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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/atan.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/atan.3')
| -rw-r--r-- | lib/msun/man/atan.3 | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/msun/man/atan.3 b/lib/msun/man/atan.3 index d698c49..c795351 100644 --- a/lib/msun/man/atan.3 +++ b/lib/msun/man/atan.3 @@ -30,28 +30,35 @@ .\" SUCH DAMAGE. .\" .\" from: @(#)atan.3 5.1 (Berkeley) 5/2/91 -.\" $Id: atan.3,v 1.4 1993/10/04 18:07:15 jtc Exp $ +.\" $Id: atan.3,v 1.1.1.1 1994/08/19 09:39:41 jkh Exp $ .\" .Dd May 2, 1991 .Dt ATAN 3 .Os .Sh NAME -.Nm atan -.Nd arc tangent function of one variable +.Nm atan , +.Nm atanf +.Nd arc tangent functions of one variable .Sh SYNOPSIS .Fd #include <math.h> .Ft double .Fn atan "double x" +.Ft float +.Fn atanf "float x" .Sh DESCRIPTION The .Fn atan -function computes the principal value of the arc tangent of +and the +.Fn atanf +functions compute the principal value of the arc tangent of .Fa x . For a discussion of error due to roundoff, see .Xr math 3 . .Sh RETURN VALUES The .Fn atan +and the +.Fn atanf function returns the arc tangent in the range .Bk -words .Bq -\*(Pi/2 , +\*(Pi/2 |
