A Hierarchical Low Rank Schur Complement Preconditioner for Indefinite Linear Systems
A Hierarchical Low Rank Schur Complement Preconditioner for Indefinite Linear Systems
复制标题
不定线性系统的分层低阶Schur补预条件子
DOI:
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发表时间:
2018
影响因子:
3.1
通讯作者:
Y. Saad
中科院分区:
文献类型:
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作者:
Geoffrey Dillon;V. Kalantzis;Yuanzhe Xi;Y. Saad
Nonsymmetric and highly indefinite linear systems can be quite difficult to solve by iterative methods. This paper combines ideas from the multilevel Schur low rank preconditioner developed by Y. X...