Algebra/Number Theory/Combinatorics Seminars

The Algebra/Number Theory/Combinatorics Seminar of the Claremont Colleges meets on Tuesdays, 12:15 - 1:10 PM. 

In the AY 2016-2017, we are meeting in Millikan 2099, Pomona College, Department of Mathematics.

Millikan is located on the corner of College Avenue and 6th Street. Click here for a map of the Pomona Campus. 

For more information about the Seminar, or to suggest speakers, contact Lenny Fukshansky (email: lenny at cmc dot edu) or Gizem Karaali (email: Gizem dot Karaali at pomona dot edu) and visit HERE for the past seminar archives.

Next Algebra/Number Theory/Combinatorics Seminar Speaker

Spring 2016 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/26/2016Arrangements of lines: when the combinatorics fails to understand the topologyMoshe Cohen (Technion - Israel Institute of Technology)
Feb/02/2016Parity biquandle cocycle invariantsSam Nelson (CMC)
Feb/09/2016Strong orientations of graphs and Cheeger’s inequalitySinan Aksoy (UCSD)
Feb/16/2016On effective variations of Kronecker's approximation theoremLenny Fukshansky (CMC)
Feb/23/2016Families of lattices from cyclic extensions of QCarmelo Interlando (San Diego State University)
Mar/01/2016Forbidden configurations in the linear latticesSong Yu (Pomona College)
Mar/08/2016On Waring’s problem for integral quadratic formsWai Kiu Chan (Wesleyan University)
Mar/22/2016Arithmetic statistics of elliptic curves over a fixed finite fieldNathan Kaplan (UC Irvine)
Mar/29/2016Uniform sampling from contingency tablesMark Huber (CMC)
Apr/05/2016Graph cohomologyDagan Karp (HMC)
Apr/12/2016A transcendence criterion for complex multiplication on algebraic K3 surfacesPaula Tretkoff (Texas A&M University)
Apr/19/2016Languages, Alphabets, and Group TheoryGizem Karaali (Pomona College)
Apr/26/2016A new generating function for counting zeroes of polynomialsDaniel Katz (Cal State Northridge)
May/03/2016Automorphisms of lattices from finite Abelian groupsHiren Maharaj (Pomona College)

Fall 2015 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/08/2015Solving quadratic equations over Q-barLenny Fukshansky (CMC)
Sep/15/2015Building a better Bernoulli FactoryMark Huber (CMC)
Sep/22/2015Biquandle bracketsSam Nelson (CMC)
Sep/29/2015A tale of two matricesStephan Garcia (Pomona College)
Oct/06/2015Building polytopes from posetsSatyan Devadoss (Williams College and HMC)
Oct/13/2015Belyi maps on elliptic curves and dessin d'enfant on the torusEdray Goins (Purdue University)
Oct/27/2015Expander graphs and graph partitioningBlake Hunter (CMC)
Nov/03/2015Hom QuandlesAlissa Crans (Loyola Marymount University)
Nov/10/2015Matrices are matrices of matrices: a blockheaded approach to linear algebraStephan Garcia (Pomona College)
Nov/17/2015Few distinct distances implies no heavy linesAdam Sheffer (CalTech)
Dec/01/2015The combinatorics of Hessenberg varietiesMohamed Omar (HMC)
Dec/08/2015Spherical designs and latticesHiren Maharaj (Pomona College)

