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

Table 2

Comparison of GHSS and MGHSS in terms of and .

r	GHSS						MGHSS
	0.01		0.1		1.0		0.01		0.1		1.0
	n = 8	11	0.003	12	0.002	10	0.004	11	0.001	11	0.001	9	0.004
n = 16	19	0.012	15	0.05	17	0.048	19	0.003	20	0.004	16	0.009
n = 32	16	0.121	17	0.175	29	0.065	43	0.014	41	0.074	23	0.028
n = 64	27	0.864	31	0.842	41	0.834	72	0.622	68	0.494	29	0.077
n = 128	44	2.754	45	6.347	55	19.437	78	4.469	79	4.870	51	2.435
n = 256	68	30.584	67	31.462	167	125.643	78	27.889	79	29.082	74	11.475