From 3835a47e6337cdfa87b2b2c0691665b44ab72b61 Mon Sep 17 00:00:00 2001 From: Jim Pryor Date: Fri, 26 Nov 2010 23:46:33 -0500 Subject: [PATCH 1/1] assign8 tweaks Signed-off-by: Jim Pryor --- assignment8.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/assignment8.mdwn b/assignment8.mdwn index abc14d08..fe9a87c4 100644 --- a/assignment8.mdwn +++ b/assignment8.mdwn @@ -87,7 +87,7 @@ * `(list)` and `'()` both evaluate to the empty list * `(null? lst)` tests whether `lst` is the empty list * non-empty lists are implemented as pairs whose second member is a list - * `'() '(1) '(1 2) '(1 2 3) are all lists + * `'()` `'(1)` `'(1 2)` `'(1 2 3)` are all lists * `(list)` `(list1)` `(list 1 2)` `(list 1 2 3)` are the same lists * `'(1 2 3)` and `(cons 1 '(2 3))` are pairs that are also lists (the same list) * `(pair? lst)` tests whether `lst` is a pair; if `lst` is a non-empty list, it will also pass this test; if `lst` fails this test, it may be because `lst` is the empty list, or because it's not a list or pair at all -- 2.11.0