HermiteFunction.h

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#ifndef HERMITEFUNCTION_H_
#define HERMITEFUNCTION_H_
 
 
#include "MUQ/Approximation/Polynomials/IndexedScalarBasis.h"
#include "MUQ/Approximation/Polynomials/PhysicistHermite.h"
 
namespace muq {
  namespace Approximation {
 
    class HermiteFunction : public IndexedScalarBasis {
    public:
 
 
      HermiteFunction() : IndexedScalarBasis(),
                          polyBase(std::make_shared<PhysicistHermite>()){};
 
      virtual ~HermiteFunction() = default;
 
      virtual double BasisEvaluate(int const order, double const x) const override;
 
      virtual double DerivativeEvaluate(int const polyOrder, int const derivOrder, double const x) const override;
 
    private:
 
      static unsigned nChoosek(unsigned n, unsigned k);
 
      std::shared_ptr<PhysicistHermite> polyBase;
 
    };
  } // namespace Approximation
} // namespace muq
 
 
#endif