public static boolean areCompatiable(Width lhs, Width rhs) {
		return lhs == rhs || (lhs == Width.ScalarDouble && rhs == Width.Quad)
				|| (lhs == Width.Quad && rhs == Width.ScalarDouble)
				|| (lhs == Width.ScalarSingle && rhs == Width.Long)
				|| (lhs == Width.Long && rhs == Width.ScalarSingle);
	}