---
title: "SparseMultiply(_:_:_:)"
framework: accelerate
role: symbol
role_heading: Function
path: "accelerate/sparsemultiply(_:_:_:)-58wuo"
---

# SparseMultiply(_:_:_:)

Perform the multiply operation y = Subfactor * x for complex float values..

## Declaration

```swift
func SparseMultiply(_ Subfactor: SparseOpaqueSubfactor_Complex_Float, _ X: DenseVector_Complex_Float, _ Y: DenseVector_Complex_Float)
```

## Parameters

- `Subfactor`: (Input) The subfactor to multiply by, as returned by SparseCreateSubfactor().

## See Also

### Subfactor and dense vector multiplication

- [SparseMultiply(_:_:)](accelerate/sparsemultiply(_:_:)-8ehhn.md)
- [SparseMultiply(_:_:)](accelerate/sparsemultiply(_:_:)-7l3sr.md)
- [SparseMultiply(_:_:_:)](accelerate/sparsemultiply(_:_:_:)-6abql.md)
- [SparseMultiply(_:_:_:)](accelerate/sparsemultiply(_:_:_:)-2h425.md)
- [SparseMultiply(_:_:)](accelerate/sparsemultiply(_:_:)-3s0hu.md)
- [SparseMultiply(_:_:)](accelerate/sparsemultiply(_:_:)-9fn7j.md)
- [SparseMultiply(_:_:_:)](accelerate/sparsemultiply(_:_:_:)-4fwfv.md)
- [SparseMultiply(_:_:_:)](accelerate/sparsemultiply(_:_:_:)-6wrnf.md)