SIN(3) BSD Programmer's Manual SIN(3)

## NAME

**sin**, **sinf** - sine function

## LIBRARY

libm

## 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 C").
MirOS BSD #10-current April 19, 1991 1

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