Convergence of a Generalized USOR Iterative Method for Augmented Systems

Table 2

Numerical results for Example 6 in Case I with 𝛼=0.4.

𝑚	128	512	1152
𝑛	64	256	576
USOR
𝜔	1.3	1.4	1.4
𝜏	0.6	0.5	0.5
IT	102	248	346
RES	3.18𝑒−8	7.50𝑒−9	1.80𝑒−8
CPU	0.0073	0.5343	3.1231
𝜌(𝐻(𝜔,𝜏))	0.8567	0.9387	0.9548
GUSOR
𝜔	1.3	1.4	1.4
𝜏	0.6	0.5	0.5
IT	63	179	282
RES	2.88𝑒−7	1.52𝑒−9	1.20𝑒−8
CPU	0.0047	0.3611	2.5255
𝜌(𝐻(𝜔,𝜏,𝛼))	0.7677	0.9146	0.9424