NetBSD 6.1.5 - man page for sin (netbsd section 3)

SIN(3)				   BSD Library Functions Manual 			   SIN(3)

NAME
     sin, sinf -- sine function

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     sin(double x);

     float
     sinf(float x);

DESCRIPTION
     The sin() function computes the sine of x (measured in radians).  A large magnitude argument
     may yield a result with little or no significance.

RETURN VALUES
     The sin() function returns the sine value.

SEE ALSO
     acos(3), asin(3), atan(3), atan2(3), cos(3), cosh(3), math(3), sinh(3), tan(3), tanh(3)

STANDARDS
     The sin() function conforms to ANSI X3.159-1989 (``ANSI C89'').

BSD					  April 19, 1991				      BSD