Albrecht Böttcher (born 29 December 1954) is a German mathematician. His field of research is
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 (e.g. Inner product space#Definition, inner product, Norm (mathematics)#Defini ...
.
History
Böttcher was born in
Oberwiesenthal
Oberwiesenthal (; officially Kurort Oberwiesenthal) is a town and a ski resort in the district of Erzgebirgskreis in Saxony in Germany. It is situated in the Ore Mountains, on the border with the Czech Republic, 19 km south of Annaberg-Buchh ...
, Saxony,
GDR
East Germany, officially the German Democratic Republic (GDR; german: Deutsche Demokratische Republik, , DDR, ), was a country that existed from its creation on 7 October 1949 until its dissolution on 3 October 1990. In these years the state ...
. Between 1971 and 1973, he was in an elite class for mathematics at the
Chemnitz University of Technology
Chemnitz (; from 1953 to 1990: Karl-Marx-Stadt , ) is the third-largest city in the German state of Saxony after Leipzig and Dresden. It is the 28th largest city of Germany as well as the fourth largest city in the area of former East Germany a ...
. In 1973, he won a silver medal at the 15th
International Math Olympiad in Moscow. Böttcher studied mathematics from 1975 to 1979 in
Chemnitz
Chemnitz (; from 1953 to 1990: Karl-Marx-Stadt , ) is the third-largest city in the German state of Saxony after Leipzig and Dresden. It is the 28th largest city of Germany as well as the fourth largest city in the area of former East Germany a ...
and then went to
Rostov on Don
Rostov-on-Don ( rus, Ростов-на-Дону, r=Rostov-na-Donu, p=rɐˈstof nə dɐˈnu) is a port city and the administrative centre of Rostov Oblast and the Southern Federal District of Russia. It lies in the southeastern part of the East ...
in 1980 to study and earned a PhD there in 1984. After completing his dissertation, ''The finite section method for the Wiener-Hopf integral operator,'' he worked as scientist assistance at the university of Chemnitz. Since 1992, the professor for ''Harmonic Analysis and Operator theory'' at the Chemnitz University of Technology. Since 2020 he is professor emeritus.
, he is the author of nine books and about 180 papers.
Selected books
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See also
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Pseudospectrum In mathematics, the pseudospectrum of an operator is a set containing the spectrum of the operator and the numbers that are "almost" eigenvalues. Knowledge of the pseudospectrum can be particularly useful for understanding non-normal operators a ...
Paper 164. (with M.Linder)
retrieved 17 September 2011
References
External links
Böttcher's Homepage
1954 births
Living people
People from Oberwiesenthal
20th-century German mathematicians
21st-century German mathematicians
{{Germany-mathematician-stub