correct bug when applying column permutation

2026-04-10 11:34:33 +08:00 · 2012-07-10 19:18:50 +02:00
parent de2544cc9b
commit e529bc9cc1
1 changed files with 1 additions and 1 deletions
--- a/Eigen/src/SparseLU/SparseLU.h
+++ b/Eigen/src/SparseLU/SparseLU.h
@@ -244,7 +244,7 @@ class SparseLU
      } // End For U-solve
      
      // Permute back the solution 
-      X = m_perm_c * X; 
+      X = m_perm_c.inverse() * X; 
      
      return true; 
    }