🌐EnglishEnglishEspañolFrançaisItalianoNederlandsPolskiPortuguêsTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ8090092· pop 27Category:12th-century mathematiciansWikimedia categoryAvailable in 25 languagesEspañolFrançais中文日本語РусскийPortuguêsItalianoالعربيةArmenian