A Numerical Solution to Fractional Diffusion Equation for Force-Free Case

Figure 1

The comparison of the exact (lines) and numerical solutions for 𝛾=0.50, Δ𝑡=0.0001, and 𝑁=40 at 𝑡=0.001 (triangles), 𝑡=0.01 (squares), and 𝑡=0.1 (stars).