Spread.NET 17 Formula Reference
Formula Functions / Functions A to C / ATANH
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    ATANH
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    This function calculates the inverse hyperbolic tangent of a number.

    Syntax

    ATANH(value)

    Arguments

    For the argument, you can specify any real number between 1 and –1, excluding –1 and 1.

    Remarks

    This function is the inverse of the hyperbolic tangent, so ATANH(TANH(n)) gives the result n.

    Data Types

    Accepts numeric data. Returns numeric data.

    Examples

    ATANH(B5)

    ATANH(R5C2)

    ATANH(0.55) gives the resultlt 0.6183813136

    ATANH(-0.2) gives the result -0.2027325541

    Version Available

    This function is available in product version 1.0 or later.

    See Also

    ACOSH | ASINH | ATAN | TAN | Math and Trigonometry Functions