Who was born first, Andrey Markov or Askold Khovanskii?
Andrey Markov Andrey (Andrei) Andreyevich Markov (Russian: Андре́й Андре́евич Ма́рков , in older works also spelled Markoff) (14 June 1856 N.S. – 20 July 1922) was a Russian mathematician. He is best known for his work on stochastic processes. A primary subject of his research later became known as Markov chains and Markov processes.
Igor Yefimov Igor Markovich Yefimov or Igor Efimov (Russian: И́горь Ма́ркович Ефи́мов; born August 8, 1937, Moscow) is an American (since 1978) philosopher, writer and publisher of Russian origin. Some of his works were published under the pen name Andrei Moscovit. Together with , Sergei Dovlatov, , and , he founded the Leningrad writers' group "City Dwellers" (Russian "Gorozhane"), whose works circulated in samizdat. He is a founder of Hermitage Publishers, publisher of works by such writers as Sergei Dovlatov.