ghostField.h

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// This file is part of MARTY.
// 
// MARTY is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// MARTY is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with MARTY. If not, see <https://www.gnu.org/licenses/>.

#ifndef GHOST_FIELD_H_INCLUDED
#define GHOST_FIELD_H_INCLUDED

#include "scalarField.h"

namespace mty {

class VectorBoson;

class GhostBoson: public ScalarBoson {

    public:

    GhostBoson(std::shared_ptr<VectorBoson> const& t_vectorBoson);

    GhostBoson(std::string                  const& t_name,
               std::shared_ptr<VectorBoson> const& t_vectorBoson);

    GhostBoson(
            std::string const& t_name,
            mty::GaugeIrrep const &rep);

    void printDefinition(
            std::ostream &out = std::cout,
            int           indentSize = 4,
            bool          header = false
            ) const override;

    ParticleType getParticleType() const override {
        return ParticleType::GhostBoson;
    }

    Particle getVectorBoson() const override;

    bool isAntiCommuting() const override;

    Particle generateSimilar(std::string const& t_name) const override;

    csl::Expr getKineticTerm(csl::Tensor & X) override;

    int getNDegreesOfFreedom() const override;

    private:

    std::weak_ptr<VectorBoson> vectorBoson;
};

Particle ghostboson_s(
        std::string                  const& name,
        std::shared_ptr<VectorBoson> const& t_vectorBoson,
        bool                                conjugated = false);

Particle ghostboson_s(
        std::shared_ptr<VectorBoson> const& t_vectorBoson,
        bool                                conjugated = false);

Particle ghostboson_s(
        std::string const& name,
        Particle    const& t_vectorBoson,
        bool               conjugated = false);

Particle ghostboson_s(
        Particle const& t_vectorBoson,
        bool            conjugated = false);


}

#endif