TANH

NAME
SYNOPSIS
DESCRIPTION
CONFORMING TO
SEE ALSO

NAME

tanh − hyperbolic tangent function

SYNOPSIS

#include <math.h>

double tanh(double x);

DESCRIPTION

The tanh() function returns the hyperbolic tangent of x, which is defined mathematically as sinh(x) / cosh(x).

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899

SEE ALSO

acosh(3), asinh(3), atanh(3), cosh(3), sinh(3)