X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=hints%2Fassignment_4_hint_3_hint_1.mdwn;h=9093f62b0a79ff51b2057c7e1663009d8466a9a8;hp=d7593eba07da0e8750beced9bb27a6411d4892fa;hb=5bda5b5a2df9af3e0b46179854b370819f14ced8;hpb=eaa595d7dcd87af35c54bc215c820e4b3e4eedea;ds=sidebyside diff --git a/hints/assignment_4_hint_3_hint_1.mdwn b/hints/assignment_4_hint_3_hint_1.mdwn index d7593eba..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 X1 directly? Well, X1 needs to be a function that -takes a number as argument n and returns true if n is even and false if n is not even. +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. 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...