51:. When his PhD funding ended in 1968, he started as assistant lecturer at the UCD Mathematics Department, while continuing the work on his doctoral thesis, shifting from topology to algebra and specifically to the area of quadratic and
89:, AMS (Contemporary Mathematics 272). Proceedings of the Conference on Quadratic Forms and Their Applications, July 5–9, 1999, University College Dublin, edited by David Lewis with Eva Bayer-Fluckiger & Andrew Ranicki)
35:(UCD), where he was head of the Department of Mathematics (now the School of Mathematics and Statistics) from 1999 until 2002. After his retirement in 2009 he remained research active for many years.
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2013 (with A. Cortella) "Sesquilinear Morita
Equivalence and Orthogonal Sum of Algebras with Antiautomorphism", Comm. Algebra 41, no. 12, 4463–4490.
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2000 (with S. McGarraghy) "Annihilating polynomials, étale algebras, trace forms and the Galois number", Arch. Math. (Basel) 75, no. 2, 116–120.
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Lewis attended
Douglas High School where he developed an interest in physics and astronomy, and ultimately mathematics. He attended the
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1985 – "Periodicity of
Clifford algebras and exact octagons of Witt groups", Math. Proc. Cambridge Philos. Soc. 98, no. 2, 263–269.
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2003 (with T. Unger) "A local-global principle for algebras with involution and
Hermitian forms", Math. Z. 244, no. 3, 469–477.
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in 1979. He received a DSc from NUI in 1992, and served as head of the
Department of Mathematics there from 1999 until 2002.
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1977 – "Forms over real algebras and the multisignature of a manifold", Advances in Math. 23, no. 3, 272–284.
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2007 (with S.A.G. De
Wannemacker) "Structure theorems for AP rings", J. Algebra 315, no. 1, 144–158.
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1982 – "New improved exact sequences of Witt groups", J. Algebra 74, no. 1, 206–210.
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Jean-Pierre Tignol, Universit´e catholique de
Louvain, The Lewisfest, 23 July 2009
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115:) "On the signature of an involution", Arch. Math. (Basel) 60, no. 2, 128–135.
62:, under the supervision of Professor Wall and was awarded a doctorate by the
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During his first decade of lecturing at UCD, he completed his PhD thesis,
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1987 – "Witt rings as integral rings", Invent. Math. 90, no. 3, 631–633.
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DAVID W. LEWIS (Dalkey, Co Dublin) August 20, 2021 Death
Notices
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by Gary McGuire, Irish Math. Soc. Bulletin 64 (2009), 55–64
82:, World Scientific Publishing Co., Inc., River Edge, NJ.
69:He supervised 4 PhDs and authored one monograph.
176:The life and work of David W. Lewis (1944–2021)
60:Hermitian Forms over Algebras with Involution
27:mathematician known for his contributions to
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270:Alumni of the National University of Ireland
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161:An Interview with Professor David W. Lewis
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265:Academics of University College Dublin
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87:Quadratic Forms and Their Applications
260:Alumni of the University of Liverpool
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245:21st-century British mathematicians
235:20th-century British mathematicians
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190:The mathematics of David W. Lewis
23:—20 August 2021 in Dublin) was a
215:People from Douglas, Isle of Man
31:. He spent his entire career at
64:National University of Ireland
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200:Mathematics Genealogy Project
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33:University College Dublin
240:21st-century Manx people
230:20th-century Manx people
45:University of Liverpool
29:quadratic forms theory
19:(21 February 1944 in
39:Education and career
21:Douglas, Isle of Man
113:Jean-Pierre Tignol
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225:2021 deaths
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111:1993 (with
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132:References
198:at the
85:2000 –
78:1991 –
73:Books
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