From: Jim Pryor <profjim@jimpryor.net>
Date: Tue, 14 Sep 2010 15:32:43 +0000 (-0400)
Subject: comment on books
X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=commitdiff_plain;h=5c1224c91213e70c1cb666046e6b44afadc0a876

comment on books

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

diff --git a/index.mdwn b/index.mdwn
index af63cf9d..10aa5037 100644
--- a/index.mdwn
+++ b/index.mdwn
@@ -155,6 +155,8 @@ other.
 
 ## Recommended Books ##
 
+It's not necessary to purchase these for the class. But they are good ways to get a more thorough and solid understanding of some of the more basic conceptual tools we'll be using.
+
 *	*An Introduction to Lambda Calculi for Computer Scientists*, by Chris
 Hankin, currently $17 on
 [Amazon](http://www.amazon.com/Introduction-Lambda-Calculi-Computer-Scientists/dp/0954300653).