English

Combined perturbation bounds for eigenstructure of Hermitian matrices and singular structure of general matrices

Numerical Analysis 2025-09-16 v1 Numerical Analysis

Abstract

Combined perturbation bounds are presented for eigenvalues and eigenspaces of Hermitian matrices or singular values and singular subspaces of general matrices. The bounds are derived based on the smooth decompositions and elementary calculus techniques.

Keywords

Cite

@article{arxiv.2509.10688,
  title  = {Combined perturbation bounds for eigenstructure of Hermitian matrices and singular structure of general matrices},
  author = {Xiao Shan Chen and Hongguo Xu},
  journal= {arXiv preprint arXiv:2509.10688},
  year   = {2025}
}