Valentin Ivanov


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Ivanov, Valentin Konstantinovich

 

Born Sept. 18 (Oct 1), 1908, in St. Petersburg. Soviet mathematician. Corresponding member of the Academy of Sciences of the USSR (1970).

Ivanov graduated from Leningrad University in 1938. In 1956 he became a professor at Ural (Sverdlovsk) University. His first works dealt with the theory of matrices. Subsequently he worked in various branches of mathematics: generalized functions, the theory of approximations, the inverse problem of potential theory with applications to geophysics, harmonic functions, and entire functions of many complex variables. Ivanov devoted a series of works to incorrect problems (the concept of quasisolu-tion, methods of solution). He was awarded the Lenin Prize in 1966.

WORKS

“Obratnaia zadacha potentsiala dlia tela, blizkogo k dannomu.” Izv. AN SSSR: Ser. matematicheskaia, 1956, vol. 20, no. 6.
“O lineinykh nekorrektnykh zadachakh.” Dokl. AN SSSR: Novaia seriia, 1962, vol. 145, no. 2.
References in periodicals archive ?
The three-day workshop, organised in Navi Mumbai, was conducted by well-known FIFA instructor Valentin Ivanov for 54 match officials, including 18 referees, 18 assistant referees and 18 referee assessors.
GERMANY 2006 CARDS GALORE: During the roundA[degrees]ofA[degrees]16 tie between Portugal and the Netherlands on the evening of June 25, 2006, Russian referee Valentin Ivanov set the dubious bestA[degrees]mark of issuing a record 16 cards.
the stand-out clash for lovers of indiscipline was the infamous Battle of Nuremberg between Holland and Portugal, a feisty affair which saw Valentin Ivanov dish out eight yellows and four reds.
The new political project has attracted five former Ataka MPs that currently count as "independent" - Borislav Stoyanov, Valentin Ivanov, Dimitar Karbov, Ognyan Tetimov and Petar Hlebarov.
This new release meets the latest standards and requirements in the industry," said Valentin Ivanov, Chief Software Architect of CDYNE Corporation.
A new discovery by Ray Jayawardhana (University of Toronto, Canada) and Valentin Ivanov (European Southern Observatory) suggests that the answer extends well into the planetary-mass regime.
FIFA president Sepp Blatter has apologised to Russian referee Valentin Ivanov for criticising his performance in the stormy Holland v Portugal match.
RUNNERS-UP: Russian referee Valentin Ivanov and James Dreyfus?
RONALDO and Valentin Ivanov are the two newest names to enter the World Cup history books.
Valentin Ivanov, Poll y Medina Cantalejo tambien recibieron una reprimenda publica por parte de la FIFA y su permanencia en el certamen esta en duda.
Villar highlighted referee Valentin Ivanov for praise, despite the Russian setting a new World Cup record after booking 12 players and sending off four in the Portugal v Holland match.