diff options
Diffstat (limited to 'Eigen/src/Householder/HouseholderSequence.h')
| -rw-r--r-- | Eigen/src/Householder/HouseholderSequence.h | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/Eigen/src/Householder/HouseholderSequence.h b/Eigen/src/Householder/HouseholderSequence.h index 9318c281f..022f6c3db 100644 --- a/Eigen/src/Householder/HouseholderSequence.h +++ b/Eigen/src/Householder/HouseholderSequence.h @@ -11,7 +11,7 @@ #ifndef EIGEN_HOUSEHOLDER_SEQUENCE_H #define EIGEN_HOUSEHOLDER_SEQUENCE_H -namespace Eigen { +namespace Eigen { /** \ingroup Householder_Module * \householder_module @@ -34,8 +34,8 @@ namespace Eigen { * form \f$ H = \prod_{i=0}^{n-1} H_i \f$ where the i-th Householder reflection is \f$ H_i = I - h_i v_i * v_i^* \f$. The i-th Householder coefficient \f$ h_i \f$ is a scalar and the i-th Householder vector \f$ * v_i \f$ is a vector of the form - * \f[ - * v_i = [\underbrace{0, \ldots, 0}_{i-1\mbox{ zeros}}, 1, \underbrace{*, \ldots,*}_{n-i\mbox{ arbitrary entries}} ]. + * \f[ + * v_i = [\underbrace{0, \ldots, 0}_{i-1\mbox{ zeros}}, 1, \underbrace{*, \ldots,*}_{n-i\mbox{ arbitrary entries}} ]. * \f] * The last \f$ n-i \f$ entries of \f$ v_i \f$ are called the essential part of the Householder vector. * @@ -120,7 +120,7 @@ template<typename VectorsType, typename CoeffsType, int Side> class HouseholderS : public EigenBase<HouseholderSequence<VectorsType,CoeffsType,Side> > { typedef typename internal::hseq_side_dependent_impl<VectorsType,CoeffsType,Side>::EssentialVectorType EssentialVectorType; - + public: enum { RowsAtCompileTime = internal::traits<HouseholderSequence>::RowsAtCompileTime, @@ -198,18 +198,18 @@ template<typename VectorsType, typename CoeffsType, int Side> class HouseholderS } /** \brief Number of rows of transformation viewed as a matrix. - * \returns Number of rows + * \returns Number of rows * \details This equals the dimension of the space that the transformation acts on. */ - EIGEN_DEVICE_FUNC - Index rows() const { return Side==OnTheLeft ? m_vectors.rows() : m_vectors.cols(); } + EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR + Index rows() const EIGEN_NOEXCEPT { return Side==OnTheLeft ? m_vectors.rows() : m_vectors.cols(); } /** \brief Number of columns of transformation viewed as a matrix. * \returns Number of columns * \details This equals the dimension of the space that the transformation acts on. */ - EIGEN_DEVICE_FUNC - Index cols() const { return rows(); } + EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR + Index cols() const EIGEN_NOEXCEPT { return rows(); } /** \brief Essential part of a Householder vector. * \param[in] k Index of Householder reflection @@ -217,8 +217,8 @@ template<typename VectorsType, typename CoeffsType, int Side> class HouseholderS * * This function returns the essential part of the Householder vector \f$ v_i \f$. This is a vector of * length \f$ n-i \f$ containing the last \f$ n-i \f$ entries of the vector - * \f[ - * v_i = [\underbrace{0, \ldots, 0}_{i-1\mbox{ zeros}}, 1, \underbrace{*, \ldots,*}_{n-i\mbox{ arbitrary entries}} ]. + * \f[ + * v_i = [\underbrace{0, \ldots, 0}_{i-1\mbox{ zeros}}, 1, \underbrace{*, \ldots,*}_{n-i\mbox{ arbitrary entries}} ]. * \f] * The index \f$ i \f$ equals \p k + shift(), corresponding to the k-th column of the matrix \p v * passed to the constructor. @@ -381,7 +381,7 @@ template<typename VectorsType, typename CoeffsType, int Side> class HouseholderS Index k = m_reverse ? i : (std::max)(Index(0),end-blockSize); Index bs = end-k; Index start = k + m_shift; - + typedef Block<typename internal::remove_all<VectorsType>::type,Dynamic,Dynamic> SubVectorsType; SubVectorsType sub_vecs1(m_vectors.const_cast_derived(), Side==OnTheRight ? k : start, Side==OnTheRight ? start : k, @@ -519,7 +519,7 @@ typename internal::matrix_type_times_scalar_type<typename VectorsType::Scalar,Ot } /** \ingroup Householder_Module \householder_module - * \brief Convenience function for constructing a Householder sequence. + * \brief Convenience function for constructing a Householder sequence. * \returns A HouseholderSequence constructed from the specified arguments. */ template<typename VectorsType, typename CoeffsType> @@ -529,7 +529,7 @@ HouseholderSequence<VectorsType,CoeffsType> householderSequence(const VectorsTyp } /** \ingroup Householder_Module \householder_module - * \brief Convenience function for constructing a Householder sequence. + * \brief Convenience function for constructing a Householder sequence. * \returns A HouseholderSequence constructed from the specified arguments. * \details This function differs from householderSequence() in that the template argument \p OnTheSide of * the constructed HouseholderSequence is set to OnTheRight, instead of the default OnTheLeft. |