Fulkerson Prize
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The Fulkerson Prize for outstanding papers in the area of
discrete mathematics Discrete mathematics is the study of mathematical structures that can be considered "discrete" (in a way analogous to discrete variables, having a bijection with the set of natural numbers) rather than "continuous" (analogously to continuou ...
is sponsored jointly by the Mathematical Optimization Society (MOS) and 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, meeting ...
(AMS). Up to three awards of $1,500 each are presented at each (triennial) International Symposium of the MOS. Originally, the prizes were paid out of a memorial fund administered by the AMS that was established by friends of the late
Delbert Ray Fulkerson Delbert Ray Fulkerson (; August 14, 1924 – January 10, 1976) was an American mathematician who co-developed the FordFulkerson algorithm, one of the most well-known algorithms to solve the maximum flow problem in networks. Early life and ed ...
to encourage mathematical excellence in the fields of research exemplified by his work. The prizes are now funded by an endowment administered by MPS.


Winners

Source
Mathematical Optimization Society
* 1979: ** Richard M. Karp for classifying many important
NP-complete In computational complexity theory, a problem is NP-complete when: # it is a problem for which the correctness of each solution can be verified quickly (namely, in polynomial time) and a brute-force search algorithm can find a solution by trying ...
problems. ** Kenneth Appel and Wolfgang Haken for the
four color theorem In mathematics, the four color theorem, or the four color map theorem, states that no more than four colors are required to color the regions of any map so that no two adjacent regions have the same color. ''Adjacent'' means that two regions sha ...
. ** Paul Seymour for generalizing the max-flow min-cut theorem to matroids. * 1982: ** D.B. Judin,
Arkadi Nemirovski Arkadi Nemirovski (born March 14, 1947) is a professor at the H. Milton Stewart School of Industrial and Systems Engineering at the Georgia Institute of Technology. He has been a leader in continuous optimization and is best known for his work ...
, Leonid Khachiyan,
Martin Grötschel Martin Grötschel (born 10 September 1948) is a German mathematician known for his research on combinatorial optimization, polyhedral combinatorics, and operations research. From 1991 to 2012 he was Vice President of the Zuse Institute Berlin ...
,
László Lovász László Lovász (; born March 9, 1948) is a Hungarian mathematician and professor emeritus at Eötvös Loránd University, best known for his work in combinatorics, for which he was awarded the 2021 Abel Prize jointly with Avi Wigderson. He wa ...
and Alexander Schrijver for the
ellipsoid method In mathematical optimization, the ellipsoid method is an iterative method for minimizing convex functions. When specialized to solving feasible linear optimization problems with rational data, the ellipsoid method is an algorithm which finds ...
in
linear programming Linear programming (LP), also called linear optimization, is a method to achieve the best outcome (such as maximum profit or lowest cost) in a mathematical model whose requirements are represented by linear relationships. Linear programming is ...
and
combinatorial optimization Combinatorial optimization is a subfield of mathematical optimization that consists of finding an optimal object from a finite set of objects, where the set of feasible solutions is discrete or can be reduced to a discrete set. Typical combi ...
. ** G. P. Egorychev and D. I. Falikman for proving van der Waerden's conjecture that the matrix with all entries equal has the smallest permanent of any
doubly stochastic matrix In mathematics, especially in probability and combinatorics, a doubly stochastic matrix (also called bistochastic matrix) is a square matrix X=(x_) of nonnegative real numbers, each of whose rows and columns sums to 1, i.e., :\sum_i x_=\sum_j x_= ...
. ** * 1985: ** Jozsef Beck for tight bounds on the discrepancy of
arithmetic progression An arithmetic progression or arithmetic sequence () is a sequence of numbers such that the difference between the consecutive terms is constant. For instance, the sequence 5, 7, 9, 11, 13, 15, . . . is an arithmetic progression with a common differ ...