Spring 2015 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/27/2015Cone theta functions and rational volumes of spherical polytopesSinai Robins (Nanyang Technological University - Singapore and Brown University)
Feb/03/2015Projective modules and A^1-homotopy theoryAravind Asok (USC)
Feb/10/2015Very neat character sums: proof of the conjecture of Dobbertin, Helleseth, Kumar, and MartinsenDaniel Katz (Cal State Northridge)
Feb/17/2015Applications of differential algebra to algebraic independence of arithmetic functionsWai Yan Pong (Cal State Dominguez Hills)
Feb/24/2015Lattices from the Hermitian function fieldHiren Maharaj (CMC)
Mar/03/2015POSTPONED - Representations of Algebraic GroupsEric Friedlander (University of Southern California)
Mar/10/2015Information from Graphs in Voting TheoryKarl-Dieter Crisman (Gordon College)
Mar/24/2015Ribbon biquandles and knotted surfacesSam Nelson (CMC)
Mar/31/2015The Fundamental Theorem of Perfect SimulationMark Huber (CMC)
Apr/07/2015A local-global principle in the dynamics of polynomial mapsDavid Krumm (CMC)
Apr/14/2015Representations of analytic functions as infinite products and some arithmetic applicationsBogdan Petrenko (Eastern Illinois University)
Apr/21/2015Representations of Algebraic GroupsEric Friedlander (University of Southern California)
Apr/28/2015Group Frames and Tests for UniformityMike Orrison (HMC)
May/05/2015Applications of combinatorial representation theory to machine learningLily Silverstein (CGU)

Fall 2014 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/09/2014Finite type enhancements of biquandle counting invariantsSam Nelson (CMC)
Sep/16/2014Well-rounded lattices from algebraic constructionsLenny Fukshansky (CMC)
Sep/23/2014The shape of random pattern-avoiding permutationsSam Miner (UCLA)
Sep/30/2014Factoring Formal Power Series over ZJesse Elliott (California State University, Channel Islands)
Oct/07/2014On the Frobenius problem and its generalizationLenny Fukshansky (CMC)
Oct/14/2014Supercharacters on abelian groupsStephan Ramon Garcia (Pomona College)
Oct/28/2014Finite Subgroups of the QuaternionsWill Murray (California State University Long Beach)
Nov/04/2014The neural ring: using algebraic geometry to analyze neural codesNora Youngs (HMC)
Nov/11/2014Lattices generated by finite Abelian groupsHiren Maharaj (CMC)
Nov/18/2014A local-global principle in the dynamics of quadratic polynomialsDavid Krumm (CMC)
Dec/02/2014Perfect simulation from the move ahead 1 chainMark Huber (CMC)

Spring 2014 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/21/2014The Tamagawa number conjecture on motives and (phi, Gamma)-modulesJay Daigle (California Institute of Technology)
Jan/28/2014Locally finite Lie algebras in positive characteristicJohanna Hennig (UC San Diego)
Feb/04/2014Stochastic gradient pursuit methods and their ties to random matrix theoryDeanna Needell (Claremont McKenna College)
Feb/11/2014Quotient setsStephan Ramon Garcia (Pomona College)
Feb/18/2014Dynamical modular curves of small genusJohn Doyle (University of Georgia)
Feb/25/2014New enhancements of the Birack Counting InvariantSam Nelson (Claremont McKenna College)
Mar/04/2014You won't believe this one simple trick that speeds up rigorous estimation by a factor of 4!Mark Huber (Claremont McKenna College)
Mar/11/2014Finiteness results for regular inhomogeneous quadratic forms in three variablesWai Kiu Chan (Wesleyan University)
Mar/25/2014Finitely generated solvable groups and descriptive set theoryJay Williams (CalTech)
Mar/27/2014A matrix decomposition and its applicationsFuzhen Zhang (Nova Southeastern University)
Apr/01/2014Counting self-avoiding walksGeoffrey Grimmett (Downing College, University of Cambridge)
Apr/08/2014Splitting Algebras and Moebius PolynomialsSusan Durst (University of Arizona)
Apr/15/2014Squarefree parts of polynomial valuesDavid Krumm (Claremont McKenna College)
Apr/22/2014Stabilization of invariant chains of polynomial idealsAnn Johnston (University of Southern California)
Apr/29/2014Automorphism groups of lattices, Minkowski reduction domain, and well-rounded retractLenny Fukshansky (Claremont McKenna College)

