Algebraic multigrid methods
J Xu, L Zikatanov - Acta Numerica, 2017 - cambridge.org
This paper provides an overview of AMG methods for solving large-scale systems of
equations, such as those from discretizations of partial differential equations. AMG is often …
equations, such as those from discretizations of partial differential equations. AMG is often …
Linear solvers for reservoir simulation problems: An overview and recent developments
Linear solvers for reservoir simulation applications are the objective of this review.
Specifically, we focus on techniques for Fully Implicit (FI) solution methods, in which the set …
Specifically, we focus on techniques for Fully Implicit (FI) solution methods, in which the set …
BootCMatch: a software package for bootstrap AMG based on graph weighted matching
P D'ambra, S Filippone, PS Vassilevski - ACM Transactions on …, 2018 - dl.acm.org
This article has two main objectives: one is to describe some extensions of an adaptive
Algebraic Multigrid (AMG) method of the form previously proposed by the first and third …
Algebraic Multigrid (AMG) method of the form previously proposed by the first and third …
A novel algebraic multigrid approach based on adaptive smoothing and prolongation for ill-conditioned systems
The numerical simulation of modern engineering problems can easily incorporate millions or
even billions of unknowns. In several applications, sparse linear systems with symmetric …
even billions of unknowns. In several applications, sparse linear systems with symmetric …
Optimal interpolation and compatible relaxation in classical algebraic multigrid
In this paper, we consider a classical algebraic multigrid (AMG) form of optimal interpolation
that directly minimizes the two-grid convergence rate and compare it with a so-called ideal …
that directly minimizes the two-grid convergence rate and compare it with a so-called ideal …
A robust adaptive algebraic multigrid linear solver for structural mechanics
A Franceschini, VAP Magri, G Mazzucco… - Computer Methods in …, 2019 - Elsevier
The numerical simulation of structural mechanics applications via finite elements usually
requires the solution of large-size linear systems, especially when accurate results are …
requires the solution of large-size linear systems, especially when accurate results are …
A scalable preconditioning framework for stabilized contact mechanics with hydraulically active fractures
A preconditioning framework for the coupled problem of frictional contact mechanics and
fluid flow in the fracture network is presented. We focus on a blended finite element/finite …
fluid flow in the fracture network is presented. We focus on a blended finite element/finite …
Algebraic interface‐based coarsening AMG preconditioner for multi‐scale sparse matrices with applications to radiation hydrodynamics computation
X Xu, Z Mo - Numerical Linear Algebra with Applications, 2017 - Wiley Online Library
Coarsening is a crucial component of algebraic multigrid (AMG) methods for iteratively
solving sparse linear systems arising from scientific and engineering applications. Its …
solving sparse linear systems arising from scientific and engineering applications. Its …
[图书][B] Computational fluid dynamics and heat transfer
P Majumdar - 2021 - taylorfrancis.com
This book provides a thorough understanding of fluid dynamics and heat and mass transfer.
The Second Edition contains new chapters on mesh generation and computational …
The Second Edition contains new chapters on mesh generation and computational …
Improving solve time of aggregation‐based adaptive AMG
P D'Ambra, PS Vassilevski - Numerical Linear Algebra with …, 2019 - Wiley Online Library
This paper proposes improving the solve time of a bootstrap algebraic multigrid (AMG)
designed previously by the authors. This is achieved by incorporating the information, a set …
designed previously by the authors. This is achieved by incorporating the information, a set …