Vladimir Grigorevich Boltyansky (Russian: Влади́мир Григо́рьевич Болтя́нский; 26 April 1925 – 16 April 2019),[1] also transliterated as Boltyanski, Boltyanskii, or Boltjansky, was a Soviet and Russian mathematician, educator and author of popular mathematical books and articles.
[2] He served in the Soviet army during World War II, when he was a signaller on the 2nd Belorussian Front.
He defended his "Doktor nauk in physics and mathematics" (higher doctorate) degree in 1955, became a professor in 1959.
Boltyansky was awarded the Lenin Prize (for the work led by Pontryagin, Revaz Gamkrelidze, and Evgenii Mishchenko [ru]) for applications of differential equations to optimal control, where he was one of the discoverers of the Pontryagin's maximum principle.
[4] In 1967 he received Uzbek SSR prize for the work on ordered rings.