BaseNuclearOperator.hpp

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// This file is part of GQCG-GQCP.
//
// Copyright (C) 2017-2020  the GQCG developers
//
// GQCG-GQCP is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GQCG-GQCP 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with GQCG-GQCP.  If not, see <http://www.gnu.org/licenses/>.
 
#pragma once
 
 
#include "Molecule/NuclearFramework.hpp"
 
 
namespace GQCP {
 
 
class BaseNuclearOperator {
private:
    // The nuclear framework underlying a nuclear operator.
    NuclearFramework nuclear_framework;
 
public:
    /*
     *  MARK: Constructors
     */
 
    BaseNuclearOperator(const NuclearFramework& nuclear_framework);
 
    BaseNuclearOperator(const std::vector<Nucleus>& nuclei);
 
 
    /*
     *  MARK: Destructor
     */
 
    // Make the destructor pure virtual in order to make this class abstract.
    virtual ~BaseNuclearOperator() = 0;
 
 
    /*
     *  MARK: Nuclear framework
     */
 
    const NuclearFramework& nuclearFramework() const { return this->nuclear_framework; }
};
 
 
}  // namespace GQCP