Two augmentation preconditioners for nonsymmetric and indefinite saddle point linear systems with singular \((1, 1)\) blocks (Q651454)

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scientific article; zbMATH DE number 5989150
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English
Two augmentation preconditioners for nonsymmetric and indefinite saddle point linear systems with singular \((1, 1)\) blocks
scientific article; zbMATH DE number 5989150

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    Two augmentation preconditioners for nonsymmetric and indefinite saddle point linear systems with singular \((1, 1)\) blocks (English)
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    18 December 2011
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    augmentation preconditioner
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    saddle point linear system
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    Krylov method
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