# operator !(bool4x4)

> Returns the result of a componentwise not operation on a bool4x4 matrix.

## Definition

* **Type:** Operator
* **Namespace:** [Unity.Mathematics](/engine/6000.7/script-reference/unity/mathematics.md)
* **Assembly:** UnityEngine.MathematicsModule

```csharp
public static bool4x4 operator !(bool4x4 val)
```

### Parameters

**** (\[bool4x4]\(/engine/6000.7/script-reference/unity/mathematics/bool4x4)): Value to use when computing the componentwise not.

### Returns

| Type                                                                    | Description                              |
| ----------------------------------------------------------------------- | ---------------------------------------- |
| [bool4x4](/engine/6000.7/script-reference/unity/mathematics/bool4x4.md) | bool4x4 result of the componentwise not. |