PEP 3114: rename .next() to .__next__() and add next() builtin.
diff --git a/Doc/ref/ref3.tex b/Doc/ref/ref3.tex
index a63ae3a..40b2ebd 100644
--- a/Doc/ref/ref3.tex
+++ b/Doc/ref/ref3.tex
@@ -633,7 +633,7 @@
 section~\ref{yield}, ``The \keyword{yield} statement'') is called a
 \dfn{generator function}.  Such a function, when called, always
 returns an iterator object which can be used to execute the body of
-the function:  calling the iterator's \method{next()} method will
+the function:  calling the iterator's \method{__next__()} method will
 cause the function to execute until it provides a value using the
 \keyword{yield} statement.  When the function executes a
 \keyword{return} statement or falls off the end, a