NAME

sinh, cosh, tanh − hyperbolic functions

SYNOPSIS

#include <math.h>

double sinh (x)
double x;

double cosh (x)
double x;

double tanh (x)
double x;

DESCRIPTION

These functions compute the designated hyperbolic functions for real arguments. 

DIAGNOSTICS

Sinh and cosh return a huge value of appropriate sign when the correct value would overflow.