{"coeffs": [-2.3004844159373233e-07, 2.577394644831907e-05, 0.559722656208045, 0.13908824089891317], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.269094098369816e-08, 9.49044944651631e-07, 0.009750044110161138, 0.0031414791717248518], "covariance": [[1.8225164420735995e-15, -2.7327725001113292e-14, -2.753321213586008e-10, -1.0949933880358437e-10], [-2.7327725001113182e-14, 9.006863069688175e-13, 9.226841342433961e-09, 2.8098834982508324e-09], [-2.753321213585998e-10, 9.226841342433961e-09, 9.50633601500879e-05, 2.900915560062163e-05], [-1.094993388035842e-10, 2.809883498250836e-09, 2.9009155600621668e-05, 9.86889138638106e-06]]}