Fall 2013 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/10/2013Exact relative error distribution for estimating coin probabilitiesMark Huber (CMC)
Sep/17/2013Nowhere-zero flows in the linear latticeGhassan Sarkis (Pomona College)
Sep/24/2013Exploiting symmetries in polyhedral computationsAchill Schuermann (University of Rostock)
Oct/01/2013Equations mod p restricted to boxes and applicationsMei-Chu Chang (UC Riverside)
Oct/08/2013Weil sums of binomials and Helleseth's ConjectureDaniel Katz (Cal State Northridge)
Oct/15/2013Towards a computational theory of heightsDavid Krumm (CMC)
Oct/29/2013The MMS conjecture for vector spacesShahriar Shahriari (Pomona College)
Nov/05/2013Some results on the geometry of deformation quantizationJeremy Pecharich (Pomona College)
Nov/12/2013On stability of ideal lattices from quadratic number fieldsLenny Fukshansky (CMC)
Nov/19/2013Lattices from elliptic curves over finite fieldsHiren Maharaj
Dec/03/2013Integer partitions from a geometric viewpointMatthias Beck (San Francisco State University)
Dec/10/2013Realizations of phased matroidsAmanda Ruiz (HMC)

Spring 2013 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/29/2013Supercharacters on abelian groupsStephan Garcia (Pomona College)
Feb/12/2013Combinatorics and card shufflingSami Assaf (USC)
Feb/19/2013How Hot is Your Geometry? A Tropical ExcursionGizem Karaali (Pomona College)
Feb/26/2013Algorithms for the densest sub-lattice problemDaniele Micciancio (UC San Diego)
Mar/05/2013Some configurations of planes in projective spacesJohn Levitt (Occidental College)
Mar/12/2013Formal convolution Hecke algebras and oriented cohomology theoriesAlex Hoffnung (Temple University)
Mar/26/2013Shadows and intersectionsAmeerah Chowdhury (UCLA)
Apr/02/2013Locally finite z-homogeneous graphsWai Yan Pong (California State University Dominguez Hills)
Apr/09/2013Erdos-Rademacher problems in extremal set theoryShagnik Das (UCLA)
Apr/16/2013Cayley graphs in surprising placesRena Levitt (Pomona College)
Apr/23/2013Complexity of lattice problems on cyclic latticesLenny Fukshansky (CMC)
Apr/30/2013Cyclotomic extensions of the rational function field over a finite fieldHiren Maharaj (CMC)
May/07/2013Double or nothingMark Huber (CMC)

Fall 2012 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/11/2012Shuffling with rules: drawing uniformly from linear extensions of a partial orderMark Huber (Claremont McKenna College)
Sep/18/2012Hall algebras are primitively generatedJacob Greenstein (UC Riverside)
Sep/25/2012Polynomial Birack Module EnhancementsSam Nelson (CMC)
Oct/02/2012On a counting problem in number theoryLenny Fukshansky (CMC)
Oct/09/2012Jet schemes of determinantal varietiesAl Sethuraman (Cal State Northridge)
Oct/16/2012Abelian Pattern Avoidance in Partial WordsBen De Winkle (Pomona College)
Oct/30/2012Refinements of Craig’s lattices and new dense lattice packingsCarmelo Interlando (San Diego State University)
Nov/06/2012Semidirect products, group structure, and expander familiesMike Krebs (Cal State LA)
Nov/13/2012Harmonic analysis on finite groups using frequency spacesMichael Orrison (Harvey Mudd College)
Nov/27/2012Hypercube orientations with degree restrictions, or What color is my hat?Steve Butler (Iowa State University)
Dec/04/2012Algebraic geometric codes and spaces of modular formsHiren Maharaj (Clemson University)

