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solver/OndselSolver/LDUSpMat.h
2023-10-23 18:25:51 -05:00

34 lines
1.5 KiB
C++

/***************************************************************************
* Copyright (c) 2023 Ondsel, Inc. *
* *
* This file is part of OndselSolver. *
* *
* See LICENSE file for details about copyright. *
***************************************************************************/
#pragma once
#include "MatrixLDU.h"
#include "SparseMatrix.h"
namespace MbD {
class LDUSpMat : public MatrixLDU
{
//matrixL matrixD matrixU markowitzPivotRowCount markowitzPivotColCount privateIndicesOfNonZerosInPivotRow rowPositionsOfNonZerosInPivotColumn
public:
FColDsptr basicSolvewithsaveOriginal(SpMatDsptr spMat, FColDsptr fullCol, bool saveOriginal) override;
void decomposesaveOriginal(FMatDsptr fullMat, bool saveOriginal);
void decomposesaveOriginal(SpMatDsptr spMat, bool saveOriginal);
FColDsptr forAndBackSubsaveOriginal(FColDsptr fullCol, bool saveOriginal) override;
double getmatrixArowimaxMagnitude(int i) override;
void forwardSubstituteIntoL() override;
void backSubstituteIntoDU() override;
SpMatDsptr matrixA, matrixL, matrixU;
DiagMatDsptr matrixD;
int markowitzPivotRowCount, markowitzPivotColCount;
std::shared_ptr<std::vector<int>> rowPositionsOfNonZerosInPivotColumn;
};
}