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File org.dgpf.gp.regression.base.Expression.java

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/*
 * Copyright (c) 2006 Thomas Weise
 * 
 * E-Mail           : tweise@gmx.de
 * Creation Date    : 2006-07-24 13:27:03
 * Original Filename: org.dgpf.gp.regression.Expression.java
 * Version          : 1.0.0
 * Last modification: 2006-07-24
 *                by: Thomas Weise
 * 
 * License          : GNU LESSER GENERAL PUBLIC LICENSE
 *                    Version 2.1, February 1999
 *                    You should have received a copy of this license along
 *                    with this library; if not, write to the Free Software
 *                    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *                    MA 02111-1307, USA or download the license under
 *                    http://www.gnu.org/copyleft/lesser.html.
 *                    
 * Warranty         : This software is provided "as is" without any
 *                    warranty; without even the implied warranty of
 *                    merchantability or fitness for a particular purpose.
 *                    See the Gnu Lesser General Public License for more
 *                    details.
 */

 
package org.dgpf.gp.regression.base;


/**
 * This is the abstract base class used to represent an expression in
 * symbolic regression.
 *
 * @author Thomas Weise
 */

public abstract class Expression  extends AggregationBase
  {
/**
 * Obtain the expression handler used to handle this expression.
 * @return The expression handler used to handle this expression.
 */

  public  abstract  IExpressionHandler  get_handler();
  
/**
 * Check whether an expression is constant or not.
 * @return  <code>true</code> if and only if the specified expression is
 *          constant.
 */

  public  abstract  boolean             is_constant();
  }

File Information:

file name:Expression.java
package:org.dgpf.gp.regression.base
qualified name:org.dgpf.gp.regression.base.Expression.java
file type:Java Source File
download location:download http://dgpf.sourceforge.net/source/org/dgpf/gp/regression/base/Expression.java
size:1.740 KB (1782 B)
uploaded: 2015-07-22 04:10:56 GMT+0000
last update: 2006-08-09 07:08:04 GMT+0000
last access: 2017-11-17 19:22:11 GMT+0000

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