4 citations · 5 across the 2 of their papers we have counts for
2 papers
math.NA2021★ 1 cited
SuperDC: Stable superfast divide-and-conquer eigenvalue decomposition
Xiaofeng Ou, Jianlin Xia
For dense Hermitian matrices with small off-diagonal (numerical) ranks and in a hierarchically semiseparable form, we give a stable divide-and-conquer eigendecomposition method wit…
math.NA2020★ 4 cited
Robust and effective eSIF preconditioning for general SPD matrices
Jianlin Xia
We propose an unconditionally robust and highly effective preconditioner for general symmetric positive definite (SPD) matrices based on structured incomplete factorization (SIF),…