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

atanhInverse hyperbolic tangent


atanh(float $num): float

Returns the inverse hyperbolic tangent of num, i.e. the value whose hyperbolic tangent is num.

Bağımsız Değişkenler


The argument to process

Dönen Değerler

Inverse hyperbolic tangent of num

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