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Commit | Line | Data |
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fea681da | 1 | .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de) |
2297bf0e | 2 | .\" |
95fb8859 | 3 | .\" SPDX-License-Identifier: GPL-1.0-or-later |
fea681da | 4 | .\" |
4c1c5274 | 5 | .TH ccosh 3 (date) "Linux man-pages (unreleased)" |
fea681da MK |
6 | .SH NAME |
7 | ccosh, ccoshf, ccoshl \- complex hyperbolic cosine | |
2af19291 AC |
8 | .SH LIBRARY |
9 | Math library | |
8fc3b2cf | 10 | .RI ( libm ", " \-lm ) |
fea681da | 11 | .SH SYNOPSIS |
c7db92b9 | 12 | .nf |
fea681da | 13 | .B #include <complex.h> |
68e4db0a | 14 | .PP |
1ae6b2c7 AC |
15 | .BI "double complex ccosh(double complex " z ); |
16 | .BI "float complex ccoshf(float complex " z ); | |
17 | .BI "long double complex ccoshl(long double complex " z ); | |
c7db92b9 | 18 | .fi |
fea681da | 19 | .SH DESCRIPTION |
f0a0305b MK |
20 | These functions calculate the complex hyperbolic cosine of |
21 | .IR z . | |
847e0d88 | 22 | .PP |
6b41ea97 | 23 | The complex hyperbolic cosine function is defined as: |
207050fa | 24 | .PP |
1ae6b2c7 AC |
25 | .in +4n |
26 | .EX | |
27 | ccosh(z) = (exp(z)+exp(\-z))/2 | |
28 | .EE | |
29 | .in | |
f0d7ce1d MK |
30 | .SH VERSIONS |
31 | These functions first appeared in glibc in version 2.1. | |
3113c7f3 | 32 | .SH STANDARDS |
9a74e018 | 33 | C99, POSIX.1-2001, POSIX.1-2008. |
47297adb | 34 | .SH SEE ALSO |
fea681da | 35 | .BR cabs (3), |
f54fb0fa | 36 | .BR cacosh (3), |
fea681da MK |
37 | .BR csinh (3), |
38 | .BR ctanh (3), | |
a8bda636 | 39 | .BR complex (7) |