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-rw-r--r--Eigen/src/Eigenvalues/Tridiagonalization.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/Eigen/src/Eigenvalues/Tridiagonalization.h b/Eigen/src/Eigenvalues/Tridiagonalization.h
index c34b7b3b8..5118874cd 100644
--- a/Eigen/src/Eigenvalues/Tridiagonalization.h
+++ b/Eigen/src/Eigenvalues/Tridiagonalization.h
@@ -345,6 +345,7 @@ namespace internal {
template<typename MatrixType, typename CoeffVectorType>
void tridiagonalization_inplace(MatrixType& matA, CoeffVectorType& hCoeffs)
{
+ using internal::conj;
typedef typename MatrixType::Index Index;
typedef typename MatrixType::Scalar Scalar;
typedef typename MatrixType::RealScalar RealScalar;
@@ -467,6 +468,7 @@ struct tridiagonalization_inplace_selector<MatrixType,3,false>
template<typename DiagonalType, typename SubDiagonalType>
static void run(MatrixType& mat, DiagonalType& diag, SubDiagonalType& subdiag, bool extractQ)
{
+ using std::sqrt;
diag[0] = mat(0,0);
RealScalar v1norm2 = abs2(mat(2,0));
if(v1norm2 == RealScalar(0))