Preconditioned conjugate gradient methods applied to certain symmetric linear systems
1986 ◽
Vol 19
(2)
◽
pp. 177-200
◽
2003 ◽
Vol 23
(4)
◽
pp. 561-580
◽
1982 ◽
pp. 502-534
◽
1980 ◽
Vol 35
(2)
◽
pp. 284-289
◽
1985 ◽
Vol 6
(2)
◽
pp. 452-463
◽
1994 ◽
Vol 37
(13)
◽
pp. 2211-2234
◽