Whose contributions to math came later, Eugen Slutsky or Vladimir Arnold?
Eugen Slutsky Evgeny "Eugen" Evgenievich Slutsky ( ; ( Евге́ний Евге́ньевич Слу́цкий) 7 April [O.S. 19 April] 1880 – 10 March 1948) was a Russian/Soviet mathematical statistician, economist and political economist.
Eugene Helimski Eugene Arnoľdovič Helimski (Russ. Евге́ний Арно́льдович Хели́мский: 15 March 1950 in Odessa, USSR – 25 December 2007 in Hamburg, Germany) — a Russian linguist (in the latter part of his life working in Germany), Doctor of Philosophy (1988), Professor.