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Michael Schlessinger is a Professor Emeritus of Mathematics at the
University of North Carolina at Chapel Hill The University of North Carolina at Chapel Hill (UNC, UNC–Chapel Hill, or simply Carolina) is a public university, public research university in Chapel Hill, North Carolina, United States. Chartered in 1789, the university first began enrolli ...
who worked in
algebraic geometry Algebraic geometry is a branch of mathematics which uses abstract algebraic techniques, mainly from commutative algebra, to solve geometry, geometrical problems. Classically, it studies zero of a function, zeros of multivariate polynomials; th ...
.


Career

Schlessinger obtained his Ph.D. in 1964 from
Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...
, under the supervision of John Tate. He proved
Schlessinger's theorem In algebra, Schlessinger's theorem is a theorem in deformation theory introduced by that gives conditions for a functor of artinian local rings to be pro-representable, refining an earlier theorem of Grothendieck. Definitions Λ is a complete No ...
about representable functors of Artinian algebras and introduced Lichtenbaum–Schlessinger functors in
deformation theory In mathematics, deformation theory is the study of infinitesimal conditions associated with varying a solution ''P'' of a problem to slightly different solutions ''P''ε, where ε is a small number, or a vector of small quantities. The infinitesima ...
. In 2012 he became a fellow of the
American Mathematical Society The American Mathematical Society (AMS) is an association of professional mathematicians dedicated to the interests of mathematical research and scholarship, and serves the national and international community through its publications, meetings, ...
.List of Fellows of the American Mathematical Society
retrieved 2013-07-14.


References


External links


Michael Schlessinger UNC page
{{DEFAULTSORT:Schlessinger, Michael 20th-century American mathematicians 21st-century American mathematicians Harvard University alumni University of North Carolina at Chapel Hill faculty Fellows of the American Mathematical Society Living people Year of birth missing (living people)