public(Functor/Arity) public(Functor1/Arity1, Functor2/Arity2, ...) public([Functor1/Arity1, Functor2/Arity2, ...]) public(Functor//Arity) public(Functor1//Arity1, Functor2//Arity2, ...) public([Functor1//Arity1, Functor2//Arity2, ...])
Declares public predicates and public grammar rule non-terminals. A public predicate can be called from any object. A public non-terminal can be used as an argument in phrase/2 and phrase/3 messages sent from any object.
public(+predicate_indicator_term) public(+non_terminal_indicator_term)
:- public(ancestor/1). :- public(instance/1, instances/1). :- public([leaf/1, leaves/1]).