109 \newcommand{\lmod}[1]{\leftidx{_{#1}}{\operatorname{mod}}{}}

   109 \newcommand{\lmod}[1]{\leftidx{_{#1}}{\operatorname{mod}}{}}

   110 

   110 

   111 \newcommand{\HC}{\operatorname{Hoch}}

   111 \newcommand{\HC}{\operatorname{Hoch}}

   112 \newcommand{\HH}{\operatorname{HH}}

   112 \newcommand{\HH}{\operatorname{HH}}

   113 

   113 

   114 \newcommand{\selfarrow}{\ensuremath{\!\!\!\!\!\!\xymatrix{ \ar@(ru,rd)@<-1ex>[]}\phantom{++.\!\!}}}

   116 \newcommand{\selfarrow}{\ensuremath{\!\!\!\!\!\!\xymatrix{ \ar@(ru,rd)@<-1ex>[]}\phantom{++.\!\!}}}

   115 \newsavebox{\selfarrowcontents}

   117 \newsavebox{\selfarrowcontents}

   116 \savebox{\selfarrowcontents}{\selfarrow}

   118 \savebox{\selfarrowcontents}{\selfarrow}

   117 \renewcommand{\selfarrow}{\usebox{\selfarrowcontents}}

   119 \renewcommand{\selfarrow}{\usebox{\selfarrowcontents}}

   118 

   120