1 /**
2  *
3  *   Copyright (c) 2005-2021 by Pierre-Henri WUILLEMIN(_at_LIP6) & Christophe GONZALES(_at_AMU)
4  *   info_at_agrum_dot_org
5  *
6  *  This library is free software: you can redistribute it and/or modify
7  *  it under the terms of the GNU Lesser General Public License as published by
8  *  the Free Software Foundation, either version 3 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This library is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU Lesser General Public License for more details.
15  *
16  *  You should have received a copy of the GNU Lesser General Public License
17  *  along with this library.  If not, see <http://www.gnu.org/licenses/>.
18  *
19  */
20 
21 
22 /** @file
23  * @brief the base class for all structural constraints
24  *
25  * @author Christophe GONZALES(_at_AMU) and Pierre-Henri WUILLEMIN(_at_LIP6)
26  */
27 #ifndef GUM_LEARNING_STRUCTURAL_CONSTRAINT_H
28 #define GUM_LEARNING_STRUCTURAL_CONSTRAINT_H
29 
30 #include <agrum/BN/learning/constraints/structuralConstraintSetStatic.h>
31 
32 namespace gum {
33 
34   namespace learning {
35 
36     /** @class StructuralConstraintEmpty
37      * @brief the base class for all structural constraints
38      * @ingroup learning_group
39      */
40     struct StructuralConstraintEmpty {
41       using allConstraints = _ConstraintSet_< void >;
42     };
43 
44   } /* namespace learning */
45 
46 } /* namespace gum */
47 
48 #endif /* GUM_LEARNING_STRUCTURAL_CONSTRAINT_H */
49