summaryrefslogtreecommitdiff
path: root/fuzzylite/fl/norm/t/HamacherProduct.h
blob: 79c56eed0d5fee02a4f3b80fb44124c3ebfccdeb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
/*
 fuzzylite (R), a fuzzy logic control library in C++.
 Copyright (C) 2010-2017 FuzzyLite Limited. All rights reserved.
 Author: Juan Rada-Vilela, Ph.D. <jcrada@fuzzylite.com>

 This file is part of fuzzylite.

 fuzzylite is free software: you can redistribute it and/or modify it under
 the terms of the FuzzyLite License included with the software.

 You should have received a copy of the FuzzyLite License along with
 fuzzylite. If not, see <http://www.fuzzylite.com/license/>.

 fuzzylite is a registered trademark of FuzzyLite Limited.
 */

#ifndef FL_HAMACHERPRODUCT_H
#define FL_HAMACHERPRODUCT_H

#include "fl/norm/TNorm.h"

namespace fl {

    /**
      The HamacherProduct class is a TNorm that computes the Hamacher product
      of any two values.

      @author Juan Rada-Vilela, Ph.D.
      @see HamacherSum
      @see TNorm
      @see TNormFactory
      @see Norm
      @since 4.0
     */
    class FL_API HamacherProduct FL_IFINAL : public TNorm {
    public:
        std::string className() const FL_IOVERRIDE;

        Complexity complexity() const FL_IOVERRIDE;
        /**
          Computes the Hamacher product of two membership function values
          @param a is a membership function value
          @param b is a membership function value
          @return @f$(a \times b) / (a+b- a \times b)@f$
         */
        scalar compute(scalar a, scalar b) const FL_IOVERRIDE;
        HamacherProduct* clone() const FL_IOVERRIDE;

        static TNorm* constructor();
    };
}
#endif  /* FL_HAMACHERPRODUCT_H */