1*86f9d4cdStedu.\" $OpenBSD: ccos.3,v 1.2 2013/06/05 03:40:26 tedu Exp $ 22bfdbafeSmartynas.\" 32bfdbafeSmartynas.\" Copyright (c) 2011 Martynas Venckus <martynas@openbsd.org> 42bfdbafeSmartynas.\" 52bfdbafeSmartynas.\" Permission to use, copy, modify, and distribute this software for any 62bfdbafeSmartynas.\" purpose with or without fee is hereby granted, provided that the above 72bfdbafeSmartynas.\" copyright notice and this permission notice appear in all copies. 82bfdbafeSmartynas.\" 92bfdbafeSmartynas.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 102bfdbafeSmartynas.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 112bfdbafeSmartynas.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 122bfdbafeSmartynas.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 132bfdbafeSmartynas.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 142bfdbafeSmartynas.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 152bfdbafeSmartynas.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 162bfdbafeSmartynas.\" 17*86f9d4cdStedu.Dd $Mdocdate: June 5 2013 $ 182bfdbafeSmartynas.Dt CCOS 3 192bfdbafeSmartynas.Os 202bfdbafeSmartynas.Sh NAME 212bfdbafeSmartynas.Nm ccos , 222bfdbafeSmartynas.Nm ccosf , 232bfdbafeSmartynas.Nm ccosl 242bfdbafeSmartynas.Nd complex circular cosine 252bfdbafeSmartynas.Sh SYNOPSIS 26*86f9d4cdStedu.In complex.h 272bfdbafeSmartynas.Ft double complex 282bfdbafeSmartynas.Fn ccos "double complex z" 292bfdbafeSmartynas.Ft float complex 302bfdbafeSmartynas.Fn ccosf "float complex z" 312bfdbafeSmartynas.Ft long double complex 322bfdbafeSmartynas.Fn ccosl "long double complex z" 332bfdbafeSmartynas.Sh DESCRIPTION 342bfdbafeSmartynasThe 352bfdbafeSmartynas.Fn ccos , 362bfdbafeSmartynas.Fn ccosf 372bfdbafeSmartynasand 382bfdbafeSmartynas.Fn ccosl 392bfdbafeSmartynasfunctions compute the complex circular cosine of 402bfdbafeSmartynas.Fa z . 412bfdbafeSmartynas.Pp 422bfdbafeSmartynasIf 432bfdbafeSmartynas.Fa z 442bfdbafeSmartynas= x + iy, then 452bfdbafeSmartynas.Bd -literal -offset indent 462bfdbafeSmartynasccos(z) = cos(x) cosh(y) - i sin(x) sinh(y). 472bfdbafeSmartynas.Ed 482bfdbafeSmartynas.Sh RETURN VALUES 492bfdbafeSmartynasThe 502bfdbafeSmartynas.Fn ccos , 512bfdbafeSmartynas.Fn ccosf 522bfdbafeSmartynasand 532bfdbafeSmartynas.Fn ccosl 542bfdbafeSmartynasfunctions return the complex circular cosine of 552bfdbafeSmartynas.Fa z . 562bfdbafeSmartynas.Sh SEE ALSO 572bfdbafeSmartynas.Xr csin 3 , 582bfdbafeSmartynas.Xr ctan 3 592bfdbafeSmartynas.Sh STANDARDS 602bfdbafeSmartynasThe 612bfdbafeSmartynas.Fn ccos , 622bfdbafeSmartynas.Fn ccosf 632bfdbafeSmartynasand 642bfdbafeSmartynas.Fn ccosl 652bfdbafeSmartynasfunctions conform to 662bfdbafeSmartynas.St -isoC-99 . 67