diff -r 891fbd3f4881 -r b28bbb153603 doc-src/TutorialI/Advanced/document/WFrec.tex
--- a/doc-src/TutorialI/Advanced/document/WFrec.tex	Fri May 18 12:13:53 2001 +0200
+++ b/doc-src/TutorialI/Advanced/document/WFrec.tex	Fri May 18 16:45:55 2001 +0200
@@ -39,7 +39,7 @@
 example, \isa{measure\ f} is always well-founded, and the lexicographic
 product of two well-founded relations is again well-founded, which we relied
 on when defining Ackermann's function above.
-Of course the lexicographic product can also be interated:%
+Of course the lexicographic product can also be iterated:%
 \end{isamarkuptext}%
 \isacommand{consts}\ contrived\ {\isacharcolon}{\isacharcolon}\ {\isachardoublequote}nat\ {\isasymtimes}\ nat\ {\isasymtimes}\ nat\ {\isasymRightarrow}\ nat{\isachardoublequote}\isanewline
 \isacommand{recdef}\ contrived\isanewline