doc-src/TutorialI/Rules/rules.tex
changeset 11411 c315dda16748
parent 11406 2b17622e1929
child 11417 499435b4084e
--- a/doc-src/TutorialI/Rules/rules.tex	Wed Jul 11 17:55:46 2001 +0200
+++ b/doc-src/TutorialI/Rules/rules.tex	Thu Jul 12 16:33:36 2001 +0200
@@ -855,7 +855,7 @@
 
 \section{Quantifiers}
 
-\index{quantifiers|(}\index{quantifiers!universal|(}%
+\index{quantifiers!universal|(}%
 Quantifiers require formalizing syntactic substitution and the notion of 
 arbitrary value.  Consider the universal quantifier.  In a logic
 book, its introduction  rule looks like this: 
@@ -1035,7 +1035,7 @@
 \emph{Hint}: the proof is similar 
 to the one just above for the universal quantifier. 
 \end{exercise}
-\index{quantifiers|)}\index{quantifiers!existential|)}
+\index{quantifiers!existential|)}
 
 
 \subsection{Renaming an Assumption: {\tt\slshape rename_tac}}