CSIN

Section: Linux Programmer's Manual (3)
Updated: 2008-08-11
Index Return to Main Contents
 

NAME

csin, csinf, csinl - complex sine function  

SYNOPSIS

#include <complex.h>

double complex csin(double complex z);
float complex csinf(float complex z);
long double complex csinl(long double complex z);

Link with -lm.  

DESCRIPTION

The complex sine function is defined as: 

    csin(z) = (exp(i * z) - exp(-i * z)) / (2 * i)
 

VERSIONS

These functions first appeared in glibc in version 2.1.  

CONFORMING TO

C99.  

SEE ALSO

cabs(3), ccos(3), ctan(3), complex(7)  

COLOPHON

This page is part of release 3.22 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.