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.\" Copyright (c) 2011 Martynas Venckus <martynas@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. | |||||
.\" $FreeBSD$ | |||||
.\" | |||||
.Dd $Mdocdate: June 5 2013 $ | |||||
.Dt CPOW 3 | |||||
.Os | |||||
.Sh NAME | |||||
.Nm cpow , | |||||
.Nm cpowf , | |||||
.Nm cpowl | |||||
.Nd complex power functions | |||||
.Sh SYNOPSIS | |||||
.In complex.h | |||||
.Ft double complex | |||||
.Fn cpow "double complex x" "double complex z" | |||||
.Ft float complex | |||||
.Fn cpowf "float complex x" "float complex z" | |||||
.Ft long double complex | |||||
.Fn cpowl "long double complex x" "long double complex z" | |||||
.Sh DESCRIPTION | |||||
The | |||||
.Fn cpow , | |||||
.Fn cpowf | |||||
and | |||||
.Fn cpowl | |||||
functions compute the complex number | |||||
.Fa x | |||||
raised to the complex power | |||||
.Fa z , | |||||
with a branch cut along the negative real axis for the first argument. | |||||
.Sh RETURN VALUES | |||||
The | |||||
.Fn cpow , | |||||
.Fn cpowf | |||||
and | |||||
.Fn cpowl | |||||
functions return the complex number | |||||
.Fa x | |||||
raised to the complex power | |||||
.Fa z . | |||||
.Sh SEE ALSO | |||||
.Xr cexp 3 , | |||||
.Xr clog 3 | |||||
.Sh STANDARDS | |||||
The | |||||
.Fn cpow , | |||||
.Fn cpowf | |||||
and | |||||
.Fn cpowl | |||||
functions conform to | |||||
.St -isoC-99 . |