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 Characterizing semigroups $X$ with commutative extensions $\varphi(X)$, $\lambda(X)$, $N_2(X)$, $\upsilon(X)$ - MaRDI portal
Characterizing semigroups $X$ with commutative extensions $\varphi(X)$, $\lambda(X)$, $N_2(X)$, $\upsilon(X)$
