add note about Pierce

diff --git a/index.mdwn b/index.mdwn
index f5dd971..b352d58 100644 (file)
--- a/index.mdwn
+++ b/index.mdwn
@@ -128,6 +128,8 @@ Towards types (in progress);
 
 > Now you can read Sections 3.1 and 6.1 of Hankin; and browse the rest of Hankin Chapter 6, which should look somewhat familiar.
 
 
 > Now you can read Sections 3.1 and 6.1 of Hankin; and browse the rest of Hankin Chapter 6, which should look somewhat familiar.
 

+> If you're reading along in the Pierce book, we've now covered much of the material in his Chapters 1-7.
+

 > We posted [[answers to Week 3's homework|exercises/assignment3_answers]].
 
 
 > We posted [[answers to Week 3's homework|exercises/assignment3_answers]].