Policies & Guidelines

ACOSH

Calculate hyperbolic arccosine

Description

Calculates the inverse hyberbolic cosine of the given number. The value is returned in radians.

Function signature

ACOSH(number: Number) => Number

Parameter

Description

Number

The value for which to calculate the inverse hyperbolic cosine. Must be greater than or equal to 1.

Examples

Formula

Return value

ACOSH(1)

0

ACOSH(10)

2.993222846126381

ACOSH(10000)

9.903487550036129

ACOSH(EULER())

1.6574544541530771

ACOSH(0)

null

ACOSH(-1)

null