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From: D89.JOHNNY-BILLQUIST@AIDA.CSD.UU.SE (Johnny Billquist)
Newsgroups: comp.lang.lisp
Subject: Re: Correct LisP (was Re: in defense of C)
Message-ID: <12574182161036@AIDA.CSD.UU.SE>
Date: 16 Mar 90 16:45:34 GMT
References: <1942@skye.ed.ac.uk> <14236@cbnewsc.ATT.COM> <12572711825024@AIDA.CSD.UU.SE> <1990Mar12.104518.1412@hellgate.utah.edu> <2452@quiche.cs.mcgill.ca> <2035@skye.ed.ac.uk>
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In artricle <2035@skye.ed.ac.uk> jeff@aiai.ed.ac.uk (Jeff Dalton) writes:

>One certainly shouldn't use CAR and CDR for some abstractions, but
>why not use them on lists?

Because lists are an abstraction.

>  When would you actually allow me to use
>CAR and CDR?

When you work on conses of course.

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Everybody know that the DECstation is a pdp8, which is a RISC,
but where did MIPS computers get into it?

	- Johnny Billquist
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