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bug #479 : Adjust max iterations count wrt matrix size

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Desire NUENTSA 2012-07-16 11:31:59 +02:00
parent 7273feee92
commit b4065b5598
2 changed files with 4 additions and 4 deletions
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4
Eigen/src/Eigenvalues/ComplexSchur.h
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@ -352,7 +352,7 @@ void ComplexSchur<MatrixType>::reduceToTriangularForm(bool computeU)
// if we spent too many iterations on the current element, we give up
iter++;
if(iter > m_maxIterations) break;
if(iter > m_maxIterations * m_matT.cols()) break;
// find il, the top row of the active submatrix
il = iu-1;
@ -382,7 +382,7 @@ void ComplexSchur<MatrixType>::reduceToTriangularForm(bool computeU)
}
}
if(iter <= m_maxIterations)
if(iter <= m_maxIterations * m_matT.cols())
m_info = Success;
else
m_info = NoConvergence;

4
Eigen/src/Eigenvalues/RealSchur.h
View File

@ -251,14 +251,14 @@ RealSchur<MatrixType>& RealSchur<MatrixType>::compute(const MatrixType& matrix,
Vector3s firstHouseholderVector(0,0,0), shiftInfo;
computeShift(iu, iter, exshift, shiftInfo);
iter = iter + 1;
if (iter > m_maxIterations) break;
if (iter > m_maxIterations * m_matT.cols()) break;
Index im;
initFrancisQRStep(il, iu, shiftInfo, im, firstHouseholderVector);
performFrancisQRStep(il, im, iu, computeU, firstHouseholderVector, workspace);
}
}
}
if(iter <= m_maxIterations)
if(iter <= m_maxIterations * m_matT.cols())
m_info = Success;
else
m_info = NoConvergence;