00001 /* 00002 * (c) copyright 2008, Technische Universitaet Graz and Technische Universitaet Wien 00003 * 00004 * This file is part of jdiagengine. 00005 * 00006 * jdiagengine is free software: you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation, either version 3 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * jdiagengine is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * You should have received a copy of the GNU General Public License 00016 * along with jdiagengine. If not, see <http://www.gnu.org/licenses/>. 00017 * 00018 * Authors: Joerg Weber, Franz Wotawa 00019 * Contact: jweber@ist.tugraz.at (preferred), or fwotawa@ist.tugraz.at 00020 * 00021 */ 00022 00023 00034 package theoremprover; 00035 00036 import java.lang.*; // Java language classes 00037 import java.util.*; 00038 import theoremprover.*; 00039 00040 00041 public class LVariable extends LConstant 00042 { 00043 // Instance creation and initialization 00044 00045 LVariable() 00046 { 00047 identifier = null; 00048 } 00049 00050 LVariable(String str) 00051 { 00052 identifier = str; 00053 } 00054 00055 // Accessing methods 00056 00057 public PropositionalTheoremProver asPropositionalSentence() 00058 { 00059 return null; 00060 } 00061 }