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| -rw-r--r-- | man3/ccosh.3 | 40 |
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diff --git a/man3/ccosh.3 b/man3/ccosh.3 new file mode 100644 index 0000000..ee0c384 --- /dev/null +++ b/man3/ccosh.3 @@ -0,0 +1,40 @@ +.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de) +.\" +.\" SPDX-License-Identifier: GPL-1.0-or-later +.\" +.TH ccosh 3 2023-03-30 "Linux man-pages 6.05.01" +.SH NAME +ccosh, ccoshf, ccoshl \- complex hyperbolic cosine +.SH LIBRARY +Math library +.RI ( libm ", " \-lm ) +.SH SYNOPSIS +.nf +.B #include <complex.h> +.PP +.BI "double complex ccosh(double complex " z ); +.BI "float complex ccoshf(float complex " z ); +.BI "long double complex ccoshl(long double complex " z ); +.fi +.SH DESCRIPTION +These functions calculate the complex hyperbolic cosine of +.IR z . +.PP +The complex hyperbolic cosine function is defined as: +.PP +.in +4n +.EX +ccosh(z) = (exp(z)+exp(\-z))/2 +.EE +.in +.SH STANDARDS +C11, POSIX.1-2008. +.SH HISTORY +glibc 2.1. +C99, POSIX.1-2001. +.SH SEE ALSO +.BR cabs (3), +.BR cacosh (3), +.BR csinh (3), +.BR ctanh (3), +.BR complex (7) |