List the famous contemporaries of Pope Sylvester II.
| October 31, 2020 | Education
Byzantine Emperor Vasily II of the Bulgar fighter and Tsar of Bulgaria Samuil; Vladimir of Kiev and the King of Poland Boleslav I the Brave; King of Hungary Istvan I Saint and King of Norway Olaf I Saint; Caliph Hakim in Egypt and Afghan Sultan Mahmud Ghaznevi; scientists Avicenna and Biruni, poet Ferdowsi.
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