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
\(\vec C_4\)-decompositions of \(D_v\backslash P\) and \(D_{v}\cup P\) where \(P\) is a 2-regular subgraph of \(D_{v}\) - MaRDI portal