eDynamicUnset( eFeature );
super.eUnset( featureID );
	public void eUnset( EStructuralFeature eFeature )	{		switch ( eDerivedStructuralFeatureID( eFeature ) )		{			case AttributePackage.ROTATION3_D__ANGLES :				getAngles( ).clear( );				return;		}		eDynamicUnset( eFeature );	}