Hermite Radial Basis Collocation Method for Unsaturated Soil Water Movement Equation

Table 2

The comparison of relative error about different algorithm under different number of nodes.

Time step	The number of nodes	Parameter; (HRBCM/RBCM)	Time	HRBCM error	FDM error	RBCM error
0.01	11	2.75/1.6	0.1
			0.5
			1
	21	25/30	0.1
			0.5
			1
	51	225/205	0.1
			0.5
			1

FDM: finite difference method, RBCM: radial basis collocation method.