Fix so it compiles at least.
"make lib" takes a while, doesn't it?
diff --git a/Doc/lib/libitertools.tex b/Doc/lib/libitertools.tex
index 5e0edf6..1ae4e96 100644
--- a/Doc/lib/libitertools.tex
+++ b/Doc/lib/libitertools.tex
@@ -45,7 +45,7 @@
Other tools are being considered for inclusion in future versions of the
module. For instance, the function
-\function{chain(\var{it0}, \var{it1}, ...})} would return elements from
+\function{chain(\var{it0}, \var{it1}, ...)} would return elements from
the first iterator until it was exhausted and then move on to each
successive iterator. The module author welcomes suggestions for other
basic building blocks.