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#if ! defined _pres_quant_h
#define _pres_quant_h 1
#include <omega/pres_decl.h>
namespace omega {
//
// Presburger formula nodes for quantifiers
//
class F_Exists : public F_Declaration {
public:
inline Node_Type node_type() {return Op_Exists;}
Variable_ID declare(Const_String s);
Variable_ID declare();
Variable_ID declare(Variable_ID v);
virtual void push_exists(Variable_ID_Tuple &S);
protected:
friend class Formula;
F_Exists(Formula *, Rel_Body *);
F_Exists(Formula *, Rel_Body *, Variable_ID_Tuple &);
private:
Formula *copy(Formula *parent, Rel_Body *reln);
virtual Conjunct *find_available_conjunct();
void print(FILE *output_file);
void prefix_print(FILE *output_file, int debug = 1);
void beautify();
void rearrange();
DNF* DNFize();
};
class F_Forall : public F_Declaration {
public:
inline Node_Type node_type() {return Op_Forall;}
Variable_ID declare(Const_String s);
Variable_ID declare();
Variable_ID declare(Variable_ID v);
protected:
friend class Formula;
F_Forall(Formula *, Rel_Body *);
private:
Formula *copy(Formula *parent, Rel_Body *reln);
virtual Conjunct *find_available_conjunct();
void print(FILE *output_file);
void prefix_print(FILE *output_file, int debug = 1);
void beautify();
void rearrange();
DNF* DNFize();
};
} // namespace
#endif
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