EntityQ2663311· pop 5· linked from 21 articlesaccessibility relationSign in to savemodal logic relationshipConnectionspossible worldEntityKripke semanticsEntitycomputer scienceEntityInternational Standard Book NumberEntitydigital object identifierEntitynatural languageEntityJSTOREntitymodal logicEntityQ22908627Entitytruth valueEntitylinguistic modalityEntitydeontic logicEntityepistemic modal logicEntitypropositional attitudeEntityKripke structureEntityrelation (mathematics)EntityCategoriesBinary relationsPossible world