s. ** H. W. Lenstra Jr. for using the
geometry of numbers Geometry of numbers is the part of number theory which uses geometry for the study of algebraic numbers. Typically, a ring of algebraic integers is viewed as a lattice in \mathbb R^n, and the study of these lattices provides fundamental informa ...
to solve
integer program An integer programming problem is a mathematical optimization or feasibility program in which some or all of the variables are restricted to be integers. In many settings the term refers to integer linear programming (ILP), in which the objectiv ...
s with few variables in time polynomial in the number of constraints. ** Eugene M. Luks for a
polynomial time In computer science, the time complexity is the computational complexity that describes the amount of computer time it takes to run an algorithm. Time complexity is commonly estimated by counting the number of elementary operations performed by ...
graph isomorphism algorithm for graphs of bounded
maximum degree This is a glossary of graph theory. Graph theory is the study of graphs, systems of nodes or vertices connected in pairs by lines or edges. Symbols A B ...
. * 1988: **
Éva Tardos Éva Tardos (born 1 October 1957) is a Hungarian mathematician and the Jacob Gould Schurman Professor of Computer Science at Cornell University. Tardos's research interest is algorithms. Her work focuses on the design and analysis of efficient ...
for finding minimum cost circulations in strongly polynomial time. **
Narendra Karmarkar Narendra Krishna Karmarkar (born Circa 1956) is an Indian Mathematician. Karmarkar developed Karmarkar's algorithm. He is listed as an ISI highly cited researcher. He invented one of the first provably polynomial time algorithms for linear pro ...
for Karmarkar's algorithm for
linear programming Linear programming (LP), also called linear optimization, is a method to achieve the best outcome (such as maximum profit or lowest cost) in a mathematical model whose requirements are represented by linear relationships. Linear programming is ...
. * 1991: ** Martin E. Dyer, Alan M. Frieze and
Ravindran Kannan Ravindran Kannan ( ta, ரவீந்திரன் கண்ணன்; born 12 March 1953, Madras) is a Principal Researcher at Microsoft Research India, where he leads the algorithms research group. He is also the first adjunct faculty of ...
for random-walk-based
approximation algorithm In computer science and operations research, approximation algorithms are efficient algorithms that find approximate solutions to optimization problems (in particular NP-hard problems) with provable guarantees on the distance of the returned sol ...
s for the volume of convex bodies. ** Alfred Lehman for 0,1-matrix analogues of the theory of perfect graphs. ** Nikolai E. Mnev for Mnev's universality theorem, that every semialgebraic set is equivalent to the space of realizations of an oriented matroid. * 1994: **
Louis Billera Louis Joseph Billera is a Professor of Mathematics at Cornell University. Career Billera completed his B.S. at the Rensselaer Polytechnic Institute in 1964. He earned his Ph.D. from the City University of New York in 1968, under the joint supe ...
for finding bases of piecewise-polynomial function spaces over triangulations of space. **
Gil Kalai Gil Kalai (born 1955) is the Henry and Manya Noskwith Professor Emeritus of Mathematics at the Hebrew University of Jerusalem, Israel, Professor of Computer Science at the Interdisciplinary Center, Herzliya, and adjunct Professor of mathematics a ...
for making progress on the
Hirsch conjecture In mathematical programming and polyhedral combinatorics, the Hirsch conjecture is the statement that the edge- vertex graph of an ''n''- facet polytope in ''d''- dimensional Euclidean space has diameter no more than ''n'' − ''d' ...
by proving subexponential bounds on the diameter of ''d''-dimensional polytopes with ''n'' facets. ** Neil Robertson, Paul Seymour and Robin Thomas for the six-color case of Hadwiger's conjecture. * 1997: ** Jeong Han Kim for finding the asymptotic growth rate of the
