🌐EnglishEnglishDeutschEspañolFrançaisNederlandsPortuguêsفارسی한국어中文日本語EntityQ842421· pop 9· linked from 22 articlesdefault logictype of non-monotonic logicAvailable in 9 languagesEspañolDeutsch中文PortuguêsNederlandsSerbianفارسی한국어via Wikidata sitelinks · CC0ConnectionsRichard NixonPersonRepublican Party (United States)ConceptWayback MachineCategoriesKnowledge representationLogical calculiLogic programmingNon-classical logic