tanh

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

tanh — Hyperbolic tangent

Description

Returns the hyperbolic tangent of num, defined as sinh($num)/cosh($num).

Parameters

num

The argument to process

Return Values

The hyperbolic tangent of num

See Also

• tan() - Tangent
• atanh() - Inverse hyperbolic tangent
• sinh() - Hyperbolic sine
• cosh() - Hyperbolic cosine