--- a/progs/while.scala	Mon Nov 14 15:50:42 2016 +0000
+++ b/progs/while.scala	Sat Jan 07 14:52:26 2017 +0000
@@ -1,4 +1,4 @@
-// A parser and evaluator for teh while language
+// A parser and evaluator for the while language
 // 
 import matcher._
 import parser._