New High-Order Compact ADI Algorithms for 3D Nonlinear Time-Fractional Convection-Diffusion Equation

Figure 4

The contour plot of the exact solution and numerical solutions for different 𝑁 at 𝑇=0.01 and𝑧=0.5 with 𝛼=0.5 and  𝑀=100 for Problem 6. (a) Exact solution; (b) 𝑁=5; (c) 𝑁=10; (d) 𝑁=20.

(a)

(b)

(c)

(d)