---
title: double4x4
framework: simd
role: symbol
role_heading: Type Alias
path: simd/double4x4
---

# double4x4

A type alias for a double-precision 4 x 4 matrix.

## Declaration

```swift
typealias double4x4 = simd_double4x4
```

## See Also

### Type Aliases

- [matrix_double4x4](simd/matrix_double4x4.md)