ACOTH(number)

Returns the hyperbolic arc-cotangent of a number.


numberThe absolute value.

Remarks

* Added in Excel 2013.
* The hyperbolic arc-cotangent is the inverse of the COTH function.
* The "number" must be greater than 1.
* If "number" < 1, then #NUM! is returned.
* If Abs(number) < 1, then #VALUE is returned.
* You can use the COTH function to return the hyperbolic cotangent.
* For a working example refer to the Quant > Hyperbolic Functions page.
* For the Microsoft documentation refer to support.office.com

 A
1=ACOTH(5) = 0.202732554054082
2=COTH(ACOTH(5)) = 5
3=ACOTH(0) = #NUM!


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