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Fonctions numériques (trigonométrique)

ATANH

Calcule la tangente hyperbolique inverse (arc) de son argument.

Syntaxe

ATANH( <input_expr> )
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Arguments

input_expr

The value or expression to operate on. Must be a value between -1.0 and +1.0 (inclusive). The data type must be FLOAT or DECFLOAT.

Returns

If the input expression is of type DECFLOAT, the returned type is DECFLOAT. Otherwise, the returned type is FLOAT.

Exemples

SELECT ATANH(0.9051482536);

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 ATANH(0.9051482536) |
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 1.5                 |
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