diff options
Diffstat (limited to 'Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h')
| -rw-r--r-- | Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h b/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h index 25b18dd8d..1abbed97b 100644 --- a/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h +++ b/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h @@ -264,7 +264,7 @@ template<typename _MatrixType> class SelfAdjointEigenSolver /** \brief Returns the eigenvectors of given matrix (pencil). * - * \returns %Matrix whose columns are the eigenvectors. + * \returns A const reference to the matrix whose columns are the eigenvectors. * * \pre The eigenvectors have been computed before. * @@ -280,7 +280,7 @@ template<typename _MatrixType> class SelfAdjointEigenSolver * * \sa eigenvalues() */ - MatrixType eigenvectors() const + const MatrixType& eigenvectors() const { #ifndef NDEBUG ei_assert(m_eigenvectorsOk); @@ -290,7 +290,7 @@ template<typename _MatrixType> class SelfAdjointEigenSolver /** \brief Returns the eigenvalues of given matrix (pencil). * - * \returns Column vector containing the eigenvalues. + * \returns A const reference to the column vector containing the eigenvalues. * * \pre The eigenvalues have been computed before. * @@ -302,7 +302,7 @@ template<typename _MatrixType> class SelfAdjointEigenSolver * * \sa eigenvectors(), MatrixBase::eigenvalues() */ - RealVectorType eigenvalues() const { return m_eivalues; } + const RealVectorType& eigenvalues() const { return m_eivalues; } /** \brief Computes the positive-definite square root of the matrix. * |