sym.hh

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#include "Algorithm.hh"
#include <vector>
#include "Combinatorics.hh"

namespace cadabra {

    class sym : virtual public Algorithm {
        public:
            sym(const Kernel&, Ex&, Ex&, bool sign);
            
            virtual bool     can_apply(iterator) override;
            virtual result_t apply(iterator& it) override;
            
        protected:
            Ex objects;
            bool    sign;
            
            std::vector<unsigned int>  argloc_2_treeloc;
            combin::combinations<unsigned int> raw_ints;
            
            result_t doit(iterator&, bool);
    };

}