Edgar Krahn (1 October [O.S. 19 September] 1894 – 6 March 1961) was an Estonian mathematician.[1] Krahn was born in Sootaga (now Laiuse, Jõgeva County), Governorate of Livonia, as a member of the Baltic German minority. He died in Rockville, Maryland, United States.
Krahn studied at the University of Tartu and the University of Göttingen. He graduated at Tartu in 1918, received his doctoral degree at Göttingen in 1926, with Richard Courant as his advisor,[2] and his habilitation took place at Tartu in 1928. He is co-author of the Rayleigh–Faber–Krahn inequality.[3]
Krahn worked in Estonia, Germany, the United Kingdom, and the United States in the following areas of pure and applied mathematics:
Differential geometry
Differential equations
Bausparmathematik, which is distantly related to insurance mathematics
Probability theory
Gas dynamics
Elasticity theory
^Ülo Lumiste, Jaak Peetre (eds.), Edgar Krahn 1894 – 1961, IOS Press, 1994, ISBN 90-5199-168-1
^Edgar Krahn at the Mathematics Genealogy Project
^"Rayleigh–Faber–Krahn inequality", Encyclopedia of Mathematics, EMS Press, 2001 [1994]
EdgarKrahn (1 October [O.S. 19 September] 1894 – 6 March 1961) was an Estonian mathematician. Krahn was born in Sootaga (now Laiuse, Jõgeva County), Governorate...
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https://www.digar.ee/arhiiv/nlib-digar:258666 Lumiste, Ülo; Peetre, Jaak (1994). EdgarKrahn 1894-1961: A Centenary Volume. IOS Press. ISBN 978-90-5199-168-0....
Lumiste, Ülo; Peetre, Jaak, eds. (1994). EdgarKrahn 1894-1961: A Centenary Volume. ISBN 9789051991680. (See EdgarKrahn.) Eesti teaduse biograafiline leksikon...
Bibcode:2017IJAsB..16..218M. doi:10.1017/S1473550416000458. Heinz, Jacob; Krahn, Tim; Schulze-Makuch, Dirk (April 28, 2020). "A New Record for Microbial...
Matthew Macfadyen, English actor; in Great Yarmouth, Norfolk Died: Johannes Krahn, 66, German architect Roti Kapada Aur Makaan ("Food, Clothes and Shelter")...
"Housing and Housing Policy". The Canadian Encyclopedia. Redekop, Calvin Wall; Krahn, Victor A.; Steiner, Samuel J. (1994). Anabaptist/Mennonite Faith and Economics...
Lluis Sert (1959–1964) Church of St. Martin, Idstein Germany by Johannes Krahn (1965) Warszawa Centralna railway station in Poland by Arseniusz Romanowicz...
virtue of being regularly updated. Mendez, Fernando L.; Krahn, Thomas; Schrack, Bonnie; Krahn, Astrid-Maria; Veeramah, Krishna R.; Woerner, August E.;...
(Captain Valiant, Superboy, Funnyman), dies at age 85. February 18: Fernando Krahn, Chilean artist, animator, illustrator and comics artist, dies at age 75...
Wayback Machine Priestly Society of St. Augustine Redekop, Calvin Wall; Krahn, Victor A.; Steiner, Samuel J. (1994). Anabaptist/Mennonite Faith and Economics...
2021). "Question of the Day". Capitol Fax. Retrieved February 11, 2021. Krahn, David (August 31, 2023). "D-1 Statement of Organization (Amendment)". Letter...
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