XLeratorDB/math Documentation
ACOSH
Updated: 17 August 2010
Use ACOSH to calculate the inverse hyperbolic cosine of a number. The number must be greater than or equal to 1.
Syntax
SELECT [westclintech].[wct].[ACOSH] (
<@Number, float,>)
Arguments
@Number
is any real number greater than or equal to 1. @Number is an expression of type float or of a type that can be implicitly converted to float.
Return Types
float
Remarks
· ACOSH = Log(@Number + (@Number * @Number - 1) ^ (1 / 2))
Example
SELECT wct.ACOSH(PI())
Here is the result set
----------------------
1.81152627246085
(1 row(s) affected)