Spring 2012 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/24/2012A gadget for reducing the Ising model to matchingsMark Huber (CMC)
Jan/31/2012Bridging matrix recovery gaps using manifoldsDeanna Needell (CMC)
Feb/07/2012Lattices must be fat -- no skinny lattice for you!Lenny Fukshansky (CMC)
Feb/14/2012Birack projection invariantsSam Nelson (CMC)
Feb/21/2012The word problem for quandlesRena Levitt (Pomona College)
Feb/28/2012Doubly adapted bases for the symmetric groupMike Orrison (HMC)
Mar/06/2012Recent problems and results about heights of algebraic numbersJeffrey Vaaler (University of Texas at Austin)
Mar/20/2012Polite numbers and length spectraWai Yan Pong (California State University Dominguez Hills)
Mar/27/2012Topologies on spaces of subgroups and Schreier graphs, totally non-free actions, and IRS.Rostislav Grigorchuk (Texas A&M University)
Apr/03/2012Supercharacters and their superpowersGizem Karaali (Pomona College)
Apr/10/2012The q,t-Catalan numbers and Hyperplane ArrangementsMatt Davis (HMC)
Apr/17/2012The shape of sublattices of Z^mWolfgang Schmidt (University of Colorado at Boulder)
Apr/24/2012Introduction to Pipe Theory and certain Diophatine equationWillie Wu (CGU)

Fall 2011 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/13/2011Gromov-Witten Theory of P^1xP^1xP^1Dagan Karp (Harvey Mudd College)
Sep/20/2011The Stern SequenceBruce Reznick (University of Illinois at Urbana Champaign)
Sep/27/2011Invariant Ideals from the Alexander Virtual BiquandleSam Nelson (Claremont McKenna College)
Oct/04/2011Analytic Galois AutomorphismsGhassan Sarkis (Pomona College)
Oct/11/2011Algebraic Voting Theory: New Insights, Connections, and QuestionsMike Orrison (Harvey Mudd College)
Oct/18/2011The Prime Number Theorem for graphs and coveringsAudrey Terras (University of California at San Diego)
Oct/25/2011When is a variety a quotient of a smooth variety by a finite group?Anton Geraschenko (California Institute of Technology)
Nov/01/2011What are #P complete problems?Mark Huber (Claremont McKenna College)
Nov/15/2011Using Lexicographical Orderings to Find Automatic StructuresRena Levitt (Pomona College)
Nov/22/2011Diamond-Free Subsets of Linear LatticesShahriar Shahriari (Pomona College)
Nov/29/2011Search bounds with respect to height in linear and quadratic spacesGlenn Henshaw (Wesleyan University)
Dec/06/2011Strong nonnegativity and sums of squares on real varietiesMohamed Omar (California Institute of Technology)

Spring 2011 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/25/2011On well-rounded ideal latticesLenny Fukshansky (CMC)
Feb/01/2011Cohomology and support varieties for restricted Lie superalgebrasIrfan Bagci (UC Riverside)
Feb/08/2011Toric Symmetry of P^3 in Gromov-Witten theory and Donaldson-Thomas theoryDagan Karp (Harvey Mudd College)
Feb/15/2011Classical Kloosterman sums: Representation theory, magic squares, and Ramanujan multigraphsGizem Karaali (Pomona College)
Feb/22/2011Combinatorics of Surface DeformationsSatyan Devadoss (Williams College)
Mar/01/2011The Rack AlgebraSam Nelson (Claremont McKenna College)
Mar/08/2011Birack Modules, Kei modules and Shadow ModulesSam Nelson (Claremont McKenna College)
Mar/22/2011Solving all lattice problems in deterministic single exponential timeDaniele Micciancio (UC San Diego)
Mar/29/2011Partially recursive acceptance/rejectionMark Huber (Claremont McKenna College)
Apr/05/2011Solving the word problem with using formal languagesRena Levitt (Claremont McKenna College)
Apr/12/2011Diophantine equations of matching gamesWai Yan Pong (California State University Dominguez Hills)
Apr/19/2011Perturbed NimScott Garrabrant (Pitzer College)
Apr/26/2011The Jurassic Park of abelian functionsYaacov Kopeliovich (MEAG NY)
Apr/29/2011Recent Work on the Extremal Problems of Families of Subsets with a Forbidden SubposetWei-Tian Li (University of South Carolina)
May/03/2011Nonnegative k-sums, fractional covers, and probability of small deviationsHao Huang (UCLA)

