acosh function

Applies to: Databricks SQL Databricks Runtime

Returns the inverse hyperbolic cosine of expr.

Syntax

acosh(expr)

Arguments

• expr: A numeric expression.

Returns

A DOUBLE.

If the argument is out of bounds, NaN is returned.

Examples

> SELECT acosh(1);
 0.0

> SELECT acosh(0);
 NaN

Related functions

• cos function
• acos function