CGNR is an error reducing algorithm (Q2719255)

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scientific article; zbMATH DE number 1608916
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CGNR is an error reducing algorithm
scientific article; zbMATH DE number 1608916

    Statements

    21 June 2001
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    CGNR algorithm
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    norm
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    residual vector
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    error vector
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    conjugate gradient algorithm
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    normal equations
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    large nonsymmetric linear systems
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    CGNR is an error reducing algorithm (English)
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    The author shows that the norm of the error vector of the conjugate gradient algorithm applied to the normal equations (known as CGNR algorithm) for solving of large nonsymmetric linear systems is decreasing monotonically during the iterations.
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