diff -r c0bdd4ad69ca -r d94fdbef1a4f progs/automata/nfa.sc
--- a/progs/automata/nfa.sc	Tue Sep 01 16:00:37 2020 +0100
+++ b/progs/automata/nfa.sc	Wed Sep 02 23:34:19 2020 +0100
@@ -6,7 +6,6 @@
 import $file.dfa, dfa._ 
 
 
-
 // return an empty set, when a parial function is not defined
 import scala.util.Try
 def applyOrElse[A, B](f: A :=> Set[B], x: A) : Set[B] =