fix bug #294: add a diagonal() method to SparseMatrix (const)

2026-04-10 11:34:33 +08:00 · 2011-12-04 21:49:21 +01:00
parent 69966e90e1
commit 82f9aa194d
3 changed files with 34 additions and 1 deletions
--- a/Eigen/src/SparseCholesky/SimplicialCholesky.h
+++ b/Eigen/src/SparseCholesky/SimplicialCholesky.h
@@ -398,7 +398,7 @@ public:
    /** \returns the determinant of the underlying matrix from the current factorization */
    Scalar determinant() const
    {
-      Scalar detL = Diagonal<const CholMatrixType>(Base::m_matrix).prod();
+      Scalar detL = Base::m_matrix.diagonal().prod();
      return internal::abs2(detL);
    }
 };