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Name

csin, csinf, csinl - complex sine function

Library

Math library ( libm ", " -lm )

Synopsis

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

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)

Attributes

For an explanation of the terms used in this section, see attributes(7). allbox; lbx lb lb T{ csin()csinf()csinl()
InterfaceAttributeValue
T}Thread safetyMT-Safe

Standards

C11, POSIX.1-2008.

History

glibc 2.1. C99, POSIX.1-2001.

See Also

  1. cabs(3),
  2. casin(3),
  3. ccos(3),
  4. ctan(3),
  5. complex(7)