Two Hybrid Methods for Solving Two-Dimensional Linear Time-Fractional Partial Differential Equations

Table 3

Maximum absolute error in the presented method's solution of the problem described by Example 7 at time 𝑡=0.5.

𝑁𝑥	Error in finite difference	Error in Chebyshev collocation
5	0.038120869340055985	0.0064580077147820825
10	0.009341572386976915	8.103172060291985×10^−7
15	0.004521845750043552	3.937461467984349×10^−12
20	0.002567981542938025	6.517009154549669×10^−13