sin,
sinf,
cos,
cosf
[sine or cosine]
SYNOPSIS
#include <math.h> double sin(double x); float sinf(float x); double cos(double x); float cosf(float x);
DESCRIPTION
sin
and cos
compute, respectively, the sine and
cosine of the argument, x.
Angles are specified in radians.
sinf and cosf are identical, save that they take and return float values.
RETURNS
The sine or cosine of x
is returned.
COMPLIANCE
sin
and cos
are ANSI C. sinf
and cosf
are extensions.