NAME

     sin - sine function


SYNOPSIS

     #include <math.h>

     double sin(double x);


DESCRIPTION

     The sin() function returns the sine of x, where x  is  given
     in radians.


RETURN VALUE

     The sin() function returns a value between -1 and 1.


CONFORMING TO

     SVID 3, POSIX, BSD 4.3, ISO 9899


SEE ALSO

     acos(3), asin(3), atan(3),