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-rw-r--r--Eigen/src/Cholesky/LLT.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/Eigen/src/Cholesky/LLT.h b/Eigen/src/Cholesky/LLT.h
index 41d14e532..478fad251 100644
--- a/Eigen/src/Cholesky/LLT.h
+++ b/Eigen/src/Cholesky/LLT.h
@@ -190,6 +190,7 @@ template<typename Scalar, int UpLo> struct llt_inplace;
template<typename MatrixType, typename VectorType>
static typename MatrixType::Index llt_rank_update_lower(MatrixType& mat, const VectorType& vec, const typename MatrixType::RealScalar& sigma)
{
+ using std::sqrt;
typedef typename MatrixType::Scalar Scalar;
typedef typename MatrixType::RealScalar RealScalar;
typedef typename MatrixType::Index Index;
@@ -263,6 +264,7 @@ template<typename Scalar> struct llt_inplace<Scalar, Lower>
template<typename MatrixType>
static typename MatrixType::Index unblocked(MatrixType& mat)
{
+ using std::sqrt;
typedef typename MatrixType::Index Index;
eigen_assert(mat.rows()==mat.cols());