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#ifndef STOKHOS_REDUCED_PCE_BASIS_HPP
#define STOKHOS_REDUCED_PCE_BASIS_HPP
#include "Teuchos_RCP.hpp"
#include "Teuchos_Array.hpp"
#include "Stokhos_OrthogPolyBasis.hpp"
#include "Stokhos_Quadrature.hpp"
namespace Stokhos {
/*!
* \brief Abstract base class for reduced basis strategies built from
* polynomial chaos expansions in some other basis.
*/
template <typename ordinal_type, typename value_type>
class ReducedPCEBasis :
public virtual OrthogPolyBasis<ordinal_type,value_type> {
public:
//! Default constructor
ReducedPCEBasis() {}
//! Destructor
virtual ~ReducedPCEBasis() {}
//! \name ReducedBasis virtual methods
//@{
//! Transform coefficients to original basis from this basis
virtual void
transformToOriginalBasis(const value_type *in,
value_type *out,
ordinal_type ncol = 1,
bool transpose = false) const = 0;
//! Transform coefficients from original basis to this basis
virtual void
transformFromOriginalBasis(const value_type *in,
value_type *out,
ordinal_type ncol = 1,
bool transpose = false) const = 0;
//! Get reduced quadrature object
virtual Teuchos::RCP<const Stokhos::Quadrature<ordinal_type, value_type> >
getReducedQuadrature() const = 0;
//@}
private:
// Prohibit copying
ReducedPCEBasis(const ReducedPCEBasis&);
// Prohibit Assignment
ReducedPCEBasis& operator=(const ReducedPCEBasis&);
}; // class ReducedPCEBasis
} // Namespace Stokhos
#endif
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