diff -r cd08d1b9d274 -r 050dba5e7bdd text/hochschild.tex
--- a/text/hochschild.tex	Tue Aug 03 21:45:10 2010 -0600
+++ b/text/hochschild.tex	Wed Aug 18 21:05:50 2010 -0700
@@ -1,6 +1,6 @@
 %!TEX root = ../blob1.tex
 
-\section{Hochschild homology when $n=1$}
+\section{Hochschild homology when \texorpdfstring{$n=1$}{n=1}}
 \label{sec:hochschild}
 
 So far we have provided no evidence that blob homology is interesting in degrees