Original: It is also suggested by some that because Stoker was a friend of a Hungarian professor ( Arminius Vambery/Hermann Bamberger / Ármin Vámbéry ) from Budapest , Vlad 's name might have been mentioned by this friend .
Simplified: Stoker was a friend of a Hungarian professor ( Arminius Vambery/Hermann Vamberger ) from Budapest , and many have suggested that Vlad 's name might have been mentioned by this friend .