---
title: epsilon
framework: ML Compute
role: symbol
role_heading: Instance Property
platforms: [iOS 15.0+, iPadOS 15.0+, Mac Catalyst 15.0+, macOS 12.0+, tvOS 15.0+]
path: mlcompute/mlcadamwoptimizer/epsilon
---

# epsilon

The epsilon value for improving numerical stability.

## Declaration

```swift
var epsilon: Float { get }
```

## See Also

### Inspecting an AdamW Optimizer

- [beta1](mlcompute/mlcadamwoptimizer/beta1.md)
- [beta2](mlcompute/mlcadamwoptimizer/beta2.md)
- [timeStep](mlcompute/mlcadamwoptimizer/timestep.md)
- [usesAMSGrad](mlcompute/mlcadamwoptimizer/usesamsgrad.md)