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Mail Archives: djgpp/1999/02/28/19:22:19

Sender: nate AT cartsys DOT com
Message-ID: <36D9C2CF.D2D7B398@cartsys.com>
Date: Sun, 28 Feb 1999 14:27:27 -0800
From: Nate Eldredge <nate AT cartsys DOT com>
X-Mailer: Mozilla 4.08 [en] (X11; I; Linux 2.2.1 i586)
MIME-Version: 1.0
To: djgpp AT delorie DOT com
Subject: Re: sin, cos ??
References: <Pine DOT SUN DOT 3 DOT 91 DOT 990228192203 DOT 27709A-100000 AT is>
Reply-To: djgpp AT delorie DOT com

Eli Zaretskii wrote:
> 
> On Sun, 28 Feb 1999, Paul Derbyshire wrote:
> 
> > const long double pi = 4*atan(1);
> 
> It won't work in C, and calling a function instead of using a manifest
> constant seems like a waste.

... not to mention the possibility for roundoff error, especially since
`atan' calculates only in `double' precision.
-- 

Nate Eldredge
nate AT cartsys DOT com

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