Fall 2010 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/07/2010Generators for groups of units in orders in rational quaternion algebras and a problem in number theoryMehrdad Shahshahani (Institute for Research in Fundamental Sciences (IPM), Tehran, Iran)
Sep/14/2010Combinatorial Hopf algebras: A Common Playground for Algebra and CombinatoricsGizem Karaali (Pomona College)
Sep/21/2010Representations of the affine Hecke algebraMatt Davis (Harvey Mudd College)
Sep/28/2010How I learned to seeVin de Silva (Pomona College)
Oct/05/2010Cutsets in the Boolean and Linear LatticesShahriar Shahriari (Pomona College)
Oct/12/2010Global Weyl modules, BGG duality and the Catalan numbersNathan Manning (UC Riverside)
Oct/26/2010Integral bases for the universal enveloping algebra of g tensor ASam Chamberlin (UC Riverside)
Nov/02/2010Toric Symmetry of P^3 and Enumerative GeometryDhruv Ranganathan and Paul Riggins (Harvey Mudd College)
Nov/09/2010Denominator identities for Lie superalgebrasShifra Reif (Weizmann Institute of Science)
Nov/16/2010The etale index of division algebrasBenjamin Antieau (UCLA)
Nov/23/2010Representation Theory in Machine LearningRisi Kondor (Caltech)
Nov/30/2010Generalizing the Condorcet CriterionMichael Orrison (Harvey Mudd College)
Dec/07/2010Polytopes, Polynomials, and Picard-Fuchs EquationsUrsula Whitcher (Harvey Mudd College)

Spring 2010 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/26/2010Organizational meetingEveryone
Feb/02/2010Revisiting the hexagonal lattice: on optimal lattice circle packingLenny Fukshansky (CMC)
Feb/09/2010Counting points on hypersurfacesDaqing Wan (UC Irvine)
Feb/16/2010Disjoint chains and matchings in posetsShahriar Shahriari (Pomona College)
Feb/23/2010Quadratic forms over number ringsLarry Gerstein (UC Santa Barbara)
Mar/02/2010Blackboard biracksSam Nelson (CMC)
Mar/09/2010Sums of triangular numbersWai Kiu Chan (Wesleyan University)
Mar/23/2010Incomplete character sums over finite fieldsMei-Chu Chang (UC Riverside)
Mar/30/2010Approximating the permanent of a matrix with nonnegative entriesMark Huber (Claremont McKenna College)
Apr/06/2010Random surfacesNicholas Pippenger (HMC)
Apr/13/2010Extremal and Probabilistic CombinatoricsChoongbum Lee (UCLA)
Apr/20/2010Faces of weight polytopes and a generalization of a result of VinbergTim Ridenour (UC Riverside)
Apr/27/2010The combinatorialization of linear recurrencesArt Benjamin (HMC)

