Figure 11From: Fourth-order compact finite difference method for solving two-dimensional convection–diffusion equationThe effect of numerical solution and exact solution at fixed \(T = 1, h = \frac{1}{64}\) and \(\tau= \frac{1}{4096}\) in Example 3. (a) \(N=2^{6}\). (b) \(N=2^{6}\)Back to article page