Home›Browse›Template:Unsolved problems🌐EnglishEnglishBahasa IndonesiaItalianoPortuguêsTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ8084197· pop 11Template:Unsolved problemsSign in to saveWikimedia templateWikidata factsShow 3 more factstopic's main categoryCategory:Lists of unsolved problemstemplate has topiclist of unsolved problemspopulates categoryCategory:Open problemsvia Wikidata · CC0Available in 11 languages中文日本語РусскийالعربيةBahasa IndonesiaCroatianTürkçeUkrainianفارسی한국어via Wikidata sitelinks · CC0