Preconditioned Conjugate Gradient Methods

Proceedings of a Conference held in Nijmegen, The Netherlands, June 19-21, 1989
Herausgegeben:Axelsson, Owe; Kolotilina, Lily Yu.

• Broschiertes Buch

Produktbeschreibung

Modified incomplete factorization strategies.- On some parallel preconditioned CG schemes.- Preconditioning indefinite systems arising from mixed finite element discretization of second-order elliptic problems.- A class of preconditioned conjugate gradient methods applied to finite element equations.- Recent vectorization and parallelization of ITPACKV.- On the sparsity patterns of hierarchical finite element matrices.- Solving positive (semi)definite linear systems by preconditioned iterative methods.- The convergence behaviour of preconditioned CG and CG-S in the presence of rounding errors.- Data reduction (dare) preconditioning for generalized conjugate gradient methods.- Analysis of a recursive 5-point/9-point factorization method.- Iteration method as discretization procedures.

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Produktdetails

• Lecture Notes in Mathematics 1457
• Verlag: Springer / Springer Berlin Heidelberg / Springer, Berlin
• Artikelnr. des Verlages: 978-3-540-53515-7
• 1990
• Seitenzahl: 212
• Erscheinungstermin: 12. Dezember 1990
• Englisch
• Abmessung: 235mm x 155mm x 12mm
• Gewicht: 344g
• ISBN-13: 9783540535157
• ISBN-10: 3540535152
• Artikelnr.: 23868575

Inhaltsangabe

Modified incomplete factorization strategies.- On some parallel preconditioned CG schemes.- Preconditioning indefinite systems arising from mixed finite element discretization of second-order elliptic problems.- A class of preconditioned conjugate gradient methods applied to finite element equations.- Recent vectorization and parallelization of ITPACKV.- On the sparsity patterns of hierarchical finite element matrices.- Solving positive (semi)definite linear systems by preconditioned iterative methods.- The convergence behaviour of preconditioned CG and CG-S in the presence of rounding errors.- Data reduction (dare) preconditioning for generalized conjugate gradient methods.- Analysis of a recursive 5-point/9-point factorization method.- Iteration method as discretization procedures.