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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 | .\" |
38f20bb9 | 3 | .\" %%%LICENSE_START(GPL_NOVERSION_ONELINE) |
fea681da | 4 | .\" Distributed under GPL |
38f20bb9 | 5 | .\" %%%LICENSE_END |
fea681da | 6 | .\" |
4b8c67d9 | 7 | .TH CCOSH 3 2017-09-15 "" "Linux Programmer's Manual" |
fea681da MK |
8 | .SH NAME |
9 | ccosh, ccoshf, ccoshl \- complex hyperbolic cosine | |
10 | .SH SYNOPSIS | |
11 | .B #include <complex.h> | |
68e4db0a | 12 | .PP |
fea681da | 13 | .BI "double complex ccosh(double complex " z ");" |
d39541ec | 14 | .br |
fea681da | 15 | .BI "float complex ccoshf(float complex " z ");" |
d39541ec | 16 | .br |
fea681da | 17 | .BI "long double complex ccoshl(long double complex " z ");" |
68e4db0a | 18 | .PP |
20c58d70 | 19 | Link with \fI\-lm\fP. |
fea681da | 20 | .SH DESCRIPTION |
f0a0305b MK |
21 | These functions calculate the complex hyperbolic cosine of |
22 | .IR z . | |
847e0d88 | 23 | .PP |
6b41ea97 | 24 | The complex hyperbolic cosine function is defined as: |
207050fa | 25 | .PP |
92499e06 | 26 | .nf |
92499e06 MK |
27 | ccosh(z) = (exp(z)+exp(\-z))/2 |
28 | .fi | |
f0d7ce1d MK |
29 | .SH VERSIONS |
30 | These functions first appeared in glibc in version 2.1. | |
47297adb | 31 | .SH CONFORMING TO |
9a74e018 | 32 | C99, POSIX.1-2001, POSIX.1-2008. |
47297adb | 33 | .SH SEE ALSO |
fea681da | 34 | .BR cabs (3), |
f54fb0fa | 35 | .BR cacosh (3), |
fea681da MK |
36 | .BR csinh (3), |
37 | .BR ctanh (3), | |
a8bda636 | 38 | .BR complex (7) |