Modified Preconditioned GAOR Methods for Systems of Linear Equations

Table 1

Spectral radii of GAOR method and PGAOR method.

Preconditioner	𝛼	𝜔1	𝜔2	𝛾2	𝜌GAOR	𝜌PGAOR
𝑆1		0.8912	0.9654	0.8865	0.8478	0.8457
𝑆2		0.8912	0.9654	0.8865	0.8478	0.8376
𝑆3	1.5	0.8912	0.9654	0.8865	0.8478	0.8418
	2	0.8912	0.9654	0.8865	0.8478	0.8420