permlib 0.2.9
Library for permutation computations
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set_stabilizer_search.h
1// ---------------------------------------------------------------------------
2//
3// This file is part of PermLib.
4//
5// Copyright (c) 2009-2011 Thomas Rehn <thomas@carmen76.de>
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31
32
33#ifndef CLASSIC_SET_STABILIZER_SEARCH_H_
34#define CLASSIC_SET_STABILIZER_SEARCH_H_
35
36#include <permlib/search/classic/backtrack_search.h>
37#include <permlib/predicate/setwise_stabilizer_predicate.h>
38
39namespace permlib {
40namespace classic {
41
43template<class BSGSIN,class TRANSRET>
44class SetStabilizerSearch : public BacktrackSearch<BSGSIN,TRANSRET> {
45public:
46 typedef typename BacktrackSearch<BSGSIN,TRANSRET>::PERM PERM;
47
49
53 SetStabilizerSearch(const BSGSIN& bsgs, unsigned int pruningLevelDCM);
54
56
60 template<class InputIterator>
61 void construct(InputIterator begin, InputIterator end);
62};
63
64template<class BSGSIN,class TRANSRET>
65SetStabilizerSearch<BSGSIN,TRANSRET>::SetStabilizerSearch(const BSGSIN& bsgs, unsigned int pruningLevelDCM)
66 : BacktrackSearch<BSGSIN,TRANSRET>(bsgs, pruningLevelDCM, true)
67{ }
68
69template<class BSGSIN,class TRANSRET>
70template<class InputIterator>
71void SetStabilizerSearch<BSGSIN,TRANSRET>::construct(InputIterator begin, InputIterator end) {
73
74 this->m_limitLevel = stabPred->limit();
75 this->m_limitBase = this->m_limitLevel;
76 this->m_limitInitialized = true;
77
79}
80
81}
82}
83
84#endif // -- CLASSIC_SET_STABILIZER_SEARCH_H_
unsigned int m_limitLevel
maximal backtrack level
Definition base_search.h:112
bool m_limitInitialized
true iff other m_limit variables have been initialized
Definition base_search.h:108
unsigned int m_limitBase
number of base points that correspond to maximal backtrack level m_limitLevel
Definition base_search.h:110
predicate for the subgroup that stabilizes a given point set
Definition setwise_stabilizer_predicate.h:44
virtual unsigned int limit() const
limit of recursion depth in backtrack search
Definition setwise_stabilizer_predicate.h:89
BacktrackSearch(const BSGSIN &bsgs, unsigned int pruningLevelDCM, bool breakAfterChildRestriction=false, bool stopAfterFirstElement=false)
constructor
Definition backtrack_search.h:90
void construct(SubgroupPredicate< PERM > *pred, bool addPredRefinement)
initializes the search
Definition backtrack_search.h:188
void construct(InputIterator begin, InputIterator end)
initializes search
Definition set_stabilizer_search.h:71
SetStabilizerSearch(const BSGSIN &bsgs, unsigned int pruningLevelDCM)
constructor
Definition set_stabilizer_search.h:65