Multigrid Methods VI: Proceedings of the Sixth European Multigrid Conference Held in Gent, Belgium, September 27–30, 1999 (Lecture Notes in Computational Science and Engineering, 14)

This volume contains 39 of the papers presented at the Sixth European Multigrid Conference, held in Gent, Belgium, September 27-30, 1999. The topics treated at the conference cover all aspects of Multigrid Methods: theory, analysis, computer implementation, applications in the fields of physics, chemistry, fluid mechanics, structural mechanics and magnetism. Front Matter....Pages I-IX Multigrid Strategies for CFD Problems on Non-Structured Meshes....Pages 1-10 Detection of Strong Coupling in Algebraic Multigrid Solvers....Pages 11-23 Steady Euler Solutions in O ( N ) Operations....Pages 24-33 The Acceleration of Multigrid Convergence by Recombination Techniques....Pages 34-43 Turbomachinery Computations on Parallel Computers Using a Multigrid Method....Pages 44-51 Approximate Schur Complement Multilevel Methods for General Sparse Systems....Pages 52-58 A Multigrid Approach to the Optimal Control of Solid Fuel Ignition Problems....Pages 59-65 Convergent Adaptive Wavelet Methods for the Stokes Problem....Pages 66-72 A Finite-Element/Equivalent-Circuit Two-Level Method for Magnetic Field Simulations....Pages 73-79 Some Aspects of Multigrid for Mixed Discretizations....Pages 80-86 Fixed and Adaptive Cache Aware Algorithms for Multigrid Methods....Pages 87-93 An Adaptive-Smoothing Multigrid Method for the Navier-Stokes Equations....Pages 94-100 Multigrid on Massively Parallel Architectures....Pages 101-107 Experiences with Multigrid—Prolongation for Two—Equation Turbulence Models in Flows with High Reynolds Numbers....Pages 108-114 Additive Aspects of Hybrid Multigrid/Domain Decomposition Solution of Fluid Flow Problems on Parallel Computers....Pages 115-121 Biharmonic and bi-Helmholtz Type Scattered Data Interpolation Using Quadtrees and Multigrid Technique....Pages 122-128 Algebraic Multigrid for Solving Electromechanical Problems....Pages 129-135 Multigrid Methods for Mortar Finite Elements....Pages 136-142 The Sparse-Grid Combination Technique Applied to Time-Dependent Advection Problems....Pages 143-149 Multigrid Acceleration in a 3D Navier-Stokes Solver Using Unstructured Hexahedral Meshes with Adaptation....Pages 150-156 Analysis of Several Multigrid Implicit Algorithms for the Solution of the Euler Equations on Unstructured Meshes....Pages 157-162 Efficient Large-Eddy Simulations of Compressible Flows Using Multigrid....Pages 163-170 Application of Multigrid in Two-Equation Turbulence Modelling....Pages 171-178 Evaluation of Multigrid as a Solver for Stress Analysis Problems in Semiconductor Process Simulation....Pages 179-185 Multilevel Techniques for the Solution of the Inverse Problem of Electrocardiography....Pages 186-192 Robust Multigrid Algorithms for 3D Elliptic Equations on Structured Grids....Pages 193-199 A Multigrid Newton-Krylov Solver for Non-linear Systems....Pages 200-206 Estimation of the Condition Number of Additive Preconditioners on Tensor Product Grids....Pages 207-213 Multigrid Algorithms for the Tracking of Electron Beams....Pages 214-220 Stable Semi-iterative Smoother for Cascadic and Multigrid Algorithms....Pages 221-227 Scalability of Parallel Multigrid Adaption....Pages 228-234 From Molecular Dynamics to Continuum Models....Pages 235-241 Multigrid With an Immersed Interface....Pages 242-248 Analysis of a Non-Standard Multigrid Preconditioner by Spectral Portrait Computation....Pages 249-255 Treatment of All Speed Flows and High Aspect Ratios in CFD Applications....Pages 256-263 On the Algebraic Construction of Multilevel Transfer Operators (for Convection-Diffusion-Reaction Equations)....Pages 264-270 Upwind Prolongations for a Highly—Unstructured Euler Solver....Pages 271-277 Fourier Analysis for Krylov Subspace Acceleration of Multigrid with Application to 3D Anisotropic Problems....Pages 278-284 Parallel Adaptively Refined Sparse Grids....Pages 285-292 Back Matter....Pages 293-298 In contrast to structured grids, the use of unstructured meshes offers some major advantages in the mesh generation process.