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Re: Documentation for car and cdr
From: |
Mario Domenech Goulart |
Subject: |
Re: Documentation for car and cdr |
Date: |
Wed, 25 Jan 2006 08:37:51 +0000 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) |
On Wed, 25 Jan 2006 00:14:32 +0100 David Kastrup <address@hidden> wrote:
> Mario Domenech Goulart <address@hidden> writes:
>
>> Wouldn't it be better to write something like "Return the first
>> element of list" and "Return a list containing all but the first
>> element of list" for car and cdr, respectively?
>
> No. cons cells don't need to point to an atom in their car, or to a
> cons cell or nil in their cdr. This is fundamental Lisp terminology.
Actually I didn't make any assumption about what `element' can be.
But admittedly, the text about cdr is faulty, since (listp '(a . b)) is
t, for example.
Thanks for the comments.
Best wishes.
Mario
- Documentation for car and cdr, Mario Domenech Goulart, 2006/01/24
- Re: Documentation for car and cdr, Richard M. Stallman, 2006/01/25
- Re: Documentation for car and cdr, Alan Mackenzie, 2006/01/25
- Re: Documentation for car and cdr, Bill Atkins, 2006/01/25
- Re: Documentation for car and cdr, Alan Mackenzie, 2006/01/25
- Re: Documentation for car and cdr, Bill Atkins, 2006/01/25
- Re: Documentation for car and cdr, David Kastrup, 2006/01/25
- Re: Documentation for car and cdr, Thien-Thi Nguyen, 2006/01/25