Olli Kristian Lokki (Lindeqvist) (28 April 1916 – 6 March 1994) was a Finnish mathematician.

Education and career

Loki was born in Helsinki. His father was a historian and schoolman, Karl Olof Lindeqvist. Lokki graduated in 1934 from the Finnish Normal Lyceum in Helsinki, then studied at the University of Helsinki, graduating with a master's degree in 1939 and completed his doctorate under the supervision of

Rolf Nevanlinna Rolf Herman Nevanlinna (né Neovius; 22 October 1895 – 28 May 1980) was a Finnish mathematician who made significant contributions to complex analysis. Background Nevanlinna was born Rolf Herman Neovius, becoming Nevanlinna in 1906 when his fat ...

and

Pekka Myrberg Pekka Juhana Myrberg (30 December 1892, Viipuri – 8 November 1976, Helsinki) was a Finnish mathematician known for developing the concept of period-doubling bifurcation in a paper published in the 1950s. The concept was further developed by Mitc ...

in 1947. His thesis was in the field of function theory, with the title ''Über analytische Funktionen deren Dirichletintegrale endlich ist und die in gegebenen Punkten vorgeschriebene Werte annehmen''. Loki's studies were interrupted by wars. During the

Continuation War The Continuation War, also known as the Second Soviet-Finnish War, was a conflict fought by Finland and Nazi Germany against the Soviet Union from 1941 to 1944, as part of World War II.; sv, fortsättningskriget; german: Fortsetzungskrieg. A ...

, Lokki worked as a mathematician in the Air Defense Department of the Air Force Staff. After the war, Lokki became an assistant at the Department of Mathematics at the

University of Helsinki The University of Helsinki ( fi, Helsingin yliopisto, sv, Helsingfors universitet, abbreviated UH) is a public research university located in Helsinki, Finland since 1829, but founded in the city of Turku (in Swedish ''Åbo'') in 1640 as the ...

, and after working as a vocational school teacher for one academic year, he was appointed a lecturer in mathematics at the

Helsinki University of Technology Helsinki University of Technology (TKK; fi, Teknillinen korkeakoulu; sv, Tekniska högskolan) was a technical university in Finland. It was located in Otaniemi, Espoo in the metropolitan area of Greater Helsinki. The university was founded in ...

in 1945 and held this position until 1953. At that time, he was appointed assistant professor of mathematics at the same institution. From 1962 until his retirement in 1979, Lokki was a professor of applied mathematics at the Helsinki University of Technology. Lokki became a docent of mathematics at the

in 1952. He was still the president of the Academy of Technical Sciences between 1980 and 1984. In his teaching, Lokki particularly promoted the application of statistical and operations research methods to the solution of practical problems. The Nobel laureate

Bengt Holmström Bengt Robert Holmström (born 18 April 1949) is a Finnish economist who is currently Paul A. Samuelson Professor of Economics (Emeritus) at the Massachusetts Institute of Technology. Together with Oliver Hart, he received the Central Bank of S ...

studied under him at the

. He has a wide network outside of academic circles as well. Lokki was an honorary member of the Finnish Quality Control Association and an honorary member of the European Consortium for Mathematics in Industry. Lokki was elected a member of the

Finnish Academy of Sciences The Finnish Academy of Science and Letters (Finnish ''Suomalainen Tiedeakatemia''; Latin ''Academia Scientiarum Fennica'') is a Finnish learned society. It was founded in 1908 and is thus the second oldest academy in Finland. The oldest is the Fi ...

in 1979.

References

{{DEFAULTSORT:Lokki, Olli 1916 births 1994 deaths University of Helsinki alumni Academic staff of the University of Helsinki Academic staff of the Helsinki University of Technology Finnish mathematicians