2 papers
cs.MS2026
Parallel Sparse and Data-Sparse Factorization-based Linear Solvers
Xiaoye Sherry Li, Yang Liu
Efficient solutions of large-scale, ill-conditioned and indefinite algebraic equations are ubiquitously needed in numerous computational fields, including multiphysics simulations,…
math.NA2026
High-Resolution Solvers for 3D Helmholtz Scattering Problems Using PFFT and Eigenvector-Based Preconditioning
Yury Gryazin, Ron Gonzales, Xiaoye Sherry Li
This paper presents an efficient Krylov subspace iterative solver for the three-dimensional (3D) Helmholtz equation with non-constant coefficients and absorbing boundary conditions…