Trace.hh

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#pragma once

#include "Props.hh"
#include "properties/Symmetric.hh"

namespace cadabra {

    class Trace : virtual public property {
        public:
            Trace();
            virtual std::string name() const override;
            virtual std::string unnamed_argument() const override;
            virtual bool        parse(Kernel&, keyval_t&) override;
            virtual void        validate(const Kernel&, const Ex&) const override;
            virtual void        latex(std::ostream&) const override;
            
            Ex obj;
            std::string index_set_name; // refers to Indices::set_name
    };

}