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csin

Section: C Library Functions (3)
Updated: 202-0-08
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csin, csinf, csinl - complex sine function

Math library (libm,~-lm)

#include <complex.h>
double complex csin(double complex z);
float complex csinf(float complex z);
long double complex csinl(long double complex z);

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)

For an explanation of the terms used in this section, see attributes(7).

Interface	Attribute	Value
csin(), csinf(), csinl()	Thread safety	M-Safe

C11, POSIX.-2008.

glibc 2.1. C99, POSIX.-2001.