X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=assignment8.mdwn;h=cdb32e875beaa8cbab5f6e2171ce08f6814ae62e;hp=76eff65b16b46e231c37cc2cd7f6f4a2d4d381e5;hb=1758d3493aeb5a8ab805b6cfea11080f72792978;hpb=c300cc82d80c40f41a279711fc9c00b06137df60 diff --git a/assignment8.mdwn b/assignment8.mdwn index 76eff65b..cdb32e87 100644 --- a/assignment8.mdwn +++ b/assignment8.mdwn @@ -84,6 +84,7 @@ * `#t` is true and `#f` is false * `(lambda () ...)` constructs a thunk + * there is no difference in meaning between `[...]` and `(...)`; we just sometimes use the square brackets for clarity * `'(1 . 2)` and `(cons 1 2)` are pairs (the same pair) * `(list)` and `'()` both evaluate to the empty list * `(null? lst)` tests whether `lst` is the empty list