X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=week1.mdwn;h=801ae6984609be27b76abc8ca7f378fc93020dc6;hp=388fb9fcbbd47c5fb252c352c5c7e4ec4d5c6362;hb=787216b36925c3757985a48ced39d6eee1ee5392;hpb=0df9a0974bf6e02aa9f5f63164f409d8b26da67a
diff --git a/week1.mdwn b/week1.mdwn
index 388fb9fc..801ae698 100644
--- a/week1.mdwn
+++ b/week1.mdwn
@@ -57,26 +57,26 @@ We'll tend to write (λa M)
as just `(\a M)`, so we don't hav
Application: (M N)
-Some authors reserve the term "term" for just variables and abstracts. We won't participate in that convention; we'll probably just say "term" and "expression" indiscriminately for expressions of any of these three forms.
+Some authors reserve the term "term" for just variables and abstracts. We'll probably just say "term" and "expression" indiscriminately for expressions of any of these three forms.
+
-x
-(y x)
-(x x)
-(\x y)
-(\x x)
-(\x (\y x))
-(x (\x x))
-((\x (x x)) (\x (x x)))
-
+ x
+ (y x)
+ (x x)
+ (\x y)
+ (\x x)
+ (\x (\y x))
+ (x (\x x))
+ ((\x (x x)) (\x (x x)))
+