# LOG10E_DBL

> The base 10 logarithm of e. Approximately 0.43. This is a f64/double precision constant.

## Definition

* **Type:** Field
* **Namespace:** [Unity.Mathematics](/engine/6000.6/script-reference/unity/mathematics.md)
* **Assembly:** UnityEngine.MathematicsModule

```csharp
public const double LOG10E_DBL = 0.4342944819032518
```