Minor changes

Author: cvanaret

uno/ingredients/hessian_models/quasi_newton/LBFGSHessian.cpp

@@ -17,7 +17,7 @@ namespace uno {
          fixed_objective_multiplier(fixed_objective_multiplier),
          memory_size(options.get_unsigned_int("quasi_newton_memory_size")) {
       if (fixed_objective_multiplier.has_value()) {
-         std::cout << "L-BFGS has fixed obj multiplier " << *fixed_objective_multiplier << '\n';
+         DEBUG << "L-BFGS Hessian model was declared with a fixed objective multiplier of " << *fixed_objective_multiplier << '\n';
       }
    }
 

uno/linear_algebra/DenseMatrix.hpp

@@ -7,7 +7,6 @@
 #include <cassert>
 #include <iostream>
 #include <vector>
-
 #include "symbolic/MatrixVectorProduct.hpp"
 #include "symbolic/Range.hpp"
 
@@ -93,17 +92,6 @@ namespace uno {
 
       [[nodiscard]] ElementType* data();
       void clear();
-
-      // expressions
-      /*
-      DenseMatrix& operator=(const MatrixVectorProduct<
-            DenseMatrix<ElementType, MatrixShape::LOWER_TRIANGULAR>&,
-            DenseMatrix<ElementType, MatrixShape::LOWER_TRIANGULAR>&>& product) {
-         std::cout << "Specialization of DenseMatrix::operator= for product of lower triangular matrices\n";
-         return *this;
-      }
-      */
-
       void print(std::ostream& stream) const;
 
    protected: