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[Home](./index.md) &gt; [rc-js-util](./rc-js-util.md) &gt; [Mat3](./rc-js-util.mat3.md) &gt; [TTypeGuardMat3](./rc-js-util.mat3.ttypeguardmat3.md)

## Mat3.TTypeGuardMat3 property

**Signature:**

```typescript
protected TTypeGuardMat3: true;
```