TwoBodyInteraction.hpp

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#ifndef TERMS_TWOBODYINTERACTION_HPP
#define TERMS_TWOBODYINTERACTION_HPP

#include "../../QuantumSystem/QuantumSystem.hpp"
#include "../../Combinadics/BaseState.hpp"
#include "../Terms.hpp"
#include "../TermsTypeEnum.hpp"

#include <armadillo>
namespace solid
{

class TwoBodyInteractionTermFermions : public ITerm
{
public:
    inline static const std::string label = "V";
    static const TermsTypeEnum type = TermsTypeEnum::NonlocalDiagonal;
    template <template <typename> class T1, typename T2>
    static void FillElements(QuantumSystem<T1, T2> &system);
};

class TwoBodyInteractionTermSpins : public ITerm
{
public:
    inline static const std::string label = "V";
    static const TermsTypeEnum type = TermsTypeEnum::NonlocalDiagonal;
    template <template <typename> class T1, typename T2>
    static void FillElements(QuantumSystem<T1, T2> &system);
};

} // namespace solid

#endif