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* move dummy_precision and epsilon to NumTraits

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* make NumTraits inherits std::numeric_limits
This commit is contained in:
Gael Guennebaud
2010-02-10 10:52:28 +01:00
parent c11df02f0d
commit fe0827495a
34 changed files with 108 additions and 103 deletions
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2
Eigen/src/Cholesky/LDLT.h
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@@ -206,7 +206,7 @@ LDLT<MatrixType>& LDLT<MatrixType>::compute(const MatrixType& a)
// in "Analysis of the Cholesky Decomposition of a Semi-definite Matrix" by
// Nicholas J. Higham. Also see "Accuracy and Stability of Numerical
// Algorithms" page 217, also by Higham.
cutoff = ei_abs(epsilon<Scalar>() * RealScalar(size) * biggest_in_corner);
cutoff = ei_abs(NumTraits<Scalar>::epsilon() * RealScalar(size) * biggest_in_corner);
m_sign = ei_real(m_matrix.diagonal().coeff(index_of_biggest_in_corner)) > 0 ? 1 : -1;
}