Block diagonally preconditioned PIU methods of saddle point problem (Q979272)
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scientific article; zbMATH DE number 5726754
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Block diagonally preconditioned PIU methods of saddle point problem |
scientific article; zbMATH DE number 5726754 |
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Block diagonally preconditioned PIU methods of saddle point problem (English)
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25 June 2010
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The authors propose and theoretically analyze a block diagonally preconditioned PIU method for solving large sparse saddle point problems. They also give some rules for the choices of the preconditioners and the \((1,1)\) block splitting matrix of the PIU method.
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preconditioner
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PIU method
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convergence
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large sparse saddle point problems
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