1.1 --- a/doc-src/IsarRef/isar-ref.tex	Sun Dec 10 21:40:34 2000 +0100
     1.2 +++ b/doc-src/IsarRef/isar-ref.tex	Mon Dec 11 20:08:19 2000 +0100
     1.3 @@ -14,6 +14,9 @@
     1.4  \newcommand{\isamath}[1]{\emph{$#1$}}
     1.5  \newcommand{\isasymColon}{\isamath{\mathrel{::}}}
     1.6  \newcommand{\isasymRightarrow}{\isamath{\Rightarrow}}
     1.7 +\newcommand{\isasymleftharpoondown}{\isamath{\leftharpoondown}}
     1.8 +\newcommand{\isasymrightharpoonup}{\isamath{\rightharpoonup}}
     1.9 +\newcommand{\isasymrightleftharpoons}{\isamath{\rightleftharpoons}}
    1.10  
    1.11  \railterm{percent,ppercent,underscore,lbrace,rbrace,atsign}
    1.12  \railterm{ident,longident,symident,var,textvar,typefree,typevar,nat,string,verbatim,keyword}