# ACOTH

The ACOTH function returns the inverse hyperbolic cotangent of a number. It is useful for performing calculations in trigonometry, statistics, and other mathematical analyses.

## Syntax

=ACOTH(`number`

)

`number` | The input for which you want to calculate the inverse hyperbolic cotangent. |

## About ACOTH

When you find yourself grappling with calculations involving the inverse hyperbolic cotangent, the ACOTH function is your go-to tool in Excel. Whether you are delving into trigonometric applications, statistical analyses, or complex mathematical computations, ACOTH provides the means to swiftly determine the inverse hyperbolic cotangent of a given input value. This function lends itself to a multitude of scenarios, facilitating efficient and accurate calculations that are integral to various fields of study and industry applications.

## Examples

If you want to find the inverse hyperbolic cotangent of the number 2, you can use the formula: =ACOTH(2). This will return the result representing the inverse hyperbolic cotangent of 2.

## Questions

**Under what circumstances does the ACOTH function return an error?**

The ACOTH function returns a #NUM! error if the absolute value of the input number is less than 1.

## Related functions

ACOT

ATANH

COTH

COTH