Final Report on Subcontract B591217: Multigrid Methods for Systems of PDEs | Zendy

Jinchao Xu | Zendy; James Brannick | Zendy; Ludmil Zikatanov | Zendy

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Final Report on Subcontract B591217: Multigrid Methods for Systems of PDEs

Author(s) -

Jinchao Xu,

James Brannick,

Ludmil Zikatanov

Publication year - 2011

Publication title -

osti oai (u.s. department of energy office of scientific and technical information)

Language(s) - English

Resource type - Reports

DOI - 10.2172/1035295

Subject(s) - multigrid method , solver , computer science , relaxation (psychology) , problem solver , space (punctuation) , mathematics , computational science , mathematical optimization , partial differential equation , mathematical analysis , medicine , operating system

Progress is summarized in the following areas of study: (1) Compatible relaxation; (2) Improving aggregation-based MG solver performance - variable cycle; (3) First Order System Least Squares (FOSLS) for LQCD; (4) Auxiliary space preconditioners; (5) Bootstrap algebraic multigrid; and (6) Practical applications of AMG and fast auxiliary space preconditioners

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