permlib
0.2.6
Library for permutation computations
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00001 // --------------------------------------------------------------------------- 00002 // 00003 // This file is part of PermLib. 00004 // 00005 // Copyright (c) 2009-2011 Thomas Rehn <thomas@carmen76.de> 00006 // All rights reserved. 00007 // 00008 // Redistribution and use in source and binary forms, with or without 00009 // modification, are permitted provided that the following conditions 00010 // are met: 00011 // 1. Redistributions of source code must retain the above copyright 00012 // notice, this list of conditions and the following disclaimer. 00013 // 2. Redistributions in binary form must reproduce the above copyright 00014 // notice, this list of conditions and the following disclaimer in the 00015 // documentation and/or other materials provided with the distribution. 00016 // 3. The name of the author may not be used to endorse or promote products 00017 // derived from this software without specific prior written permission. 00018 // 00019 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 00020 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00021 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 00022 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 00023 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00024 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00025 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00026 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00027 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 00028 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00029 // 00030 // --------------------------------------------------------------------------- 00031 00032 #include <list> 00033 #include <vector> 00034 00035 #ifndef BSGSCORE_H_ 00036 #define BSGSCORE_H_ 00037 00038 namespace permlib { 00039 00041 template <class PERM, class TRANS> 00042 struct BSGSCore { 00043 public: 00045 typedef PERM PERMtype; 00047 typedef TRANS TRANStype; 00048 00049 typedef std::list<typename PERM::ptr> PERMlist; 00050 00052 virtual ~BSGSCore() {} 00053 00055 std::vector<dom_int> B; 00057 PERMlist S; 00059 std::vector<TRANS> U; 00061 dom_int n; 00062 00064 00067 virtual bool operator==(const BSGSCore<PERM,TRANS>& bsgs) const; 00068 00070 virtual bool isSymmetricGroup() const { return false; } 00071 protected: 00073 explicit BSGSCore(unsigned int id) : m_id(id) {} 00075 BSGSCore(unsigned int id, dom_int n_, dom_int bSize) : B(bSize), n(n_), m_id(id) {} 00077 BSGSCore(unsigned int id, const std::vector<dom_int>& B_, const std::vector<TRANS>& U_, dom_int n_) 00078 : B(B_), U(U_.size(), TRANS(n_)), n(n_), m_id(id) {} 00079 00081 int m_id; 00082 private: 00084 BSGSCore(const BSGSCore<PERM,TRANS>& copy) {} 00086 BSGSCore& operator=(const BSGSCore<PERM,TRANS>& copy) {} 00087 }; 00088 00089 template <class PERM, class TRANS> 00090 bool BSGSCore<PERM, TRANS>::operator==(const BSGSCore<PERM,TRANS>& bsgs) const { 00091 return bsgs.m_id == this->m_id; 00092 } 00093 00094 } 00095 00096 #endif // BSGSCORE_H_ 00097