Returns the hyperbolic arc-cotangent of a number.

numberThe absolute value.

* 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 Hyperbolic Functions page.
* For the Microsoft documentation refer to


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