Fix typo.
diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index 7472082..b57aebe 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -4365,7 +4365,7 @@
 
 Generators are a simple and powerful tool for creating iterators.  They are
 written like regular functions but use the \keyword{yield} statement whenever
-they want to return data.  Each time the \method{next()} is called, the
+they want to return data.  Each time \method{next()} is called, the
 generator resumes where it left-off (it remembers all the data values and
 which statement was last executed).  An example shows that generators can
 be trivially easy to create: