Fredrik Lange-Nielsen (13 May 1891 – 16 May 1980) was a Norwegian mathematician and insurance company manager. He chaired the

Norwegian Students' Society Norwegian Students' Society ( no, Det Norske Studentersamfund) is Norway's oldest student society. The Norwegian Students' Society was established during 1813 in Oslo, Norway. Two years after the Royal Frederick University (today named the Univer ...

, edited ''Norsk matematisk Tidsskrift'', and lectured at the University of Oslo. He was chief executive of the insurance company ''Norske Liv'' for nearly twenty years, was elected member of several governmental commissions, and a member of the Norwegian Academy for Language and Literature from its establishment in 1953.

Personal life

Lange-Nielsen was born in Eivindvik in Gulen; the son of physician Johan Fredrik Nielsen and Christine Lange. He married Laura Stang Lund in 1918. He was the father of judge Trygve Lange-Nielsen, and father-in-law of novelist Sissel Lange-Nielsen. He died in Oslo in 1980.

Career

Lange-Nielsen finished his secondary education in 1908, and attended the Norwegian Military Academy in 1909. He actively took part in social academic life. He was among the editors of the

's magazine ', and he was a board member of the society in the autumn of 1913, at the society's Centennial Anniversary. He chaired the

in 1916. He graduated

candidatus realium Candidatus realium or candidata realium (abbreviated cand. real.) is a former academic degree used in Norway, and conferred in mathematics and natural sciences. It was abolished in 1985. There was originally no set duration for the completion of th ...

in 1917, and subsequently studied mathematics in

Lund Lund (, , ) is a city in the southern Swedish provinces of Sweden, province of Scania, across the Øresund, Öresund strait from Copenhagen. The town had 91,940 inhabitants out of a municipal total of 121,510 . It is the seat of Lund Municipali ...

and in Paris. He was manager of the statistics department of from 1920 to 1938, and edited the journal ' from 1924 to 1929. He also lectured in mathematical subjects at the University of Oslo. From 1938 to 1945 he worked for the Norwegian Public Service Pension Fund, but was arrested by the Germans in December 1941 because of his participation in the Norwegian resistance movement, and did not return to the Pension Fund until 1945. He was imprisoned at Møllergata 19, and then incarcerated at the Grini concentration camp from January 1942 to May 1943. While at Grini, he took part in what has been described as the first actual political discussions in the camp, along with

Erling Bühring-Dehli Erling Bühring-Dehli (11 August 1887 – 13 December 1957) was a Norwegian newspaper editor and politician for the Conservative Party. He was born at Furnes in Hedmark, Norway. He was the son of Berthel Dehli (1847–1891) a cavalry captain and ...

Olaf Solumsmoen Olaf Solumsmoen (19 July 1896 – 22 September 1972) was a Norwegian newspaper editor and politician for the Labour Party. He was born in Sigdal, and decided to be a stenographer. He was hired in the Labour Party newspaper ''Fremtiden'' in Dramme ...

and others. From 1945 to 1964 he was chief executive of the insurance company

Norske Liv Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe *Norwegians, both a nation and an ethnic group native to Norway * Demographics of Norway *The Norwegian language, including th ...

. He was elected to several governmental commissions, including ''Pensjonslovkomiteen'' of 1935, ''Krigpensjoneringsutvalget'' of 1940, and ''Livsforsikringskomiteen'' of 1947. He was among the first members of the Norwegian Academy for Language and Literature from its foundation in 1953. He was awarded the Grand Cross of Den Gyldne Gris, and was decorated as a Knight, First Class of the

Order of St. Olav The Royal Norwegian Order of Saint Olav ( no, Den Kongelige Norske Sankt Olavs Orden; or ''Sanct Olafs Orden'', the old Norwegian name) is a Norwegian order of chivalry instituted by King Oscar I on 21 August 1847. It is named after King Olav II ...

, Knight of the Danish Order of Dannebrog, and Knight of the Swedish Order of the Polar Star.

References

{{DEFAULTSORT:Lange-Nielsen, Fredrik 1891 births 1980 deaths People from Gulen Norwegian Military Academy alumni Norwegian mathematicians Norwegian chief executives Academic staff of the University of Oslo Norwegian resistance members Grini concentration camp survivors Members of the Norwegian Academy Knights of the Order of the Dannebrog Knights of the Order of the Polar Star