1 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
2 .\" Distributed under GPL
4 .\" Japanese Version Copyright (c) 2003 Akihiro MOTOKI
5 .\" all rights reserved.
6 .\" Translated Wed Jul 23 05:24:15 JST 2003
7 .\" by Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
13 .TH CCOS 3 2008-08-06 "" "Linux Programmer's Manual"
15 .\"O ccos, ccosf, ccosl \- complex cosine function
17 ccos, ccosf, ccosl \- 複素数の余弦 (cosine)
20 .B #include <complex.h>
22 .BI "double complex ccos(double complex " z ");"
24 .BI "float complex ccosf(float complex " z ");"
26 .BI "long double complex ccosl(long double complex " z ");"
28 .\"O Link with \fI\-lm\fP.
32 .\"O The complex cosine function is defined as:
33 複素数の余弦 (cosine) 関数 ccos(z) は以下のように定義される。
36 ccos(z) = (exp(i * z) + exp(\-i * z)) / 2
40 .\"O These functions first appeared in glibc in version 2.1.
41 これらの関数は glibc バージョン 2.1 で初めて登場した。
42 .\"O .SH "CONFORMING TO"