Lars Ahlfors
from Mathematisches Institut Oberwolfach
Born	(1907-04-18)18 April 1907 Helsinki, Finland
Died	11 October 1996(1996-10-11) (aged 89) Pittsfield, Massachusetts, U.S.
Nationality	Finnish
Alma mater	University of Helsinki
Known for	Denjoy-Carleman-Ahlfors theorem Ahlfors finiteness theorem for Kleinian groups Ahlfors theory
Awards	Fields Medal (1936) Wihuri International Prize (1968) Wolf Prize (1981) Leroy P. Steele Prize (1982)
Scientific career
Fields	Mathematics
Institutions	University of Helsinki ETH Zurich Harvard University
Doctoral advisor	Ernst Lindelöf Rolf Nevanlinna
Doctoral students	Paul Garabedian Dale Husemoller Albert Marden Robert Osserman Henry O. Pollak Halsey Royde

Lars Valerian Ahlfors (18 April 1907 – 11 October 1996) was a Finnish mathematician known for his work in the field of complex analysis.

• Complex Analysis: an Introduction to the Theory of Analytic Functions of One Complex Variable (1953,^[1] 1966, 1979) (ISBN 0-07-000657-1)
• Contributions to the Theory of Riemann Surfaces: Annals of Mathematics Studies (1953) (ISBN 0-691-07939-0) (co-author and co-editor)
• Ahlfors, Lars (February 1966). "Fundamental Polyhedrons and Limit Point Sets of Kleinian Groups". Proceedings of the National Academy of Sciences. 55 (2): 251–254. Bibcode:1966PNAS...55..251A. doi:10.1073/pnas.55.2.251. PMC 224131. PMID 16591331.

• Lars Ahlfors at the Mathematics Genealogy Project
• Ahlfors entry on Harvard University Mathematics department web site.
• Papers of Lars Valerian Ahlfors : an inventory (Harvard University Archives)
• Lars Valerian Ahlfors The MacTutor History of Mathematics page about Ahlfors
• The Mathematics of Lars Valerian Ahlfors, Notices of the American Mathematical Society; vol. 45, no. 2 (February 1998).
• Lars Valerian Ahlfors (1907–1996), Notices of the American Mathematical Society; vol. 45, no. 2 (February 1998).
• Frederick Gehring (2005). "Lars Valerian Ahlfors: a biographical memoir" (PDF). Biographical Memoirs. 87. Archived from the original (PDF) on 2009-03-27. Retrieved 2020-04-20.
• National Academy of Sciences Biographical Memoir
• Author profile in the database Zentralblatt_MATH

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