TAN (3)

SYNOPSIS

#include <math.h>
  double tan(double  x );  

DESCRIPTION

The tan() function returns the tangent of x, where x is given in radians.

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899

SEE ALSO

- acos (3) - - asin (3) - - atan (3) - - atan2 (3) - - cos (3) - - sin (3) -