Method nestedExpression

src/eigen/Eigen/src/Core/ArrayWrapper.h:95–98

    const typename internal::remove_all<NestedExpressionType>::type& 
    EIGEN_DEVICE_FUNC
    nestedExpression() const 
    {
      return m_expression;
    }

    /** Forwards the resizing request to the nested expression
      * \sa DenseBase::resize(Index)  */