{"coeffs": [-1.1351636117152757e-06, 6.158461208118173e-05, 0.44317978370145295, 0.1485230355706386], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.3260119428096823e-07, 2.1320441877295317e-06, 0.010201460893020996, 0.00576575796038146], "covariance": [[1.1062355443712639e-13, -5.019453821692653e-13, -2.0632532080241653e-09, -1.6447025239730986e-09], [-5.019453821692653e-13, 4.545612418431278e-12, 2.1419271332067814e-08, 1.1477185795333287e-08], [-2.063253208024166e-09, 2.1419271332067814e-08, 0.00010406980435183675, 5.2532776741027005e-05], [-1.6447025239730984e-09, 1.1477185795333287e-08, 5.2532776741027005e-05, 3.324396485770218e-05]]}