---
title: b
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/vimage_affinetransform/b
---

# b

The entry at position [1,2] in the matrix.

## Declaration

```swift
var b: Float
```

## See Also

### Affine Transform Matrix Elements

- [a](accelerate/vimage_affinetransform/a.md)
- [c](accelerate/vimage_affinetransform/c.md)
- [d](accelerate/vimage_affinetransform/d.md)
- [tx](accelerate/vimage_affinetransform/tx.md)
- [ty](accelerate/vimage_affinetransform/ty.md)