---
title: "matrix_determinant(_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/matrix_determinant(_:)-2n34p"
---

# matrix_determinant(_:)

Returns the determinant of the specified matrix.

## Declaration

```swift
func matrix_determinant(_ x: simd_double4x4) -> Double
```

## See Also

### Deprecated Symbols

- [matrix_invert(_:)](simd/matrix_invert(_:)-84fxh.md)
- [matrix_from_columns(_:_:_:_:)](simd/matrix_from_columns(_:_:_:_:)-61q4l.md)
- [matrix_from_diagonal(_:)](simd/matrix_from_diagonal(_:)-2r6tr.md)
- [matrix_equal(_:_:)](simd/matrix_equal(_:_:)-3jmfe.md)
- [matrix_transpose(_:)](simd/matrix_transpose(_:)-66ecl.md)
- [init(_:)](simd/simd_double4x4/init(_:)-4fie3.md)
- [cmatrix](simd/simd_double4x4/cmatrix.md)