CONJ

Section: Linux Programmer's Manual (3)
Updated: 2013-06-21
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NAME

conj, conjf, conjl - calculate the complex conjugate

SYNOPSIS

#include <complex.h>

double complex conj(double complex z);
float complex conjf(float complex z);
long double complex conjl(long double complex z);

Link with -lm.

DESCRIPTION

The conj() function returns the complex conjugate value of z. That is the value obtained by changing the sign of the imaginary part.

One has:


    cabs(z) = csqrt(z * conj(z))

VERSIONS

These functions first appeared in glibc in version 2.1.

ATTRIBUTES

Multithreading (see pthreads(7))

The conj(), conjf(), and conjl() functions are thread-safe.

CONFORMING TO

C99.

COLOPHON

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Index

Multithreading (see pthreads(7))

CONFORMING TO

SEE ALSO

COLOPHON