Euclidean-Norm Error Bounds for SYMMLQ and CG
| Autor: | Dominique Orban, Ron Estrin, Michael A. Saunders |
|---|---|
| Rok vydání: | 2019 |
| Předmět: |
Iterative method
010103 numerical & computational mathematics Positive-definite matrix Star (graph theory) 01 natural sciences Upper and lower bounds 010101 applied mathematics Euclidean distance Combinatorics Astrophysics::Solar and Stellar Astrophysics Lanczos process 0101 mathematics Astrophysics::Galaxy Astrophysics Analysis Mathematics |
| Zdroj: | SIAM Journal on Matrix Analysis and Applications. 40:235-253 |
| ISSN: | 1095-7162 0895-4798 |
| DOI: | 10.1137/16m1094816 |
| Popis: | For positive definite and semidefinite consistent $Ax_\star=b$, we use the Gauss--Radau approach of Golub and Meurant (1997) to obtain an upper bound on the error $\|x_\star-x_k^L\|_2$ for SYMMLQ i... |
| Databáze: | OpenAIRE |
| Externí odkaz: |
|