352174.fig.0010a
(a)
352174.fig.0010b
(b)
Figure 10: Computational accuracies for the first 2 5 eigenvalues of (6.1) for different choices of 𝛽 7 and 𝛽 1 9 for 𝐐 . (a) Grid spacing = 1 / 1 0 ; (b) Grid spacing = 1 / 2 0 .