{"coeffs": [-4.916717706035319e-07, 0.12818625434014636, 1.784713923731385, 0.11571731762755945], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.9999477649238373e-07, 8336.506044059417, 7584.334637133504, 0.15683602029719268], "covariance": [[1.5999582122119202e-13, -0.0019719950381210235, -0.0017941677031026702, -4.51513423844243e-08], [-0.0019719950386777522, 69497333.02263919, 63226851.415727474, 1250.0176007037899], [-0.001794167703549132, 63226851.41572635, 57522131.888023, 1137.2553126380335], [-4.515134238932185e-08, 1250.0176005953688, 1137.255312540372, 0.024597537262661437]]}