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atanh ( x -- y )
Factor documentation > Factor handbook > The language > Numbers > Mathematical functions > Trigonometric and hyperbolic functions
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Vocabulary
math.functions

Inputs and outputs
xa number
ya number


Word description
Inverse hyperbolic tangent.

Definition
USING: kernel math ;

IN: math.functions

: atanh ( x -- y ) [ 1 + ] [ 1 - neg ] bi / log 2 / ; inline