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SIN(3)		       FreeBSD Library Functions Manual 		SIN(3)

NAME
     sin, sinf -- sine functions

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     sin(double x);

     float
     sinf(float x);

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

RETURN VALUES
     The sin() and the sinf() functions return 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 ISO/IEC 9899:1990 (``ISO C89'').

FreeBSD 4.9			April 19, 1991			   FreeBSD 4.9