---
title: "-(_:_:)"
framework: accelerate
role: symbol
role_heading: Operator
path: "accelerate/bnnsgraph/builder/operationparameter/-(_:_:)-8vtfy"
---

# -(_:_:)

Adds an element-wise subtraction operation to the current graph.

## Declaration

```swift
static func - (lhs: Self, rhs: BNNSGraph.Builder.Tensor<Self.Element>) -> BNNSGraph.Builder.Tensor<Self.Element>
```