Fix typo
diff --git a/Doc/lib/libitertools.tex b/Doc/lib/libitertools.tex
index a85e048..51570ee 100644
--- a/Doc/lib/libitertools.tex
+++ b/Doc/lib/libitertools.tex
@@ -354,7 +354,7 @@
Note, this member of the toolkit may require significant auxiliary
storage (depending on how much temporary data needs to be stored).
- In general, if one iterator is going use most or all of the data before
+ In general, if one iterator is going to use most or all of the data before
the other iterator, it is faster to use \function{list()} instead of
\function{tee()}.
\versionadded{2.4}