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| author | jkh <jkh@FreeBSD.org> | 1995-03-01 05:06:48 +0000 |
|---|---|---|
| committer | jkh <jkh@FreeBSD.org> | 1995-03-01 05:06:48 +0000 |
| commit | 4d71750d42027edbc0501a36f71265917f601d76 (patch) | |
| tree | 68d1372161050b27e72d171803683f7f1bc388eb /lib/msun/man/hypot.3 | |
| parent | bfcb419e68efbbb96953c29a9b4c15c948b1e11c (diff) | |
| download | FreeBSD-src-4d71750d42027edbc0501a36f71265917f601d76.zip FreeBSD-src-4d71750d42027edbc0501a36f71265917f601d76.tar.gz | |
Additions from Thomas Graichen to mention each functions' floating point
counterpart.
Submitted by: Thomas Graichen <graichen@sirius.physik.fu-berlin.de>
Diffstat (limited to 'lib/msun/man/hypot.3')
| -rw-r--r-- | lib/msun/man/hypot.3 | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/lib/msun/man/hypot.3 b/lib/msun/man/hypot.3 index 0098170..09d0da0 100644 --- a/lib/msun/man/hypot.3 +++ b/lib/msun/man/hypot.3 @@ -30,29 +30,38 @@ .\" SUCH DAMAGE. .\" .\" from: @(#)hypot.3 6.7 (Berkeley) 5/6/91 -.\" $Id: hypot.3,v 1.3 1993/08/14 13:42:48 mycroft Exp $ +.\" $Id: hypot.3,v 1.1.1.1 1994/08/19 09:39:42 jkh Exp $ .\" .Dd May 6, 1991 .Dt HYPOT 3 .Os BSD 4 .Sh NAME .Nm hypot , -.Nm cabs +.Nm hypotf , +.Nm cabs , +.Nm cabsf .Nd euclidean distance and complex absolute value functions .Sh SYNOPSIS .Fd #include <math.h> .Ft double .Fn hypot "double x" "double y" +.Ft float +.Fn hypotf "float x" "float y" .Fd struct {double x, y;} z; .Ft double .Fn cabs z +.Fd struct {float x, y;} z; +.Ft float +.Fn cabsf z .Sh DESCRIPTION The -.Fn hypot -and +.Fn hypot , +.Fn hypotf , .Fn cabs +and +.Fn cabsf functions -computes the +compute the sqrt(x*x+y*y) in such a way that underflow will not happen, and overflow occurs only if the final result deserves it. |
