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Fix documentation typos in LDLT.h

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Nikolaus Demmel 2021-01-08 13:09:54 +00:00 committed by Rasmus Munk Larsen
parent 66841ea070
commit b578930657
1 changed files with 2 additions and 2 deletions
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4
Eigen/src/Cholesky/LDLT.h
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@ -45,7 +45,7 @@ namespace internal {
* matrix \f$ A \f$ such that \f$ A = P^TLDL^*P \f$, where P is a permutation matrix, L * matrix \f$ A \f$ such that \f$ A = P^TLDL^*P \f$, where P is a permutation matrix, L
* is lower triangular with a unit diagonal and D is a diagonal matrix. * is lower triangular with a unit diagonal and D is a diagonal matrix.
* *
* The decomposition uses pivoting to ensure stability, so that L will have * The decomposition uses pivoting to ensure stability, so that D will have
* zeros in the bottom right rank(A) - n submatrix. Avoiding the square root * zeros in the bottom right rank(A) - n submatrix. Avoiding the square root
* on D also stabilizes the computation. * on D also stabilizes the computation.
* *
@ -200,7 +200,7 @@ template<typename _MatrixType, int _UpLo> class LDLT
* \f$ L^* y_4 = y_3 \f$ and \f$ P x = y_4 \f$ in succession. If the matrix \f$ A \f$ is singular, then * \f$ L^* y_4 = y_3 \f$ and \f$ P x = y_4 \f$ in succession. If the matrix \f$ A \f$ is singular, then
* \f$ D \f$ will also be singular (all the other matrices are invertible). In that case, the * \f$ D \f$ will also be singular (all the other matrices are invertible). In that case, the
* least-square solution of \f$ D y_3 = y_2 \f$ is computed. This does not mean that this function * least-square solution of \f$ D y_3 = y_2 \f$ is computed. This does not mean that this function
* computes the least-square solution of \f$ A x = b \f$ is \f$ A \f$ is singular. * computes the least-square solution of \f$ A x = b \f$ if \f$ A \f$ is singular.
* *
* \sa MatrixBase::ldlt(), SelfAdjointView::ldlt() * \sa MatrixBase::ldlt(), SelfAdjointView::ldlt()
*/ */