[Retracted] The MGHSS for Solving Continuous Sylvester Equation AX + XB = C

Table 4

The analysis of the optimal values for GHSS and MGHSS.

r	GHSS			MGHSS
	0.01	0.1	1.0	0.01	0.1	1.0
n = 8	2.05	2.1	2.35	2.65	2.48	2.61
n = 16	0.26	0.36	1.28	1.25	1.3	2.53
n = 32	0.34	0.35	1.05	0.62	0.63	1.78
n = 64	0.32	0.36	0.83	0.27	0.3	1.71
n = 128	0.26	0.3	0.75	0.06	0.05	0.81
n = 256	0.3	0.34	0.55	0.01	0.04	0.71