{"coeffs": [1.9961334080117206e-07, 0.5674728479631951, 1.6239670426262527, 0.10322279964651392], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.7831525796566554e-07, 1655.3417857684738, 302.4480733196281, 0.011951419108306492], "covariance": [[7.745938281649495e-14, -0.00026061186057466497, -4.7621312703162636e-05, -2.3071168485093684e-09], [-0.00026061186070369967, 2740156.4277111595, 500654.9305409705, 18.907710925682412], [-4.7621312726734e-05, 500654.9305409395, 91474.83705475515, 3.4547554922011545], [-2.3071168491002893e-09, 18.907710922510972, 3.45475549162265, 0.00014283641870239353]]}