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 |
Conforming to
C99, POSIX.1-2001, POSIX.1-2008.
See Also
Colophon
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Referenced By
casin(3), ccos(3), complex(7), ctan(3), sin(3).
The man pages csinf(3) and csinl(3) are aliases of csin(3).