{"coeffs": [-2.502290100889947e-06, 5.621865049545284e-05, 0.36461256282301374, 0.1643616961044244], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.968698478979525e-07, 9.00497532289698e-07, 0.004678844617033613, 0.004025818991464398], "covariance": [[8.813170659095346e-14, -2.0162590225205362e-13, -7.178989421634975e-10, -1.074371864572024e-09], [-2.0162590225205296e-13, 8.108958056598357e-13, 3.968373659275232e-09, 3.3871998411530233e-09], [-7.178989421634934e-10, 3.968373659275226e-09, 2.1891586950344415e-05, 1.5050243422733449e-05], [-1.0743718645720224e-09, 3.387199841153027e-09, 1.5050243422733488e-05, 1.6207218552035423e-05]]}