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.\" $OpenBSD: conj.3,v 1.5 2019/01/25 00:19:25 millert Exp $
.\"
.\" Copyright (c) 2010 Todd C. Miller <millert@openbsd.org>
.\"
.\" Permission to use, copy, modify, and distribute this software for any
.\" purpose with or without fee is hereby granted, provided that the above
.\" copyright notice and this permission notice appear in all copies.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
.Dd $Mdocdate: January 25 2019 $
.Dt CONJ 3
.Os
.Sh NAME
.Nm conj ,
.Nm conjf ,
.Nm conjl
.Nd compute the complex conjugate
.Sh SYNOPSIS
.In complex.h
.Ft double complex
.Fn conj "double complex z"
.Ft float complex
.Fn conjf "float complex z"
.Ft long double complex
.Fn conjl "long double complex z"
.Sh DESCRIPTION
The
.Fn conj ,
.Fn conjf
and
.Fn conjl
functions reverse the sign of the imaginary part of
.Fa z ,
producing the complex conjugate.
.Sh RETURN VALUES
The
.Fn conj ,
.Fn conjf
and
.Fn conjl
functions return the complex conjugate of the complex number
.Fa z .
.Sh SEE ALSO
.Xr carg 3
.Sh STANDARDS
The
.Fn conj ,
.Fn conjf
and
.Fn conjl
functions conform to
.St -isoC-99 .
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