64 lines
1.6 KiB
Groff
64 lines
1.6 KiB
Groff
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.\" Copyright (c) 2011 Martynas Venckus <martynas@openbsd.org>
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.\"
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.\" Permission to use, copy, modify, and distribute this software for any
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.\" purpose with or without fee is hereby granted, provided that the above
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.\" copyright notice and this permission notice appear in all copies.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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.\" $FreeBSD$
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.\"
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.Dd $Mdocdate: June 5 2013 $
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.Dt CPOW 3
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.Os
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.Sh NAME
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.Nm cpow ,
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.Nm cpowf ,
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.Nm cpowl
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.Nd complex power functions
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.Sh SYNOPSIS
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.In complex.h
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.Ft double complex
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.Fn cpow "double complex x" "double complex z"
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.Ft float complex
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.Fn cpowf "float complex x" "float complex z"
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.Ft long double complex
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.Fn cpowl "long double complex x" "long double complex z"
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.Sh DESCRIPTION
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The
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.Fn cpow ,
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.Fn cpowf
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and
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.Fn cpowl
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functions compute the complex number
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.Fa x
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raised to the complex power
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.Fa z ,
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with a branch cut along the negative real axis for the first argument.
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.Sh RETURN VALUES
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The
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.Fn cpow ,
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.Fn cpowf
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and
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.Fn cpowl
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functions return the complex number
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.Fa x
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raised to the complex power
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.Fa z .
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.Sh SEE ALSO
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.Xr cexp 3 ,
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.Xr clog 3
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.Sh STANDARDS
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The
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.Fn cpow ,
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.Fn cpowf
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and
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.Fn cpowl
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functions conform to
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.St -isoC-99 .
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