Ramsey number In combinatorics, Ramsey's theorem, in one of its graph-theoretic forms, states that one will find monochromatic cliques in any edge labelling (with colours) of a sufficiently large complete graph. To demonstrate the theorem for two colours ( ...
s ''R''(3,''t''). * 2000: ** Michel X. Goemans and David P. Williamson for
approximation algorithm In computer science and operations research, approximation algorithms are efficient algorithms that find approximate solutions to optimization problems (in particular NP-hard problems) with provable guarantees on the distance of the returned sol ...
s based on semidefinite programming. ** Michele Conforti,
Gérard Cornuéjols Gérard Pierre Cornuéjols (born November 16, 1950) is the IBM University Professor of Operations Research in the Carnegie Mellon University Tepper School of Business. His research interests include facility location, integer programming, balan ...
, and M. R. Rao for recognizing balanced 0-1 matrices in
polynomial time In computer science, the time complexity is the computational complexity that describes the amount of computer time it takes to run an algorithm. Time complexity is commonly estimated by counting the number of elementary operations performed by ...
. * 2003: ** J. F. Geelen, A. M. H. Gerards and A. Kapoor for the GF(4) case of
Rota's conjecture Rota's excluded minors conjecture is one of a number of conjectures made by mathematician Gian-Carlo Rota. It is considered to be an important problem by some members of the structural combinatorics community. Rota conjectured in 1971 that, for e ...
on
matroid minor In the mathematical theory of matroids, a minor of a matroid ''M'' is another matroid ''N'' that is obtained from ''M'' by a sequence of restriction and contraction operations. Matroid minors are closely related to graph minors, and the restrictio ...
s.2003 Fulkerson Prize citation
retrieved 2012-08-18.
** Bertrand Guenin for a forbidden minor characterization of the weakly bipartite graphs (graphs whose bipartite subgraph polytope is 0-1). ** Satoru Iwata, Lisa Fleischer, Satoru Fujishige, and Alexander Schrijver for showing submodular minimization to be strongly polynomial. * 2006: ** Manindra Agrawal, Neeraj Kayal and Nitin Saxena, for the AKS primality test.2006 Fulkerson Prize citation
retrieved 2012-08-19.
** Mark Jerrum, Alistair Sinclair and Eric Vigoda, for approximating the permanent. ** Neil Robertson and Paul Seymour, for the Robertson–Seymour theorem showing that
graph minor In graph theory, an undirected graph is called a minor of the graph if can be formed from by deleting edges and vertices and by contracting edges. The theory of graph minors began with Wagner's theorem that a graph is planar if and only if ...
s form a
well-quasi-ordering In mathematics, specifically order theory, a well-quasi-ordering or wqo is a quasi-ordering such that any infinite sequence of elements x_0, x_1, x_2, \ldots from X contains an increasing pair x_i \leq x_j with i x_2> \cdots) nor infinite seque ...
. * 2009: ** Maria Chudnovsky, Neil Robertson, Paul Seymour, and Robin Thomas, for the strong perfect graph theorem.2009 Fulkerson Prize citation
retrieved 2012-08-19.
** Daniel A. Spielman and
Shang-Hua Teng Shang-Hua Teng (; born 1964) is a Chinese-American computer scientist. He is the Seeley G. Mudd Professor of Computer Science and Mathematics at the University of Southern California. Previously, he was the chairman of the Computer Science Depart ...
, for
smoothed analysis In theoretical computer science, smoothed analysis is a way of measuring the complexity of an algorithm. Since its introduction in 2001, smoothed analysis has been used as a basis for considerable research, for problems ranging from mathematical ...
of
linear programming Linear programming (LP), also called linear optimization, is a method to achieve the best outcome (such as maximum profit or lowest cost) in a mathematical model whose requirements are represented by linear relationships. Linear programming is ...
algorithms. ** Thomas C. Hales and Samuel P. Ferguson, for proving the Kepler conjecture on the densest possible
sphere packing In geometry, a sphere packing is an arrangement of non-overlapping spheres within a containing space. The spheres considered are usually all of identical size, and the space is usually three- dimensional Euclidean space. However, sphere pack ...
