public String getName()
	{
		switch( error )
		{
			case NULL:
				return "#NULL!";
			case DIV0:
				return "#DIV/0!";
			case VALUE:
				return "#VALUE!";
			case REF:
				return "#REF!";
			case NAME:
				return "#NAME?";
			case NUM:
				return "#NUM!";
			case NA:
				return "#N/A";
			case CIR_ERR:
				return "#CIR_ERR!";
			default:
				return null;
		}
	}