Where was XXX born?
Viktor Vladimirovich Nemytskii
Viktor Vladimirovich Nemytskii, also written Niemytski, Nemyckiĭ, Niemytzki, Nemytsky, (1900 November 22 Smolensk -- 1967 August 7 Moscow) was a Russian mathematician who introduced the Nemytskii plane and Nemytskii operators.
Smolensk