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From: Richard Shann <richard@rshann.plus.com>
Newsgroups: gmane.lisp.guile.user
Subject: Re: negating a number
Date: Wed, 15 Jan 2014 18:37:29 +0000
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To: Mark H Weaver <mhw@netris.org>
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Hmm, yes of course, I looked up minus and negate and so on in the index,
forgetting that non-words are also indexed...
thank you!
Richard
On Wed, 2014-01-15 at 13:30 -0500, Mark H Weaver wrote:
> Richard Shann <richard@rshann.plus.com> writes:
> 
> > Is there something neater than
> >
> > (- 0 amount)
> >
> > to negate a number? Can't spot anything in the manual ...
> 
> Yes: (- amount)
> 
>     Mark