---
title: "sign"
sidebar_label: "sign"
description: "Kotlin binding reference: sign."
---

<!-- Generated by tools/api_reference/generate_api_docs.py. Do not edit. -->

//[clika-runtime](../../../index.md)/[io.clika.runtime](../index.md)/[Ops](index.md)/[sign](sign.md)

# sign

[common]\
fun [sign](sign.md)(input: [Tensor](../Tensor/index.md)): [Tensor](../Tensor/index.md)

`sign(input: Tensor)`: the `sign` operator. Elementwise sign: `-1`, `0`, or `1`. Value-domain violations follow IEEE semantics (NaN / ±inf in the result), never an error.