NAME
tan, tanf, tanl - tangent function
SYNOPSIS
#include <math.h>
I double tan(double x );
I float tanf(float x );
I long double tanl(long double x );
Link with
-lm.
DESCRIPTION
The
R tan ()
function returns the tangent of x, where x is
given in radians.
CONFORMING TO
SVr4, 4.3BSD, C89.
The
float
and
long double
variants are C99 requirements.
SEE ALSO