text: #ifndef MATPROD_DSYMATRIX_H
  #define MATPROD_DSYMATRIX_H
  
  #include <Rcpp.h>
  #include <Rdefines.h>  // for R macros
  #include "MatProd_sym_matrix.h"
  
  class MatProd_dsyMatrix : public MatProd_sym_matrix
  {
  public:
      MatProd_dsyMatrix(SEXP mat_, const int nrow_, const char uplo_ = 'L') :
          MatProd_sym_matrix(GET_SLOT(mat_, Rf_install("x")), nrow_, uplo_)
      {}
  };
  
  
  #endif // MATPROD_DSYMATRIX_H
  