---
title: SparseSubfactor_t
framework: accelerate
role: symbol
role_heading: Structure
path: accelerate/sparsesubfactor_t
---

# SparseSubfactor_t

Constants that define the subfactor of a factorization.

## Declaration

```swift
struct SparseSubfactor_t
```

## Topics

### Constants

- [SparseSubfactorInvalid](accelerate/sparsesubfactorinvalid.md)
- [SparseSubfactorP](accelerate/sparsesubfactorp.md)
- [SparseSubfactorS](accelerate/sparsesubfactors.md)
- [SparseSubfactorL](accelerate/sparsesubfactorl.md)
- [SparseSubfactorD](accelerate/sparsesubfactord.md)
- [SparseSubfactorPLPS](accelerate/sparsesubfactorplps.md)
- [SparseSubfactorQ](accelerate/sparsesubfactorq.md)
- [SparseSubfactorR](accelerate/sparsesubfactorr.md)
- [SparseSubfactorRP](accelerate/sparsesubfactorrp.md)
- [SparseSubfactorSc](accelerate/sparsesubfactorsc.md)
- [SparseSubfactorSr](accelerate/sparsesubfactorsr.md)

### Raw Values

- [init(_:)](accelerate/sparsesubfactor_t/init(_:).md)
- [init(rawValue:)](accelerate/sparsesubfactor_t/init(rawvalue:).md)
- [rawValue](accelerate/sparsesubfactor_t/rawvalue.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)

## See Also

### Subfactor Extraction

- [SparseCreateSubfactor(_:_:)](accelerate/sparsecreatesubfactor(_:_:)-49d8w.md)
- [SparseOpaqueFactorization_Double](accelerate/sparseopaquefactorization_double.md)
- [SparseCreateSubfactor(_:_:)](accelerate/sparsecreatesubfactor(_:_:)-4renf.md)
- [SparseOpaqueFactorization_Float](accelerate/sparseopaquefactorization_float.md)
- [SparseCreateSubfactor(_:_:)](accelerate/sparsecreatesubfactor(_:_:)-39487.md)
- [SparseCreateSubfactor(_:_:)](accelerate/sparsecreatesubfactor(_:_:)-udwd.md)