xref: /freebsd/lib/msun/man/cosh.3 (revision dc36d6f9bb1753f3808552f3afd30eda9a7b206a)

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.Dd April 3, 2022
.Dt COSH 3
.Os
.Sh NAME
.Nm cosh ,
.Nm coshf ,
.Nm coshl
.Nd hyperbolic cosine functions
.Sh LIBRARY
.Lb libm
.Sh SYNOPSIS
.In math.h
.Ft double
.Fn cosh "double x"
.Ft float
.Fn coshf "float x"
.Ft long double
.Fn coshl "long double x"
.Sh DESCRIPTION
The
.Fn cosh ,
.Fn coshf ,
and
.Fn coshl
functions compute the hyperbolic cosine of
.Fa x .
.Sh SEE ALSO
.Xr acos 3 ,
.Xr asin 3 ,
.Xr atan 3 ,
.Xr atan2 3 ,
.Xr ccosh 3 ,
.Xr cos 3 ,
.Xr math 3 ,
.Xr sin 3 ,
.Xr sinh 3 ,
.Xr tan 3 ,
.Xr tanh 3
.Sh STANDARDS
The
.Fn cosh
function conforms to
.St -isoC .
.Sh HISTORY
The
.Fn cosh
function first appeared in
.At v7 .