728122575183, 0.1802818602467924], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.370410228402956e-08, 5.152739170285791e-07, 0.004366452334888324, 0.0022992668375866722], "covariance": [[5.4322946934946906e-15, -2.994564006842175e-14, -2.334239528657584e-10, -1.541770220912632e-10], [-2.9945640068421753e-14, 2.6550720956997506e-13, 2.2328324567754153e-09, 1.1271277346626087e-09], [-2.334239528657583e-10, 2.232832456775415e-09, 1.90659059928517e-05, 9.29941769849612e-06], [-1.5417702209126318e-10, 1.1271277346626085e-09, 9.29941769849612e-06, 5.2866279904258175e-06]]}