From: Ramakrishnan Muthukrishnan <vu3rdd@gmail.com>
Date: Sat, 4 Sep 2010 03:38:11 +0000 (+0530)
Subject: Added a simple explanation.
X-Git-Url: https://git.rkrishnan.org/listings/vdrive//%22news.html/%22?a=commitdiff_plain;h=6e9b570e1d54c1c3d89ba42b4c60d618c5d5a36b;p=sicp.git

Added a simple explanation.
---

diff --git a/src/sicp/ex2_55.clj b/src/sicp/ex2_55.clj
index f3e7041..6bc1d86 100644
--- a/src/sicp/ex2_55.clj
+++ b/src/sicp/ex2_55.clj
@@ -3,4 +3,10 @@
 
 (deftest test-double-quote
   (is [= (first ''abracadabra)
-         'quote]))
\ No newline at end of file
+         'quote]))
+
+(comment
+  "(first ''abcde) expands to (first (quote (quote (abcde)))
+  which is (quote (abcde)), first of which is quote. The outer
+  quote makes the inner quote a symbol and does not evaluate it." 
+  )
\ No newline at end of file