A Finite Point Method for Solving the Time Fractional Richards’ Equation

Table 7

Comparison of ε2 errors between FPM and FDM under different times, when α = 0.8.

Time step	Number of nodes	Time	FPM	FDM
0.001	21 × 21	0.01	1.5661e − 05	6.9692e − 05
		0.1	7.5940e − 05	4.0981e − 04
		1.0	1.5078e − 04	4.4397e − 04
		2.0	1.6702e − 04	2.9891e − 04