🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaTiếng ViệtРусскийفارسی中文日本語EntityQ60190· pop 15· linked from 151 articlesprinciple of explosionAlso known as EFQtheorem which states that any statement can be proven from a contradictionAvailable in 15 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoEstonianHungarianNederlandsConnectionspropositionEntitylaw of noncontradictionEntityCategoriesClassical logicPrinciplesTheorems in propositional logic