indexsort.hh

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#include "Algorithm.hh"
#include "properties/TableauBase.hh"

namespace cadabra {

    class indexsort : public Algorithm {
        public:
            indexsort(const Kernel&, Ex&);
            
            virtual bool     can_apply(iterator);
            virtual result_t apply(iterator&);      
            
            class less_indexed_treenode {
                public:
                    less_indexed_treenode(const Kernel&, Ex&, iterator it);
                    bool operator()(unsigned int, unsigned int) const;
                private:
                    const Kernel&           kernel;
                    Ex&          tr;  
                    Ex::iterator it;
            };
        private:
            const TableauBase     *tb;
    };
    
}