---
title: "-(_:)"
framework: spatial
role: symbol
role_heading: Operator
path: "spatial/angle2d/-(_:)"
---

# -(_:)

Returns the additive inverse of the given angle.

## Declaration

```swift
static func - (angle: Angle2D) -> Angle2D
```

## See Also

### Applying arithmetic operations

- [+(_:)](spatial/angle2d/+(_:).md)
- [+(_:_:)](spatial/angle2d/+(_:_:).md)
- [+=(_:_:)](spatial/angle2d/+=(_:_:).md)
- [-(_:_:)](spatial/angle2d/-(_:_:).md)
- [-=(_:_:)](spatial/angle2d/-=(_:_:).md)