permlib 0.2.9
Library for permutation computations
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intersection_search.h
1// ---------------------------------------------------------------------------
2//
3// This file is part of PermLib.
4//
5// Copyright (c) 2009-2011 Thomas Rehn <thomas@carmen76.de>
6// All rights reserved.
7//
8// Redistribution and use in source and binary forms, with or without
9// modification, are permitted provided that the following conditions
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11// 1. Redistributions of source code must retain the above copyright
12// notice, this list of conditions and the following disclaimer.
13// 2. Redistributions in binary form must reproduce the above copyright
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18//
19// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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30// ---------------------------------------------------------------------------
31
32
33#ifndef PARTITION_INTERSECTION_SEARCH_H_
34#define PARTITION_INTERSECTION_SEARCH_H_
35
36#include <permlib/search/partition/r_base.h>
37#include <permlib/predicate/group_intersection_predicate.h>
38
39namespace permlib {
40namespace partition {
41
43template<class BSGSIN,class TRANSRET>
44class IntersectionSearch : public RBase<BSGSIN,TRANSRET> {
45public:
46 typedef typename RBase<BSGSIN,TRANSRET>::PERM PERM;
47 typedef typename RBase<BSGSIN,TRANSRET>::TRANS TRANS;
48
50
54 IntersectionSearch(const BSGSIN& bsgs, unsigned int pruningLevelDCM);
55
57
60 void construct(BSGSIN* bsgs2);
61
62 typedef typename RBase<BSGSIN,TRANSRET>::PartitionIt PartitionIt;
63};
64
65template<class BSGSIN,class TRANSRET>
66IntersectionSearch<BSGSIN,TRANSRET>::IntersectionSearch(const BSGSIN& bsgs, unsigned int pruningLevelDCM)
67 : RBase<BSGSIN,TRANSRET>(bsgs, pruningLevelDCM)
68{ }
69
70template<class BSGSIN,class TRANSRET>
74
76}
77
78}
79}
80
81#endif // -- PARTITION_INTERSECTION_SEARCH_H_
predicate for the subgroup that arises as the intersection of two given groups
Definition: group_intersection_predicate.h:45
-refinements for group membership
Definition: refinement_family.h:67
subgroup search for a group intersection based on partition backtracking
Definition: intersection_search.h:44
IntersectionSearch(const BSGSIN &bsgs, unsigned int pruningLevelDCM)
constructor
Definition: intersection_search.h:66
void construct(BSGSIN *bsgs2)
initializes search
Definition: intersection_search.h:71
R-base for partition backtracking.
Definition: r_base.h:56
void construct(SubgroupPredicate< PERM > *pred, RefinementFamily< PERM > *predRefinement)
constructs an R-base for given predicate and refinement family
Definition: r_base.h:115