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    SIAMMAX
    2010
    146views more  SIAMMAX 2010»
    A Comparison of Two-Level Preconditioners Based on Multigrid and Deflation
    13 years 5 months ago
    A Comparison of Two-Level Preconditioners Based on Multigrid and Deflation
    Download  neumann.math.tufts.edu
    It is well-known that two-level and multi-level preconditioned conjugate gradient (PCG) methods provide efficient techniques for solving large and sparse linear systems whose coeff...
    J. M. Tang, S. P. MacLachlan, Reinhard Nabben, C. ...
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    SIAMSC
    2008
    140views more  SIAMSC 2008»
    Newton-GMRES Preconditioning for Discontinuous Galerkin Discretizations of the Navier--Stokes Equations
    13 years 11 months ago
    Newton-GMRES Preconditioning for Discontinuous Galerkin Discretizations of the Navier--Stokes Equations
    Download  raphael.mit.edu
    We study preconditioners for the iterative solution of the linear systems arising in the implicit time integration of the compressible Navier-Stokes equations. The spatial discreti...
    Per-Olof Persson, Jaime Peraire
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