evaluate.hh

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#pragma once

#include "Compare.hh"



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

namespace cadabra {

class evaluate : public Algorithm {
    public:
        evaluate(const Kernel&, Ex&, const Ex& component_values, bool rhs=false, bool simplify=true);

        virtual bool     can_apply(iterator) override;
        virtual result_t apply(iterator&) override;
        
        void merge_components(iterator it1, iterator it2);

    private:
        const Ex& components;
        bool only_rhs, call_sympy;

        bool is_component(iterator it) const;

        iterator handle_components(iterator it);
        iterator handle_sum(iterator it);
        iterator handle_prod(iterator it);
        iterator handle_derivative(iterator it);
        iterator handle_epsilon(iterator it);


        iterator handle_factor(sibling_iterator sib, const index_map_t& full_ind_free);

        iterator dense_factor(iterator sib, const index_map_t& ind_free, const index_map_t& ind_dummy);

        void merge_component_children(iterator it);

        void cleanup_components(iterator it1);

        void simplify_components(iterator);

        iterator wrap_scalar_in_components_node(iterator sib);

        std::set<Ex, tree_exact_less_obj> dependencies(iterator it);
}; 

}