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RocketLink!--> Man page versions:
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ATAN(3) OpenBSD Programmer's Manual ATAN(3)
NAME
atan, atanf - arc tangent functions of one variable
SYNOPSIS
#include <math.h>
double
atan(double x);
float
atanf(float x);
DESCRIPTION
The atan() and atanf() functions compute the principal value of the arc
tangent of x in the range [-pi/2, +pi/2].
SEE ALSO
acos(3), asin(3), atan2(3), cos(3), cosh(3), math(3), sin(3),
sinh(3), tan(3), tanh(3)
OpenBSD 2.6 May 2, 1991 1
Source: OpenBSD 2.6 man pages. Copyright: Portions are copyrighted by BERKELEY SOFTWARE DESIGN, INC., The Regents of the University of California, Massachusetts Institute of Technology, Free Software Foundation, FreeBSD Inc., and others. |
(Corrections, notes, and links courtesy of RocketAware.com)
FreeBSD Sources for atan(3) functions FreeBSD Sources for atan(3) functions OpenBSD sources for atan(3)
Up to: Trigonometric - Trigonometric functions (sin, cos, tan, et al)
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