/**
 * 
 */
package interfacceSpecifiche;

import specificheAEmilia.Expression;

/**
 * @author Acer5736Z_1
 *
 */
public abstract class NumberExp extends Expression
	{
	
	/**
	 * Restituisce il numero.
	 * 
	 * @return
	 */
	public abstract double getNumber();
	
	}
