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
On the dual pairs \((O(p,q), SL(2,\mathbb{R}))\), \((U(p,q), U(1,1))\) and \((Sp(p,q), O^*(4))\) - MaRDI portal