Negation as Failure in the SWI-Prolog manual
= Negation as Failure in the SWI-Prolog manual
{c}
https://www.swi-prolog.org/pldoc/man?predicate=%5C%2B%2F1
predicate +/1, succeeds on finite failure
= Negation as Failure in the SWI-Prolog manual
{c}
https://www.swi-prolog.org/pldoc/man?predicate=%5C%2B%2F1
predicate +/1, succeeds on finite failure