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Johan Frederik Steffensen

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Name
  
Johan Steffensen

Died
  
1961

Books
  
Interpolation


Johan Frederik Steffensen (28 February 1873 in Copenhagen – 20 December 1961) was a Danish mathematician, statistician, and actuary who did research in the fields of calculus of finite differences and interpolation. He was professor of actuarial science at the University of Copenhagen from 1923 to 1943. Steffensen's inequality and Steffensen's method (an iterative numerical method) are named after him.

Contents

Publications

  • Factorial moments and discontinuous frequency-functions. Uppsala: Almqvist & Wiksells Boktryckeri-A.B. 1923; 89 pages 
  • Interpolation. London: Williams & Wilkins. 1927. 

    • Obituary

  • Nordlund N. E. (1962). "Johan Frederik Steffensen in memoriam". Nordisk Matematisk Tidsskrift. 10: 105–107. 

    • References

    Johan Frederik Steffensen Wikipedia
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