www.LinuxHowtos.org

conj

Section: C Library Functions (3)
Updated: 202-0-08
Index Return to Main Contents

NAME

conj, conjf, conjl - calculate the complex conjugate

LIBRARY

Math library (libm,~-lm)

SYNOPSIS

#include <complex.h>
double complex conj(double complex z);
float complex conjf(float complex z);
long double complex conjl(long double complex z);

DESCRIPTION

These functions return 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))

ATTRIBUTES

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

Interface	Attribute	Value
conj(), conjf(), conjl()	Thread safety	M-Safe

STANDARDS

C11, POSIX.-2008.

HISTORY

glibc 2.1. C99, POSIX.-2001.