81 lines
2.2 KiB
Groff
81 lines
2.2 KiB
Groff
.\" Copyright (c) 2011 David Schultz <das@FreeBSD.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd October 17, 2011
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.Dt CCOS 3
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.Os
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.Sh NAME
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.Nm ccos ,
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.Nm ccosf ,
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.Nm csin ,
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.Nm csinf
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.Nm ctan ,
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.Nm ctanf
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.Nd complex trigonometric functions
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.Sh LIBRARY
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.Lb libm
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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 ccos "double complex z"
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.Ft float complex
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.Fn ccosf "float complex z"
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.Ft double complex
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.Fn csin "double complex z"
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.Ft float complex
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.Fn csinf "float complex z"
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.Ft double complex
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.Fn ctan "double complex z"
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.Ft float complex
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.Fn ctanf "float complex z"
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.Sh DESCRIPTION
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The
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.Fn ccos ,
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.Fn csin ,
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and
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.Fn ctan
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functions compute the cosine, sine, and tangent of the complex number
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.Fa z ,
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respectively.
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The
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.Fn ccosf ,
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.Fn csinf ,
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and
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.Fn ctanf
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functions perform the same operations in
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.Fa float
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precision.
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.Sh SEE ALSO
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.Xr ccosh 3 ,
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.Xr complex 3 ,
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.Xr cos 3 ,
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.Xr math 3 ,
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.Xr sin 3 ,
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.Xr tan 3
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.Sh STANDARDS
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These functions conform to
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.St -isoC-99 .
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