mirror of https://github.com/mkerrisk/man-pages
30 lines
716 B
Groff
30 lines
716 B
Groff
.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
|
|
.\" Distributed under GPL
|
|
.\"
|
|
.TH CONJ 3 2002-07-28 "" "complex math routines"
|
|
.SH NAME
|
|
conj, conjf, conjl \- calculate the complex conjugate
|
|
.SH SYNOPSIS
|
|
.B #include <complex.h>
|
|
.sp
|
|
.BI "double complex conj(double complex " z );
|
|
.br
|
|
.BI "float complex conjf(float complex " z );
|
|
.br
|
|
.BI "long double complex conjl(long double complex " z );
|
|
.sp
|
|
Link with \-lm.
|
|
.SH DESCRIPTION
|
|
The
|
|
.BR conj ()
|
|
function returns the complex conjugate value of z.
|
|
That is the value obtained by changing the sign of the imaginary part.
|
|
.LP
|
|
One has cabs(z) = csqrt(z * conj(z)).
|
|
.SH "CONFORMING TO"
|
|
C99
|
|
.SH "SEE ALSO"
|
|
.BR cabs (3),
|
|
.BR sqrt (3),
|
|
.BR complex (7)
|