)

---

The arctanh( function calculates the inverse hyperbolic tangent of a numeric value.

---

Parameters

This function has one parameter:

value – A numeric value between -1 and +1.

---

Description

This function calculates the inverse hyperbolic tangent of a value. The graph below shows the result of the arctanh( function given input values from -1 to +1.

For more information about hyperbolic functions see Wikipedia and Wolfram Mathworld.

---

See Also

• arccos( -- calculates the inverse cosine of a numeric value.
• arccosh( -- calculates the inverse hyperbolic cosine of a numeric value.
• arcsin( -- calculates the inverse sine of a numeric value.
• arcsinh( -- calculates the inverse hyperbolic sine of a numeric value.
• arctan( -- calculates the inverse tangent of a numeric value.
• cosh( -- calculates the hyperbolic cosine of a numeric value.
• sinh( -- calculates the hyperbolic sine of a numeric value.
• tanh( -- calculates the hyperbolic tangent of a numeric value.

---

History

Version	Status	Notes
10.0	No Change	Carried over from Panorama 6.0