---
title: bnnsArithmeticFunction
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/bnns/arithmeticunaryfunction/bnnsarithmeticfunction
---

# bnnsArithmeticFunction

The underlying arithmetic function.

## Declaration

```swift
var bnnsArithmeticFunction: BNNSArithmeticFunction { get }
```