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runPosIC, VelIC, AccIC numerically correct

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This commit is contained in:
Aik-Siong Koh
2023-06-24 23:08:29 -06:00
parent 371b13a9e0
commit c30ee64b89
110 changed files with 2171 additions and 129 deletions
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6
MbDCode/GESpMatParPvPrecise.cpp
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@@ -21,7 +21,7 @@ void MbD::GESpMatParPvPrecise::doPivoting(int p)
while (lookForFirstNonZeroInPivotCol) {
spRowi = matrixA->at(i);
if (spRowi->find(p) == spRowi->end()) {
if (i <= p) throw SingularMatrixError("");
if (i <= p) throwSingularMatrixError("");
}
else {
markowitzPivotColCount = 0;
@@ -63,7 +63,7 @@ void MbD::GESpMatParPvPrecise::doPivoting(int p)
if (aip != std::numeric_limits<double>::min()) rowPositionsOfNonZerosInPivotColumn->at(markowitzPivotColCount - 1) = rowPivoti;
}
pivotValues->at(p) = max;
if (max < singularPivotTolerance) throw SingularMatrixError("");
if (max < singularPivotTolerance) throwSingularMatrixError("");
}
void MbD::GESpMatParPvPrecise::preSolvewithsaveOriginal(SpMatDsptr spMat, FColDsptr fullCol, bool saveOriginal)
@@ -89,7 +89,7 @@ void MbD::GESpMatParPvPrecise::preSolvewithsaveOriginal(SpMatDsptr spMat, FColDs
{
auto& spRowi = spMat->at(i);
auto maxRowMagnitude = spRowi->maxMagnitude();
if (maxRowMagnitude == 0) throw SingularMatrixError("");
if (maxRowMagnitude == 0) throwSingularMatrixError("");
rowScalings->at(i) = 1.0 / maxRowMagnitude;
matrixA->at(i) = spRowi->conditionedWithTol(singularPivotTolerance * maxRowMagnitude);
rowOrder->at(i) = i;