Leapfrog/Finite Element Method for Fractional Diffusion Equation

Table 2

The experiential error results and convergence rates of Example 1 (ii).

ℎ	‖𝑢−𝑢ℎ‖0,0	cv. rate	‖𝑢−𝑢ℎ‖∞,0	cv. rate
1/4	5.6283⋅10^−3	—	9.3921⋅10^−3	—
1/8	1.9379⋅10^−3	1.5382	3.2521⋅10^−3	1.5301
1/16	7.1701⋅10^−4	1.4344	1.2910⋅10^−3	1.4274
1/32	2.6932⋅10^−4	1.4128	4.7917⋅10^−4	1.3353
1/64	1.0362⋅10^−4	1.3780	1.9584⋅10^−4	1.2909