MRILDU: An Improvement to ILUT Based on Incomplete LDU Factorization and Dropping in Multiple Rows

Table 2

Iteration results for matrix af_shell10.

			IT	NNZ	CTME	ITME	TTME
ILUT	5		7	6813992	0.2050	1.2517	1.4566
MRILDU	5	1	6	8311004	0.2420	1.1074	1.3494
MRILDU	5	2	5	8529756	0.2464	0.9494	1.1958
MRILDU	5	5	5	8313907	0.2228	0.9362	1.1590
ILUT	10		6	9848598	0.2054	1.1158	1.3213
MRILDU	10	1	4	11282919	0.2162	0.8019	1.0181
MRILDU	10	2	3	11369132	0.2150	0.6045	0.8196
MRILDU	10	5	4	11579261	0.1928	0.7934	0.9863
ILUT	20		6	10464841	0.2027	1.1415	1.3442
MRILDU	20	1	2	11746902	0.1872	0.4282	0.6154
MRILDU	20	2	2	11749200	0.1876	0.4273	0.6149
MRILDU	20	5	2	11749244	0.1855	0.4318	0.6173