csin (3) Linux Manual Page
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
These functions calculate the complex sine of z.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.Attributes
For an explanation of the terms used in this section, see attributes(7).| Interface | Attribute | Value |
| csin(), csinf(), csinl() | Thread safety | MT-Safe |