---
title: "matrix_determinant(_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/matrix_determinant(_:)-4yqoy"
---

# matrix_determinant(_:)

Returns the determinant of the specified matrix.

## Declaration

```swift
func matrix_determinant(_ x: simd_float4x4) -> Float
```

## See Also

### Deprecated Symbols

- [matrix_invert(_:)](simd/matrix_invert(_:)-7fevy.md)
- [matrix_from_diagonal(_:)](simd/matrix_from_diagonal(_:)-71pds.md)
- [matrix_equal(_:_:)](simd/matrix_equal(_:_:)-752xl.md)
- [matrix_from_columns(_:_:_:_:)](simd/matrix_from_columns(_:_:_:_:)-5d0yw.md)
- [matrix_transpose(_:)](simd/matrix_transpose(_:)-8t44c.md)
- [cmatrix](simd/simd_float4x4/cmatrix.md)
- [init(_:)](simd/simd_float4x4/init(_:)-2ga0f.md)