diff -r 7917e66505a4 -r 6852682eaf16 doc-src/TutorialI/Ifexpr/Ifexpr.thy
--- a/doc-src/TutorialI/Ifexpr/Ifexpr.thy	Wed Jan 24 11:59:15 2001 +0100
+++ b/doc-src/TutorialI/Ifexpr/Ifexpr.thy	Wed Jan 24 12:29:10 2001 +0100
@@ -55,7 +55,7 @@
 datatype ifex = CIF bool | VIF nat | IF ifex ifex ifex;
 
 text{*\noindent
-The evaluation if If-expressions proceeds as for @{typ"boolex"}:
+The evaluation of If-expressions proceeds as for @{typ"boolex"}:
 *}
 
 consts valif :: "ifex \<Rightarrow> (nat \<Rightarrow> bool) \<Rightarrow> bool";