---
name: "Maths.acos"
section: "3kaya"
platform: "linux"
package: "kaya"
version: "0.4.4-6.2"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/Maths.acos"
---

# Maths.acos(3kaya)

ArcCosine

## NAME

Maths::acos - ArcCosine

## SYNOPSIS

**Float acos(** *Float x* **)**

## ARGUMENTS

**x** The cosine of the angle

## DESCRIPTION

Returns an angle for which *x* is the cosine.

## AUTHORS

Kaya standard library by Edwin Brady, Chris Morris and others (kaya@kayalang.org). For further information see http://kayalang.org/

## LICENSE

The Kaya standard library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License (version 2.1 or any later version) as published by the Free Software Foundation.

## RELATED

**Maths.asin (3kaya)**

**Maths.atan (3kaya)**

**Maths.cos (3kaya)**