From fe9676f755081fce2220593c995e21f5e24f6c76 Mon Sep 17 00:00:00 2001 From: barker Date: Mon, 13 Sep 2010 09:43:11 -0400 Subject: [PATCH] --- assignment1.mdwn | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/assignment1.mdwn b/assignment1.mdwn index 93136f22..cb1dfd29 100644 --- a/assignment1.mdwn +++ b/assignment1.mdwn @@ -26,7 +26,7 @@ In Racket, these can be defined like this: (define true (lambda (t) (lambda (f) t))) (define false (lambda (t) (lambda (f) f))) -8. [8] Define a "neg" operator that negates "true" and "false". + [8] Define a "neg" operator that negates "true" and "false". Expected behavior: (((neg true) 10) 20) @@ -37,9 +37,9 @@ evaluates to 20, and evaluates to 10. -9. [9] Define an "and" operator. + [9] Define an "and" operator. -10. [10] Define an "xor" operator. (If you haven't seen this term before, here's a truth table: + [10] Define an "xor" operator. (If you haven't seen this term before, here's a truth table: true xor true = false true xor false = true @@ -48,7 +48,7 @@ evaluates to 10. ) -* 11. Inspired by our definition of boolean values, propose a data structure + 11. Inspired by our definition of boolean values, propose a data structure capable of representing one of the two values "black" or "white". If we have one of those values, call it a black-or-white-value, we should be able to write: -- 2.11.0