Sergey Mikhailovich Nikolsky (; 30 April 1905 – 9 November 2012) was a Soviet and Russian mathematician.

Biography

Nikolsky was born in Talitsa, which was at that time located in Kamyshlovsky Uyezd of the

Russian Empire The Russian Empire was an empire that spanned most of northern Eurasia from its establishment in November 1721 until the proclamation of the Russian Republic in September 1917. At its height in the late 19th century, it covered about , roughl ...

. He had been an

Academician An academician is a full member of an artistic, literary, engineering, or scientific academy. In many countries, it is an honorific title used to denote a full member of an academy that has a strong influence on national scientific life. Accor ...

since 28 November 1972. He also had won many scientific awards. At the age of 92 he was still actively giving lectures in

Moscow Institute of Physics and Technology Moscow Institute of Physics and Technology (MIPT; , also known as PhysTech), is a public university, public research university located in Moscow Oblast, Russia. It prepares specialists in theoretical physics, theoretical and applied physics, ...

. In 2005, he was only giving talks at scientific conferences, but was still working in MIPT, at the age of 100. He died in Moscow in November 2012 at the age of 107.

Scientific activities

Nikolsky made fundamental contributions to

functional analysis Functional analysis is a branch of mathematical analysis, the core of which is formed by the study of vector spaces endowed with some kind of limit-related structure (for example, Inner product space#Definition, inner product, Norm (mathematics ...

, approximation of functions, quadrature formulas, enclosed functional spaces and their applications to variational solutions of

partial differential equations In mathematics, a partial differential equation (PDE) is an equation which involves a multivariable function and one or more of its partial derivatives. The function is often thought of as an "unknown" that solves the equation, similar to how ...

. He created a large scientific school of functions' theory and its applications. He authored over 100 scientific publications, including 3 monographs, 2 college textbooks and 7 school textbooks.

Selected publications

* Approximation of functions of several variables and imbedding theorems, Springer Verlag 1975 (Russian original, Nauka, Moscow 1969) * Treatise on the shift operator, Springer Verlag 1986 (Russian original, Moscow 1980) * Operators, functions and systems. An easy reading. Volume 1: Hardy, Hankel and Toeplitz, American Mathematical Society 2002 *with Valentin Petrovich Ilyin and Oleg Besov: ''Integral representation of functions and embedding theorems'', 2 vols., Wiley 1978, 1979 *as editor: Theory and applications of differentiable functions of several variables, American Mathematical Society 1967 *Quadrature formulae, Delhi, Hindustan Publ. Corp. 1964 *Курс математического анализа (Course in mathematical analysis, Russian), 2 vols., Nauka 1975 *with : Differential equations, multiple integrals, series, theory of functions of a complex variable, Mir Publ., Moscow 1983

References

External links

* List of publications, downloadable here
Russian Academy of Sciences

* 1905 births 2012 deaths 20th-century Russian mathematicians 21st-century Russian mathematicians People from Kamyshlovsky Uyezd People from Sverdlovsk Oblast Communist Party of the Russian Federation members Communist Party of the Soviet Union members Academic staff of the Moscow Institute of Physics and Technology Academic staff of Oles Honchar Dnipro National University Full Members of the Russian Academy of Sciences Full Members of the USSR Academy of Sciences Oles Honchar Dnipro National University alumni Laureates of the State Prize of Ukraine in Science and Technology Recipients of the Order "For Merit to the Fatherland", 2nd class Recipients of the Order of Lenin Recipients of the Order of the October Revolution Recipients of the Order of the Red Banner of Labour Recipients of the Stalin Prize Recipients of the USSR State Prize Approximation theorists Russian textbook writers Russian men centenarians Soviet mathematicians {{Russia-scientist-stub Burials in Troyekurovskoye Cemetery Soviet textbook writers