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source: trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/Interfaces/ISymbolicExpressionGrammar.cs @ 3294

Last change on this file since 3294 was 3294, checked in by gkronber, 14 years ago

Added first version of architecture altering operators for ADFs. #290 (Implement ADFs)

File size: 1.6 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.Collections.Generic;
24using System.Linq;
25using System.Text;
26using HeuristicLab.Core;
27using System.Xml;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Encodings.SymbolicExpressionTreeEncoding {
31  public interface ISymbolicExpressionGrammar : IItem {
32    Symbol StartSymbol { get; }
33    Symbol ProgramRootSymbol { get; }
34    IEnumerable<Symbol> GetAllowedSymbols(Symbol parent, int argumentIndex);
35    int GetMinExpressionLength(Symbol start);
36    int GetMaxExpressionLength(Symbol start);
37    int GetMinExpressionDepth(Symbol start);
38    int GetMinSubTreeCount(Symbol start);
39    int GetMaxSubTreeCount(Symbol start);
40
41    bool IsValidExpression(SymbolicExpressionTree expression);
42  }
43}
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