public NumericVariable( DataType type, String value ) throws LemRuntimeException {
public NumericVariable( String value ) throws LemRuntimeException {
	public NumericVariable( DataType type, String value ) throws LemRuntimeException {		try {			if (value != null)				this.value = new BigDecimal( value );			else				this.value = new BigDecimal( 0 );			setType( type );		} catch( NumberFormatException nfe ) {			System.err.println( "Invalid string passed to NumericVariable constructor: " 							+ nfe.getMessage() );		}	}