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# SparseLSMRConvergenceTest_t

Constants that specify the type of convergence test.

```
struct SparseLSMRConvergenceTest_t
```

## Topics

### Constants

[`SparseLSMRCTDefault`](/documentation/Accelerate/SparseLSMRCTDefault)

The default convergence test.

[`SparseLSMRCTFongSaunders`](/documentation/Accelerate/SparseLSMRCTFongSaunders)

Fong and Saunder’s original convergence test.

### Raw Values

[`init(_:)`](/documentation/Accelerate/SparseLSMRConvergenceTest_t/init(_:))

[`init(rawValue:)`](/documentation/Accelerate/SparseLSMRConvergenceTest_t/init(rawValue:))

[`rawValue`](/documentation/Accelerate/SparseLSMRConvergenceTest_t/rawValue)

## Relationships

### Conforms To

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

[`Sendable`](/documentation/Swift/Sendable)

---

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