--- a/etnms/etnms.tex	Fri Feb 21 23:17:32 2020 +0000
+++ b/etnms/etnms.tex	Mon Feb 24 11:02:11 2020 +0000
@@ -1559,7 +1559,13 @@
  It put all possible bits that can be produced on such a traversal
  into a set.
  For example, if we are given the regular expression 
-$((a+b)(c+d))^*$, the tree structure may be written as
+$((a+b)(c+d))^*$, the tree structure may be written as\\
+\\
+\\
+\\
+\\
+\\
+\\
 \begin{center}
 \begin{tikzpicture}
 \tikz[tree layout]\graph[nodes={draw, circle}] {