- Defined in ontology: Kif-meta
- Source pathname: /tmp_mnt/vol/q/htw/cms/ontolingua/examples/kif/../../all-ontologies/kif/kif-meta.lisp
- Subclass-Of@Frame-Ontology: Sentence, Expression
- Instance-Of@Frame-Ontology: Class@Frame-Ontology, Relation@Ol-User%Kif-Relations, Set
- Arity@Frame-Ontology: 1
- Documentation@Ol%Frame-Ontology:
A level-crossing relation used to state that a sentence is true.
Notes:
- Example:
(truth (quote (=> (sentence ?p) (listof (quote =>) ?p ?p))))
Slots: