From: barker Date: Mon, 4 Oct 2010 17:22:43 +0000 (-0400) Subject: (no commit message) X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=commitdiff_plain;h=773b5f5c478bac9be5bbf587646fbaf7205bf893;hp=affbdc10324a26c9aa6988f49294605dea9663d2 --- diff --git a/hints/assignment_4_hint_3_hint_1.mdwn b/hints/assignment_4_hint_3_hint_1.mdwn index eed21a6f..9093f62b 100644 --- a/hints/assignment_4_hint_3_hint_1.mdwn +++ b/hints/assignment_4_hint_3_hint_1.mdwn @@ -1,4 +1,4 @@ What does it mean to define X1 and X2 directly? Well, X1 needs to be a function that -takes a number `n` as argument and returns true if n is even and false if n is not even. +takes a number `n` as argument and returns `true` if `n` is even and `false` if `n` is not even. So X1 must have the behavior of the `even` function. Fortunately, it's easy to write such a function without using any fixed-point combinators...