s. * 2012: **
Sanjeev Arora Sanjeev Arora (born January 1968) is an Indian American theoretical computer scientist. Life He was a visiting scholar at the Institute for Advanced Study in 2002–03. In 2008 he was inducted as a Fellow of the Association for Computing Mach ...
,
Satish Rao Satish Rao is an American computer scientist who is a professor of computer science at the University of California, Berkeley. Biography Satish Rao received his PhD from the Massachusetts Institute of Technology in 1989 and joined the facu ...
, and Umesh Vazirani for improving the approximation ratio for graph separators and related problems from O(\log n) to O(\sqrt). ** Anders Johansson, Jeff Kahn, and Van H. Vu for determining the threshold of edge density above which a
random graph In mathematics, random graph is the general term to refer to probability distributions over graphs. Random graphs may be described simply by a probability distribution, or by a random process which generates them. The theory of random graphs ...
can be covered by disjoint copies of a given smaller graph. **
László Lovász László Lovász (; born March 9, 1948) is a Hungarian mathematician and professor emeritus at Eötvös Loránd University, best known for his work in combinatorics, for which he was awarded the 2021 Abel Prize jointly with Avi Wigderson. He wa ...
and Balázs Szegedy for characterizing subgraph multiplicity in sequences of
dense graph In mathematics, a dense graph is a graph in which the number of edges is close to the maximal number of edges (where every pair of vertices is connected by one edge). The opposite, a graph with only a few edges, is a sparse graph. The distincti ...
s. * 2015: ** Francisco Santos Leal for ''a counter-example of the
Hirsch conjecture In mathematical programming and polyhedral combinatorics, the Hirsch conjecture is the statement that the edge- vertex graph of an ''n''- facet polytope in ''d''- dimensional Euclidean space has diameter no more than ''n'' − ''d' ...
''. * 2018: ** Robert Morris, Yoshiharu Kohayakawa, Simon Griffiths, Peter Allen, and Julia Böttcher for ''The chromatic thresholds of graphs'' ** Thomas Rothvoss for his work on the extension complexity of the matching polytope. * 2021: ** Béla Csaba,
Daniela Kühn Daniela Kühn (born 1973) is a German mathematician and the Mason Professor in Mathematics at the University of Birmingham in Birmingham, England.
, Allan Lo,
Deryk Osthus Deryk Osthus is the Professor of Graph Theory at the School of Mathematics, University of Birmingham. He is known for his research in combinatorics, predominantly in extremal and probabilistic graph theory. Career Osthus earned a B.A. in mathemat ...
, and Andrew Treglown for ''Proof of the 1-factorization and Hamilton decomposition conjectures'' ** Jin-Yi Cai and
Xi Chen Xi Chen (Chinese: 陈汐) is a computer scientist. He is an associate professor of computer science at Columbia University. Chen won the 2021 Gödel Prize and Fulkerson Prize for his co-authored paper "Complexity of Counting CSP with Complex Wei ...
for ''Complexity of Counting CSP with Complex Weights'' **
Ken-Ichi Kawarabayashi Ken-ichi Kawarabayashi ( ja, 河原林 健一, born 1975) is a Japanese graph theorist who works as a professor at the National Institute of Informatics and is known for his research on graph theory (particularly the theory of graph minors) and g ...
and
Mikkel Thorup Mikkel Thorup (born 1965) is a Danish computer scientist working at University of Copenhagen. He completed his undergraduate education at Technical University of Denmark and his doctoral studies at Oxford University in 1993. From 1993 to 1998, h ...
for ''Deterministic Edge Connectivity in Near-Linear Time''


See also

*
List of mathematics awards This list of mathematics awards is an index to articles about notable awards for mathematics. The list is organized by the region and country of the organization that sponsors the award, but awards may be open to mathematicians from around the wo ...


References

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External links


Official web page
(MOS)

(AMS website)
AMS archive of past prize winners
Computer science awards Awards of the American Mathematical Society Triennial events 1979 establishments in the United States