.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de) .\" .\" %%%LICENSE_START(GPL_NOVERSION_ONELINE) .\" Distributed under GPL .\" %%%LICENSE_END .\" .TH CSINH 3 2017-09-15 "" "Linux Programmer's Manual" .SH NAME csinh, csinhf, csinhl \- complex hyperbolic sine .SH SYNOPSIS .B #include .PP .BI "double complex csinh(double complex " z ");" .br .BI "float complex csinhf(float complex " z ");" .br .BI "long double complex csinhl(long double complex " z ");" .PP Link with \fI\-lm\fP. .SH DESCRIPTION These functions calculate the complex hyperbolic sine of .IR z . .PP The complex hyperbolic sine function is defined as: .PP .nf csinh(z) = (exp(z)\-exp(\-z))/2 .fi .SH VERSIONS These functions first appeared in glibc in version 2.1. .SH ATTRIBUTES For an explanation of the terms used in this section, see .BR attributes (7). .TS allbox; lbw27 lb lb l l l. Interface Attribute Value T{ .BR csinh (), .BR csinhf (), .BR csinhl () T} Thread safety MT-Safe .TE .sp 1 .SH CONFORMING TO C99, POSIX.1-2001, POSIX.1-2008. .SH SEE ALSO .BR cabs (3), .BR casinh (3), .BR ccosh (3), .BR ctanh (3), .BR complex (7) .SH COLOPHON This page is part of release 4.16 of the Linux .I man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at \%https://www.kernel.org/doc/man\-pages/.