Were both Alexander Kronrod and Leonty Magnitsky mathematicians?
Leonty Magnitsky Leonty Filippovich Magnitsky (Russian: Леонтий Филиппович Магницкий ), born Telyatin (Russian: Телятин ), (June 9, 1669, Ostashkov – October 19, 1739, Moscow) was a Russian mathematician and educator.
Vladimir Leonchenko Vladimir Valeryevich Leonchenko (Russian: Владимир Валерьевич Леонченко ; born April 11, 1972) is a retired Russian professional footballer. He made his professional debut in the Russian Second Division in 1992 for FC Dynamo-d Moscow.