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Yurii (or Yuri) Vladimirovich Egorov (Юрий Владимирович Егоров, born 14 July 1938 in Moscow, died October 2018 in Toulouse) was a Russian-Soviet mathematician who specialized in differential equations.
In 1960 he completed his undergraduate studies at the Mechanics and Mathematics Faculty of
"On the local solvability of pseudodifferential equations."
In ''Actes du Congrès International des Mathématiciens'', Tome 2, pp. 717–722. 1970.
"The canonical transformations of pseudodifferential operators."
''Uspekhi Matematicheskikh Nauk'' 24, no. 5 (1969): 235–236.
"On the solubility of differential equations with simple characteristics."
Russian Mathematical Surveys 26, no. 2 (1971): 113. *with Mikhail Aleksandrovich Shubin
"Linear partial differential equations. Foundations of the classical theory."
Itogi Nauki i Tekhniki. Seriya" Sovremennye Problemy Matematiki. Fundamental'nye Napravleniya" 30 (1988): 5–255.
"A contribution to the theory of generalized functions."
Russian Mathematical Surveys 45, no. 5 (1990): 1. *with Vladimir Aleksandrovich Kondrat'ev and Olga Arsen'evna Oleynik
"Asymptotic behaviour of the solutions of non-linear elliptic and parabolic systems in tube domains."
Sbornik: Mathematics 189, no. 3 (1998): 359–382. *Victor A. Galaktionov, Vladimir A. Kondratiev, and Stanislav I. Pohozaev
"On the necessary conditions of global existence to a quasilinear inequality in the half-space."
Comptes Rendus de l'Académie des Sciences-Series I-Mathematics 330, no. 2 (2000): 93–98.
Biography
In 1960 he completed his undergraduate studies at the Mechanics and Mathematics Faculty of Moscow State University
M. V. Lomonosov Moscow State University (MSU; russian: Московский государственный университет имени М. В. Ломоносова) is a public research university in Moscow, Russia and the most prestigious ...
(MSU). In 1963 from MSU he received his Ph.D. with the thesis "''Некоторые задачи теории оптимального управления в бесконечномерных пространствах''" ("Some Problems of Optimal Control Theory in Infinite-Dimensional Spaces"). In 1970 from MSU he received his Russian doctorate of sciences (Doctor Nauk
Doctor of Sciences ( rus, доктор наук, p=ˈdoktər nɐˈuk, abbreviated д-р наук or д. н.; uk, доктор наук; bg, доктор на науките; be, доктар навук) is a higher doctoral degree in the Russi ...
) with thesis: "''О локальных свойствах псевдодифференциальных операторов главного типа''" ("Local Properties of Pseudodifferential Operators of Principal Type"). He was employed at MSU from 1961 to 1992, and he was a full professor in the Department of Differential Equations of the Mechanics and Mathematics Faculty there from 1973 to 1992. Since 1992 he has been a professor of mathematics at Paul Sabatier University
Paul Sabatier University (''Université Paul Sabatier'', UPS, also known as Toulouse III) is a French public university, in the Academy of Toulouse. It is one of the several successor universities of the University of Toulouse.
Toulouse III was ...
(Toulouse III).
Egorov's research deals with differential equations and applications in mathematical physics, spectral theory, and optimal control theory. In 1970 he was an Invited Speaker of the ICM in Nice.Egorov, Yu V"On the local solvability of pseudodifferential equations."
In ''Actes du Congrès International des Mathématiciens'', Tome 2, pp. 717–722. 1970.
Awards
* 1981 — Lomonosov Memorial Prize (established in 1944) — for his series of publications on "Субэллиптические операторы и их применения к исследованию краевых задач" (Subelliptic operators and their applications to the study of boundary value problems) * 1988 — USSR State Prize (with several co-authors) — for their series of publications (1958–1985) on "Исследования краевых задач для дифференциальных операторов и их приложения в математической физике" (Research on boundary value problems and their applications in mathematical physics) * 1998 — Petrovsky Award (jointly with V. A. Kondratiev) for their series of publications on "Исследование спектра эллиптических операторов" (The study of the spectra of elliptic operators)Selected publications
Articles
"The canonical transformations of pseudodifferential operators."
''Uspekhi Matematicheskikh Nauk'' 24, no. 5 (1969): 235–236.
"On the solubility of differential equations with simple characteristics."
Russian Mathematical Surveys 26, no. 2 (1971): 113. *with Mikhail Aleksandrovich Shubin
"Linear partial differential equations. Foundations of the classical theory."
Itogi Nauki i Tekhniki. Seriya" Sovremennye Problemy Matematiki. Fundamental'nye Napravleniya" 30 (1988): 5–255.
"A contribution to the theory of generalized functions."
Russian Mathematical Surveys 45, no. 5 (1990): 1. *with Vladimir Aleksandrovich Kondrat'ev and Olga Arsen'evna Oleynik
"Asymptotic behaviour of the solutions of non-linear elliptic and parabolic systems in tube domains."
Sbornik: Mathematics 189, no. 3 (1998): 359–382. *Victor A. Galaktionov, Vladimir A. Kondratiev, and Stanislav I. Pohozaev
"On the necessary conditions of global existence to a quasilinear inequality in the half-space."
Comptes Rendus de l'Académie des Sciences-Series I-Mathematics 330, no. 2 (2000): 93–98.
Books
*with Vladimir A. Kondratiev: *with Bert-Wolfgang Schulze:References
{{DEFAULTSORT:Egorov, Yurii Vladimirovich Moscow State University alumni Academic staff of Moscow State University Russian mathematicians Soviet mathematicians Mathematical analysts PDE theorists 1938 births Living people