Name

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    TANH

Purpose

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    Calculates the hyperbolic tan function (tanh).

Category

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    Math

Calling Sequence

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    Result = TANH(X)

Inputs

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    X: Argument to tanh (may be an array).

Outputs

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    sinh(X) / cosh(X)

Example

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    IDL> PRINT, TANH(1.)
        0.761594

Modification History

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    Written by: Jeremy Bailin
    12 June 2008 Public release in JBIU