---
title: "simd_add(_:_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/simd_add(_:_:)-7ul9y"
---

# simd_add(_:_:)

## Declaration

```swift
func simd_add(_ p: simd_quath, _ q: simd_quath) -> simd_quath
```

## Discussion

Discussion The sum of the quaternions p and q.