diff -r 8a07f7256f2a -r 7a0182c66403 progs/display/thompson1.scala
--- a/progs/display/thompson1.scala	Tue May 09 12:31:55 2017 +0100
+++ b/progs/display/thompson1.scala	Wed May 10 17:03:21 2017 +0100
@@ -1,5 +1,6 @@
 // Thompson Construction (Part 1)
-// (needs  :load nfa.scala
+// (needs  :load dfa.scala
+//         :load nfa.scala
 //         :load enfa.scala)