Group type for symmetric groups. More...

#include <group_type.h>

Inheritance diagram for permlib::SymmetricGroupType:

Public Member Functions
	SymmetricGroupType (unsigned int typeDegree_, unsigned int realDegree_)

Public Member Functions inherited from permlib::NamedGroupType
virtual void	writeTypeToStream (std::ostream &o) const
	writes type specific string to output stream

const char *	name () const
	the name of the group

unsigned int	typeDegree () const
	the degree of the named group to which the real action is isomorphic to

Public Member Functions inherited from permlib::GroupType
void	writeToStream (std::ostream &o) const
	writes a human readable identifier to the given output stream

unsigned int	realDegree () const
	the degree of the group as permutation group

bool	isNaturalAction () const
	returns true iff action is natural More...

Type	type () const
	the type of this the group

bool	equals (const GroupType *type_) const
	checks if two group types represent the same permutation group

void	setNonNaturalAction (unsigned int realDegree_)
	stores the information that this group acts non-naturally on realDegree many elements

virtual	~GroupType ()
	destructor

Additional Inherited Members
Public Types inherited from permlib::GroupType
enum	Type { None , Trivial , Named , Anonymous , WreathSymmetric , DirectProduct }
	types for which an implementation of GroupType exists

Protected Member Functions inherited from permlib::NamedGroupType
	NamedGroupType (const char *name_, unsigned int typeDegree_, unsigned int realDegree_)

virtual bool	equalsType (const GroupType *type_) const
	checks if two group types represent the same permutation group More...

Protected Member Functions inherited from permlib::GroupType
	GroupType (Type type_, unsigned int realDegree_, bool naturalAction)
	protected constructor

Protected Attributes inherited from permlib::NamedGroupType
const char *	m_name

unsigned int	m_typeDegree

Protected Attributes inherited from permlib::GroupType
Type	m_type
	group type

unsigned int	m_realDegree
	degree of the permutation group

bool	m_naturalAction
	stores whether action is natural

Detailed Description

Group type for symmetric groups.

Constructor & Destructor Documentation

permlib::SymmetricGroupType::SymmetricGroupType	(	unsigned int	typeDegree_,
		unsigned int	realDegree_
	)

inline

Parameters

typeDegree	degree of named group to which the real action is isomorphic to
realDegree	the number of elements the permutation group acts on

The documentation for this class was generated from the following file: