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ON THE CONVERGENCE OF SOME GENERALIZED ITERATIVE METHODS WITH PRECONDITIONING
被引:1
|作者:
EVANS, DJ
[1
]
MARTINS, MM
[1
]
TRIGO, ME
[1
]
机构:
[1] UNIV COIMBRA,CTR MATH,P-3000 COIMBRA,PORTUGAL
关键词:
EXTRAPOLATED GENERALIZED GAUSS-SEIDEL (EGGS) METHOD;
CONSISTENTLY ORDERED MATRIX;
GENERALIZED ITERATIVE METHOD;
D O I:
10.1080/00207169208804092
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
A new iterative method is presented which contains the usual Gauss-Seidel method and its generalizations. We define the extrapolated Generalized Gauss-Seidel method (EGGS) and give some convergence conditions. We also prove that this method is asymptotically faster, when the matrix A of (1.1) is a consistently ordered matrix. Finally, some sufficient convergence conditions are given for another generalized iterative method.
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页码:19 / 28
页数:10
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