#include <qExpr.h>

Public Member Functions | |
| virtual term * | dup () const =0 |
| virtual double | eval () const =0 |
| virtual void | print (std::ostream &out) const =0 |
| Print out the node in the string form. | |
| virtual term * | reduce () |
| virtual TERM_TYPE | termType () const =0 |
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