---
title: NDArray.ScalarType.int3
framework: coreai
role: symbol
role_heading: Case
path: coreai/ndarray/scalartype-swift.enum/int3
---

# NDArray.ScalarType.int3

A 3-bit signed integer.

## Declaration

```swift
case int3
```

## Discussion

Discussion Three-bit signed integers can represent values in the range [-4, 3]. This type is used for quantization.

## See Also

### Defining sub-byte signed integer types

- [NDArray.ScalarType.int2](coreai/ndarray/scalartype-swift.enum/int2.md)
- [NDArray.ScalarType.int4](coreai/ndarray/scalartype-swift.enum/int4.md)
- [NDArray.ScalarType.int5](coreai/ndarray/scalartype-swift.enum/int5.md)
- [NDArray.ScalarType.int6](coreai/ndarray/scalartype-swift.enum/int6.md)
- [NDArray.ScalarType.int7](coreai/ndarray/scalartype-swift.enum/int7.md)