Deprecated: $wgMWOAuthSharedUserIDs=false is deprecated, set $wgMWOAuthSharedUserIDs=true, $wgMWOAuthSharedUserSource='local' instead [Called from MediaWiki\HookContainer\HookContainer::run in /var/www/html/w/includes/HookContainer/HookContainer.php at line 135] in /var/www/html/w/includes/Debug/MWDebug.php on line 372
scientific article - MaRDI portal

scientific article

From MaRDI portal

Publication:3883017

Jump to:navigation, search

zbMath0441.47013MaRDI QIDQ3883017

A. N. Vernik

Publication date: 1977

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

linear relations finite dimensional perturbation adjoint relations

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) (Semi-) Fredholm operators; index theories (47A53)

Related Items

Operators satisfying smoothness conditions

Retrieved from "https://portal.mardi4nfdi.de/w/index.php?title=Publication:3883017&oldid=17515562"