Home›Browse›von Neumann conjecture🌐EnglishEnglishEspañolFrançaisItalianoNederlandsPortuguêsРусский中文日本語EntityQ939072· pop 6· linked from 15 articlesvon Neumann conjectureSign in to savedisproved conjecture in group theoryAvailable in 6 languagesEspañolРусскийPortuguêsItalianoUkrainianvia Wikidata sitelinks · CC0