Nikolaj Ivanovič Lobačevskij (Nikolai Ivanovich Lobachevsky)Pafnutij L'vovič Čebyšëv (Pafnuty Lvovich Chebyshev)TenthJakob BernouilliRatio (UK)Adhémar Jean Claude Barré de Saint-VenantPentagonHirotsugu Akaike
Marcus Du Sautoy Roger Penrose Girolamo Cardano Jean Baptiste Le Rond d'Alembert
Words in RussianZavražie (Zavrazhye) Petruška (Petrushka) Tawa Ya lyublyu tebya
The correct pronunciation