/usr/src/RPM/BUILD/trilinos-11.12.1/packages/intrepid/src/Shared/MiniTensor/Intrepid_MiniTensor_Tensor.t.h

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#if !defined(Intrepid_MiniTensor_Tensor_t_h)
#define Intrepid_MiniTensor_Tensor_t_h

namespace Intrepid {

//
// R^N tensor input
// \param A tensor
// \param is input stream
// \return is input stream
//
template<typename T, Index N>
std::istream &
operator>>(std::istream & is, Tensor<T, N> & A)
{

  Index const
  dimension = A.get_dimension();

  for (Index i = 0; i < dimension; ++i) {
    for (Index j = 0; j < dimension; ++j) {
      is >> A(i,j);
    }
  }

  return is;
}

//
// R^N tensor output
// \param A tensor
// \param os output stream
// \return os output stream
//
template<typename T, Index N>
std::ostream &
operator<<(std::ostream & os, Tensor<T, N> const & A)
{
  Index const
  dimension = A.get_dimension();

  if (dimension == 0) {
    return os;
  }

  for (Index i = 0; i < dimension; ++i) {

    os << std::scientific << std::setprecision(16) << A(i,0);

    for (Index j = 1; j < dimension; ++j) {
      os << "," << std::scientific  << std::setprecision(16) << A(i,j);
    }

    os << std::endl;
  }

  return os;
}

} // namespace Intrepid

#endif // Intrepid_MiniTensor_Tensor_t_h