# The Krylov Subspaces, Low Rank Approximations and Ritz Values of LSQR for Linear Discrete Ill-Posed Problems: the Multiple Singular Value Case

> Research article (arXiv (Cornell University), 2020) · cited 12× · AI/ML

**Wikidata**: [openalex:W3102248732](https://www.wikidata.org/wiki/openalex:W3102248732)  
**Source**: https://4ort.xyz/entity/the-krylov-subspaces-low-rank-approximations-and-ritz-values-of-lsqr-for-linear-discrete-ill-posed-problems-the-multiple