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Date: Fri, 22 Feb 2008 09:12:29 -0500
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From: DJ Delorie <dj AT delorie DOT com>
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In-reply-to: <ceb.2b34e67e.34effb7d@aol.com> (Sterten@aol.com)
Subject: Re: double
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see <float.h>

> float x;

size = 32 bits
precision = about 6 digits
range = 1 x 10 ^ 37

> double x;

size = 64 bits
precision = about 15 digits
range = 1 x 10 ^ 307

> long double x;

size = 80 bits
precision = about 18 digits
range = 1 x 10 ^ 4931