construct()

void F4Res::construct	(	int	lev,
		int	degree )

Definition at line 640 of file res-f4.cpp.

{
  decltype(timer()) timeA, timeB;
 
  resetMatrix(lev, degree);
 
  if (M2_gbTrace >= 2)
     std::cout << "construct (" << lev << "," << degree-lev << ")" << std::endl;
 
  timeA = timer();
  makeMatrix();
  timeB = timer();
  mFrame.timeMakeMatrix += seconds(timeB - timeA);
 
  //if (M2_gbTrace >= 2) mHashTable.dump();
 
  if (M2_gbTrace >= 2)
    std::cout << "  make (" << lev << "," << degree-lev << "): " << seconds(timeB - timeA) << " sec"
              << std::endl;
 
#if 0
  std::cout << "-- rows --" << std::endl;
  debugOutputReducers();
  std::cout << "-- columns --" << std::endl;
  debugOutputColumns();
  std :: cout << "-- reducer matrix --" << std::endl;
  if (true or lev <= 2)
    debugOutputMatrix(mReducers);
  else
    debugOutputMatrixSparse(mReducers);
 
  std :: cout << "-- reducer matrix --" << std::endl;
  debugOutputMatrix(mReducers);
  debugOutputMatrixSparse(mReducers);
 
  std :: cout << "-- spair matrix --" << std::endl;
  debugOutputMatrix(mSPairs);
  debugOutputMatrixSparse(mSPairs);
#endif
 
//  if (M2_gbTrace >= 2)
//    std::cout << "  (degree,level)=(" << (mThisDegree - mThisLevel) << ","
//              << mThisLevel << ") #spairs=" << mSPairs.size()
//              << " reducer= " << mReducers.size() << " x " << mReducers.size()
//              << std::endl;
 
//  if (M2_gbTrace >= 2) std::cout << "  gauss reduce matrix" << std::endl;
 
  timeA = timer();
  gaussReduce();
  timeB = timer();
  mFrame.timeGaussMatrix += seconds(timeB - timeA);
 
  if (M2_gbTrace >= 2)
    std::cout << "  gauss (" << lev << "," << degree-lev << "): " << seconds(timeB - timeA) << " sec"
              << std::endl;
//    std::cout << "    time: " << seconds(timeB - timeA) << " sec" << std::endl;
  //  mFrame.show(-1);
 
  timeA = timer();
  clearMatrix();
  timeB = timer();
  mFrame.timeClearMatrix += seconds(timeB - timeA);
}

References clearMatrix(), debugOutputColumns(), debugOutputMatrix(), debugOutputMatrixSparse(), debugOutputReducers(), gaussReduce(), M2_gbTrace, makeMatrix(), mFrame, mReducers, mSPairs, resetMatrix(), seconds(), and timer().

Referenced by SchreyerFrame::fillinSyzygies().