activity
20122022
most citedNumerical Study of Geometric Multigrid Methods on CPU--GPU Heterogeneous Computers

6 citations · 8 across the 4 of their papers we have counts for

collaborators

7 papers

math.NA20221 cited

Fourier Neural Solver for large sparse linear algebraic systems

Chen Cui, Kai Jiang, Yun Liu +1

Large sparse linear algebraic systems can be found in a variety of scientific and engineering fields, and many scientists strive to solve them in an efficient and robust manner. In…

math.NA2021

Two-level overlapping Schwarz methods based on local generalized eigenproblems for Hermitian variational problems

Qing Lu, Junxian Wang, Shi Shu +1

The research of two-level overlapping Schwarz (TL-OS) method based on constrained energy minimizing coarse space is still in its infancy, and there exist some defects, e.g. mainly…

math.NA2020

Algebraic multigrid block preconditioning for multi-group radiation diffusion equations

Xiaoqiang Yue, Shulei Zhang, Xiaowen Xu +2

The paper focuses on developing and studying efficient block preconditioners based on classical algebraic multigrid for the large-scale sparse linear systems arising from the fully…

math.NA20201 cited

Local Averaging Type a Posteriori Error Estimates for the Nonlinear Steady-state Poisson-Nernst-Planck Equations

Ying Yang, Ruigang Shen, Mingjuan Fang +1

The a posteriori error estimates are studied for a class of nonlinear stead-state Poisson-Nernst-Planck equations, which are a coupled system consisting of the Nernst-Planck equati…

math.NA2019

Adaptive-Multilevel BDDC algorithm for three-dimensional plane wave Helmholtz systems

Jie Peng, Shi Shu, Junxian Wang +1

In this paper, we are concerned with the weighted plane wave least-squares (PWLS) method for three-dimensional Helmholtz equations, and develop the multi-level adaptive BDDC algori…

math.NA2019

A multigrid-reduction-in-time solver with a new two-level convergence for unsteady fractional Laplacian problems

Xiaoqiang Yue, Kejia Pan, Jie Zhou +3

The multigrid-reduction-in-time (MGRIT) technique has proven to be successful in achieving higher run-time speedup by exploiting parallelism in time. The goal of this article is to…