fixed ambiguity in explanation of 'normal form'

Signed-off-by: Jim Pryor <profjim@jimpryor.net>

diff --git a/assignment1.mdwn b/assignment1.mdwn
index 9c7eaf5..1c5dc98 100644 (file)
--- a/assignment1.mdwn
+++ b/assignment1.mdwn
@@ -1,8 +1,7 @@
 Reduction
 ---------
 
-Find "normal forms" for the following (that is, reduce them as far as it's possible to reduce 
-them):
+Find "normal forms" for the following (that is, reduce them until no more reductions are possible):
 
     1. (\x \y. y x) z
     2. (\x (x x)) z