text: // This file is part of Eigen, a lightweight C++ template library
  // for linear algebra.
  //
  // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
  // Copyright (C) 2007-2009 Benoit Jacob <jacob.benoit.1@gmail.com>
  //
  // This Source Code Form is subject to the terms of the Mozilla
  // Public License v. 2.0. If a copy of the MPL was not distributed
  // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
  
  #ifndef EIGEN_DIAGONALPRODUCT_H
  #define EIGEN_DIAGONALPRODUCT_H
  
  namespace Eigen { 
  
  /** \returns the diagonal matrix product of \c *this by the diagonal matrix \a diagonal.
    */
  template<typename Derived>
  template<typename DiagonalDerived>
  inline const Product<Derived, DiagonalDerived, LazyProduct>
  MatrixBase<Derived>::operator*(const DiagonalBase<DiagonalDerived> &a_diagonal) const
  {
    return Product<Derived, DiagonalDerived, LazyProduct>(derived(),a_diagonal.derived());
  }
  
  } // end namespace Eigen
  
  #endif // EIGEN_DIAGONALPRODUCT_H
  