1 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
3 .\" %%%LICENSE_START(GPL_NOVERSION_ONELINE)
4 .\" Distributed under GPL
7 .TH CTANH 3 2008-08-11 "" "Linux Programmer's Manual"
9 ctanh, ctanhf, ctanhl \- complex hyperbolic tangent
11 .B #include <complex.h>
13 .BI "double complex ctanh(double complex " z ");"
15 .BI "float complex ctanhf(float complex " z );
17 .BI "long double complex ctanhl(long double complex " z ");"
21 The complex hyperbolic tangent function is defined
25 ctanh(z) = csinh(z) / ccosh(z)
28 These functions first appeared in glibc in version 2.1.
38 This page is part of release 3.67 of the Linux
41 A description of the project,
42 information about reporting bugs,
43 and the latest version of this page,
45 \%http://www.kernel.org/doc/man\-pages/.