Fall 2009 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/08/2009Organizational meetingEveryone
Sep/15/2009Simulation reductions for the Ising modelMark Huber (Claremont McKenna College)
Sep/22/2009The peculiar phase structure of random graph bisectionAllon Percus (Claremont Graduate University)
Sep/29/2009Khovanov homology and the Jones polynomialSam Nelson (CMC)
Oct/06/2009Generating an algebra from the probabilistic standpointBogdan Petrenko (SUNY Brockport)
Oct/13/2009Tests of uniformity for rank data, the symmetric group, and framesMichael Orrison (Harvey Mudd College)
Oct/27/2009Fourier analysis, linear programming, and densities of distance avoiding setsFrank Vallentin (TU Delft, Netherlands)
Nov/03/2009Fields of norms and p-adic dynamical systemsGhassan Sarkis (Pomona College)
Nov/10/2009The typical structure of graphs without given excluded subgraphsJozsef Balogh (University of Illinois at Urbana-Champaign)
Nov/17/2009Neighborhood complexes and rational generating functionsKevin Woods (Oberlin College)
Nov/24/2009Ranks of polynomialsZach Teitler (Texas A&M University)
Dec/01/2009Real quadratic analogues of traces of singular moduliWilliam Duke (UCLA)
Dec/08/2009The Euclidean algorithm and primitive rootsKate Petersen (Florida State University)

Spring 2009 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Jan/27/2009Energy Minimizing Spherical Codes and DesignsAchill Schurmann (University of Magdeburg)
Feb/03/2009Toric Symmetry in Gromov-Witten Theory Dagan Karp (Harvey Mudd College)
Feb/10/2009Bulgarian solitaire and related operations on partitions Brian Hopkins (Saint Peter's College)
Feb/17/2009Non-Archimedean dynamics of power seriesGhassan Sarkis (Pomona College)
Feb/24/2009Card shuffling and connections to representation theoryLerna Pehlivan (University of Southern California)
Mar/03/2009On heights of algebraic numbersLenny Fukshansky (Claremont McKenna College)
Mar/10/2009Strong approximation for quadricsWai Kiu Chan (Wesleyan University)
Mar/24/2009The Distribution of the Zeros of Orthogonal Polynomials on the Unit CircleMihai Stoiciu (Williams College)
Mar/31/2009Iterated Partitions of TrianglesRonald Graham (University of California San Diego)
Apr/07/2009Simultaneous Diophantine equations with side constraints: an elementary methodStephan Garcia (Pomona College)
Apr/14/2009Achievable pebbling numbersCindy Wyels (Cal State University Channel Islands)
Apr/21/2009Combinatorial Representation Theory - Old and New (MSRI video)Georgia Benkart (University of Wisconsin-Madison)
Apr/28/2009Two Million Dollars of Math: An Introduction to the Birch and Swinnerton-Dyer ConjectureChristopher Towse (Scripps College)
May/05/2009Fun with Cyclotomic PolynomialsGary Brookfield (California State University Los Angeles)

Fall 2008 Algebra/Number Theory/Combinatorics Seminars

Date:sort iconTitle:Speaker:
Sep/09/2008Organizational meetingAll interested Claremont faculty invited!
Sep/16/2008Interlocking Linkages Julie Glass (California State University East Bay)
Sep/23/2008On Siegel's lemma Lenny Fukshansky (Claremont McKenna College)
Sep/30/2008A very brief introduction to fields of normsGhassan Sarkis (Pomona College)
Oct/07/2008Inconsistencies with Nonparametric Procedures and Statistics: Combinatoric and Asymptotic ResultsAnna E. Bargagliotti (University of Memphis)
Oct/14/2008More algebraic structures from knot theorySam Nelson (Claremont McKenna College)
Oct/28/2008The Applied Mathematics of the Nottingham Group Jonathan Lubin (Brown University - emeritus)
Nov/04/2008An introduction to Gromov-Witten theoryDagan Karp (Harvey Mudd College)
Nov/11/2008GroupoidificationAlex Hoffnung (University of California Riverside)
Nov/18/2008Bounds on self-dual codes and latticesEric Rains (Caltech)
Nov/25/2008Beyond MoonshineGeoffrey Buhl (California State University Channel Island)
Dec/02/2008Using Group Theory and Graph Theory to Build Fast CommunicationsNetworks: A Brief Introduction to Expanders and Ramanujan GraphMike Krebs (California State University Los Angeles)
Dec/09/2008Minimal Triangulations of Cubes and SimplotopesFrancis Su (Harvey Mudd College)