Home›Equivalence (mathematics)›logical biconditional🌐EnglishEnglishDeutschEspañolPortuguêsالعربيةفارسیไทย中文日本語EntityQ204355· pop 14· linked from 365 articleslogical biconditionalAlso known as A xnor BtermWikidata factsShow 2 more factsUnicode character⇔Commons categoryLogical biconditionalSources (1)wikidata.orgvia Wikidata · CC0Available in 13 languagesDeutsch日本語PortuguêsالعربيةCentral KurdishEstonianGalicianHebrewMacedonianNorwegianConnectionsnecessity and sufficiencyEntitysemantic theory of truthEntityCategoriesEquivalence (mathematics)Logical connectives