Which mathematician was born first, Pyotr Novikov or Dmitri Egorov?
Dmitri Egorov Dmitri Fyodorovich Egorov (Russian: Дми́трий Фёдорович Его́ров ; December 22, 1869 – September 10, 1931) was a Russian and Soviet mathematician known for significant contributions to the areas of differential geometry and mathematical analysis. He was President of the Moscow Mathematical Society (1923 — 1930).
Pyotr Mozharov Pyotr Vladimirovich Mozharov (1888 – 1934) was a Soviet engineer who is often referred to as the father of the Soviet Motorcycle Industry. He is most famous for his early work at IZH as well as the design of the NATI (PMZ)-A-750 motorcycle for the Red Army. Mokharov together with English designer Baugham independently developed the concept of driving the sidecar wheel in 1928.