dox/html/ExtensionInfo_8cc_source.html

/*****************************************************************************\

 * Computer Algebra System SINGULAR

\*****************************************************************************/

/** @file ExtensionInfo.cc

 *

 * This file provides member functions for ExtensionInfo

 *

 * @author Martin Lee

 *

 **/

/*****************************************************************************/


#include "config.h"


#include "ExtensionInfo.h"


ExtensionInfo::ExtensionInfo (const bool extension)

{

  m_alpha= Variable (1);

  m_beta= Variable (1);

  m_gamma= CanonicalForm ();

  m_delta= CanonicalForm ();

  m_GFDegree= 1;

  m_GFName= 'Z';

  m_extension= extension;

}


ExtensionInfo::ExtensionInfo (const Variable& alpha, const Variable& beta,

                              const CanonicalForm& gamma, const CanonicalForm&

                              delta, const int nGFDegree, const char cGFName,

                              const bool extension)

{

  m_alpha= alpha;

  m_beta= beta;

  m_gamma= gamma;

  m_delta= delta;

  m_GFDegree= nGFDegree;

  m_GFName= cGFName;

  m_extension= extension;

}


ExtensionInfo::ExtensionInfo (const Variable& alpha, const Variable& beta,

                              const CanonicalForm& gamma, const CanonicalForm&

                              delta)

{

  m_alpha= alpha;

  m_beta= beta;

  m_gamma= gamma;

  m_delta= delta;

  m_GFDegree= 0;

  m_GFName= 'Z';

  m_extension= true;

}


ExtensionInfo::ExtensionInfo (const Variable& alpha, const bool extension)

{

  m_alpha= alpha;

  m_beta= Variable (1);

  m_gamma= CanonicalForm ();

  m_delta= CanonicalForm ();

  m_GFDegree= 0;

  m_GFName= 'Z';

  m_extension= extension;

}


ExtensionInfo::ExtensionInfo (const Variable& alpha)

{

  m_alpha= alpha;

  m_beta=  Variable (1);

  m_gamma= CanonicalForm ();

  m_delta= CanonicalForm ();

  m_GFDegree= 1;

  m_GFName= 'Z';

  m_extension= true;

}


ExtensionInfo::ExtensionInfo (const int nGFDegree, const char cGFName, const

                              bool extension)

{

  m_alpha= Variable (1);

  m_beta= Variable (1);

  m_gamma= CanonicalForm ();

  m_delta= CanonicalForm ();

  m_GFDegree= nGFDegree;

  m_GFName= cGFName;

  m_extension= extension;

}


ExtensionInfo.h
This file provides a class to store information about finite fields and extensions thereof.

CanonicalForm
factory's main class
Definition: canonicalform.h:86

ExtensionInfo::m_delta
CanonicalForm m_delta
a primitive element of  or 1
Definition: ExtensionInfo.h:60

ExtensionInfo::m_GFDegree
int m_GFDegree
GF degree or 1.
Definition: ExtensionInfo.h:62

ExtensionInfo::ExtensionInfo
ExtensionInfo(const bool extension)
as initial field, if extension is true we are in some GF
Definition: ExtensionInfo.cc:19

ExtensionInfo::m_extension
bool m_extension
indicates if we are in an extension of some initial field
Definition: ExtensionInfo.h:66

ExtensionInfo::m_GFName
char m_GFName
name of GF variable
Definition: ExtensionInfo.h:64

ExtensionInfo::m_beta
Variable m_beta
an algebraic variable or Variable (1)
Definition: ExtensionInfo.h:56

ExtensionInfo::m_alpha
Variable m_alpha
an algebraic variable or Variable (1)
Definition: ExtensionInfo.h:54

ExtensionInfo::m_gamma
CanonicalForm m_gamma
a primitive element of  or 1
Definition: ExtensionInfo.h:58

Variable
factory's class for variables
Definition: variable.h:33

alpha
Variable alpha
Definition: facAbsBiFact.cc:51

beta
Variable beta
Definition: facAbsFact.cc:95