---
title: epsilon
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/bnnslayerparametersreduction/epsilon
---

# epsilon

A value that the operation adds to each element when computing the sum of logarithms.

## Declaration

```swift
var epsilon: Float
```

## See Also

### Instance Properties

- [i_desc](accelerate/bnnslayerparametersreduction/i_desc.md)
- [o_desc](accelerate/bnnslayerparametersreduction/o_desc.md)
- [w_desc](accelerate/bnnslayerparametersreduction/w_desc.md)
- [reduce_func](accelerate/bnnslayerparametersreduction/reduce_func.md)