1*86f9d4cdStedu.\" $OpenBSD: cexp.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 CEXP 3 192bfdbafeSmartynas.Os 202bfdbafeSmartynas.Sh NAME 212bfdbafeSmartynas.Nm cexp , 222bfdbafeSmartynas.Nm cexpf , 232bfdbafeSmartynas.Nm cexpl 242bfdbafeSmartynas.Nd complex exponential functions 252bfdbafeSmartynas.Sh SYNOPSIS 26*86f9d4cdStedu.In complex.h 272bfdbafeSmartynas.Ft double complex 282bfdbafeSmartynas.Fn cexp "double complex z" 292bfdbafeSmartynas.Ft float complex 302bfdbafeSmartynas.Fn cexpf "float complex z" 312bfdbafeSmartynas.Ft long double complex 322bfdbafeSmartynas.Fn cexpl "long double complex z" 332bfdbafeSmartynas.Sh DESCRIPTION 342bfdbafeSmartynasThe 352bfdbafeSmartynas.Fn cexp , 362bfdbafeSmartynas.Fn cexpf 372bfdbafeSmartynasand 382bfdbafeSmartynas.Fn cexpl 392bfdbafeSmartynasfunctions compute the exponential of 402bfdbafeSmartynas.Fa z . 412bfdbafeSmartynas.Pp 422bfdbafeSmartynasIf 432bfdbafeSmartynas.Fa z 442bfdbafeSmartynas= x + iy, then 452bfdbafeSmartynas.Bd -literal -offset indent 462bfdbafeSmartynascexp(z) = exp(x) cos(y) + i exp(x) sin(y). 472bfdbafeSmartynas.Ed 482bfdbafeSmartynas.Sh RETURN VALUES 492bfdbafeSmartynasThe 502bfdbafeSmartynas.Fn cexp , 512bfdbafeSmartynas.Fn cexpf 522bfdbafeSmartynasand 532bfdbafeSmartynas.Fn cexpl 542bfdbafeSmartynasfunctions return the exponential of 552bfdbafeSmartynas.Fa z . 562bfdbafeSmartynas.Sh SEE ALSO 572bfdbafeSmartynas.Xr clog 3 , 582bfdbafeSmartynas.Xr cpow 3 592bfdbafeSmartynas.Sh STANDARDS 602bfdbafeSmartynasThe 612bfdbafeSmartynas.Fn cexp , 622bfdbafeSmartynas.Fn cexpf 632bfdbafeSmartynasand 642bfdbafeSmartynas.Fn cexpl 652bfdbafeSmartynasfunctions conform to 662bfdbafeSmartynas.St -isoC-99 . 67