EntityQ5166459· pop 7· linked from 47 articlesconverse nonimplicationSign in to savelogical connectiveConnectionsconverseEntitylogicEntityInternational Standard Book NumberEntitydatabaseEntityDonald KnuthEntitycommutative propertyEntitypropositional calculusEntityVenn diagramEntitypropositionEntitycoprimeEntitylogical contradictionEntitylogical negationEntitylogical disjunctionEntityDe Morgan's lawsEntitylogical conjunctionEntitytruth tableEntityidentity elementEntitylogical operatorEntitymaterial implicationEntityAND gateEntityCategoriesLogical connectives