Update buildSolverMatrix.cpp

src/DirectSolver/DirectSolverTake/buildSolverMatrix.cpp

@@ -531,7 +531,7 @@ SparseMatrix<double> DirectSolverTake::buildSolverMatrix()
         return solver_matrix;
     }
 
-    /* Only store the upper tridiagonal entries of the symmetric solver_matrix */
+    /* Only store the upper entries of the symmetric solver_matrix */
     const int symmetric_nnz = nnz - (nnz - n) / 2;
     SparseMatrix<double> symmetric_solver_matrix(n, n, symmetric_nnz);
     symmetric_solver_matrix.is_symmetric(true);