1.\" Copyright (c) 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" @(#)sin.3 8.1 (Berkeley) 06/04/93 5.\" %sccs.include.redist.man% 6.\" 7.\" @(#)sin.3 8.1 (Berkeley) 06/04/93 8.\" 9.Dd 10.Dt SIN 3 11.Os 12.Sh NAME 13.Nm sin 14.Nd sine function 15.Sh SYNOPSIS 16.Fd #include <math.h> 17.Ft double 18.Fn sin "double x" 19.Sh DESCRIPTION 20The 21.Fn sin 22function computes the sine of 23.Fa x 24(measured in radians). 25A large magnitude argument may yield a result with little 26or no significance. 27.Sh RETURN VALUES 28The 29.Fn sin 30function returns the sine value. 31.Sh SEE ALSO 32.Xr acos 3 , 33.Xr asin 3 , 34.Xr atan 3 , 35.Xr atan2 3 , 36.Xr cos 3 , 37.Xr cosh 3 , 38.Xr sinh 3 , 39.Xr tan 3 , 40.Xr tanh 3 , 41.Xr math 3 , 42.Sh STANDARDS 43The 44.Fn sin 45function conforms to 46.St -ansiC . 47