# operator --(double4x2)

> Returns the result of a componentwise decrement operation on a double4x2 matrix.

## Definition

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

```csharp
public static double4x2 operator --(double4x2 val)
```

### Parameters

**** (\[double4x2]\(/engine/6000.7/script-reference/unity/mathematics/double4x2)): Value to use when computing the componentwise decrement.

### Returns

| Type                                                                        | Description                                      |
| --------------------------------------------------------------------------- | ------------------------------------------------ |
| [double4x2](/engine/6000.7/script-reference/unity/mathematics/double4x2.md) | double4x2 result of the componentwise decrement. |