| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| 9 Sept | Sebastian Casalaina-Martin | University of Colorado Boulder | Geometric and combinatorial properties of cographic rings |
| Jason Williford | U Wyo | Association Schemes and Coherent Configurations | |
| 23 Sept | Anton Betten | C S U | Combinatorial Cousins of Hermitian Curves |
| Zachary Strider McGregor-Dorsey | CU Boulder | Analyzing Full Heaps with lessons from Minuscule Posets | |
| 7 Oct | Dusty Ross | C S U | Counting curves in toric Calabi-Yau 3-folds |
| Sylvia Hobart | U Wyo | Constructions of coherent configurations from finite geometries. | |
| 18 Nov | James B. Wilson | C S U | The "simple" and "radical" properties of nilpotence |
| Tyrrell McAllister | University of Wyoming | Cones over free sums of reflexive polytopes |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| 11 Feb | Ken Monks | C S U | The Marvelous Book A=B |
| Bart De Bruyn | Ghent University | Pseudo-embeddings and pseudo-hyperplanes of point-line geometries | |
| 25 Feb | Paul Wenger | CU-Denver | Uniquely H-saturated Graphs |
| Mike Zieve | University of Michigan | The Segre-Bartocci Conjecture | |
| 11 March | Sylvia Hobart | U Wyoming | Pseudo Distance Regular Graphs |
| Tim Penttila | C S U | Automorphism groups without tears | |
| 25 March | Morgan Rodgers | UC Denver | Cameron-Liebler line classes and Affine two-intersection sets |
| Tatsuya Maruta | Osaka Prefecture University | Extension theorems for linear codes over finite fields | |
| 15 April | Rodney James | CSU | Linear Systems on Finite Sets |
| Valentina Pepe | University of Ghent | On a subvariety of the Grassmann variety | |
| 29 April | Metod Saniga | Astronomical Institute, Slovak Academy of Sciences | The Veldkamp Space of Some Distinguished Finite Geometries |
| Nathaniel Thiem | CU Boulder | Is the Shintani correspondence combinatorial? |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| 10 Sept | Luke Bayens | CSU | Hemisystems in Unitary Spaces |
| Eric Moorhouse | U Wyo | Projective Planes and their Substructures | |
| 24 Sept | Daniel Horsley | Arizona State University | Embedding partial Steiner triple systems |
| Alexander Hulpke | C S U | Computing Conjugacy Classes in Matrix groups | |
| 8 Oct | Alexandr Zamorzaev | M I T | Parity of the partition function and modular forms |
| Sylvia Hobart | U Wyo | Proving the Feit-Higman Theorem | |
| 22 Oct | Kyle Pula | University of Denver | Generalized Transversals of Latin Squares |
| Tom Denton | University of California, Davis | A Combinatorial Formula for Idempotents in the 0-Hecke Algebra of the Symmetric Group | |
| 5 Nov | Ken Monks | CSU | The Odd Partition Poset |
| Jason Williford | U. Wyo | The Witt model of an affine plane | |
| 19 Nov | Derrick Stolee | University of Nebraska at Lincoln | Symmetry and the Search for Discrete Objects |
| Bill Cherowitzo | UCDenver | Son of Hyperfocused and Sharply focused Arcs | |
| 3 Dec | Luis Serrano | LACIM, Montreal | Generalizations of Catalan objects and pipe dreams |
| Richard Green | UC Boulder | Gaussian posets |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| 12 Feb | T. Penttila | CSU | Hemisystems, partial quadrangles, association schemes, and flocks |
| J. Williford | U Wyo | Applications of finite geometry to extremal graph theory | |
| 27 Feb | Anton Betten | C S U | The Classification of (42,6)8 Arcs |
| W. Cherowitzo | U C Denver | One Point Extensions and Steiner Quintuple Systems | |
| 12 Mar | Frank Sottile | Texas A&M University | Orbitopes |
| Bill Martin | Worcester Polytechnic | Presentations of cometric association schemes | |
| 26 Mar | Aart Blokhuis | U Wyoming | Caps in Finite Classical Polar Spaces |
| E. vanDam | Queens U Kingston, Ont | Association schemes related to Kasami codes and Kerdock sets | |
| 9 Apr | T. Vis | UCD | Fifteen Schoolgirls and the Unique S(4,{5,6},17) Structure |
| S. Hobart | U. Wyo | Distance Regularity and Eigenvalues: What else do we need? | |
| 23 Apr | N. Thiem | UC Boulder | Complete matching problems and the representation theory of finite unipotent groups |
| R. Green | UC Boulder | Morse matchings on polytopes | |
| 7 May | J. Ma | Emory U. | Directed distance regular graphs |
| C. Hall | U. Wyo | Random Graphs a la Bernoulli-Markov |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept. 4 | Tim Penttila | C S U | A Combinatorial Problem related to centralizer and normalizer calculations |
| Alexander Hulpke | C S U | Calculating Ceneralizers and Normalizers in Matrix Groups | |
| Sept. 18 | Stan Payne | U C D | The Generalized Quadrangles Associated with an Oval in PG(2,q) |
| Paul David Johnson | U. Michigan | The Infinite Wedge and Hurwitz Numbers | |
| Oct. 2 | Ken Monks | CSU | Two-closures and Mobius Numbers of Groups |
| Bryan Shader | UWyo | Sandpile Groups: What I could've been learning in pre-school | |
| Oct. 16 | Eun Ju Cheon | Gyeongsang National University, Korea | On optimal linear codes |
| Richard Green | UC Boulder | Near hexagons and Veldkamp spaces | |
| Oct. 30 | Joe Bohanon | Washington University | The Moebius Number of Some Sporadic Groups |
| Tyrrell McAllister | U Wyo | ??? | |
| Nov. 13 | Ellen Ziliak | C S U | An Algorithm to Express Words as a Product of Conjugates of Relators |
| Ken Smith | Sam Houston State University | Storer's Conjecture and Nonabelian Hadamard Difference Sets | |
| Dec. 4 | Cayla McBee | C S U | Group algebras in genetics?! |
| Tim Penttila | C S U | Groups of Lie type and finite geometry |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan. 30 | Nat Thiem | CU - Boulder | The combinatorics of the q-partition algebra |
| Chanyoung Lee Shader | U Wyoming | Characters for representations of the Lie superalgebras of type C using tableaux | |
| Feb. 13 | Robert Liebler | C S U | A brief introduction to algebraic graph theory |
| Sylvia Hobart | U Wyoming | Complementary subgraphs of strongly regular graphs | |
| Feb. 27 | Tim Penttila | CSU | BLT-sets: an introduction |
| Anton Betten | CSU | A Class of Transitive BLT-Sets | |
| Mar. 13 | Hugh Denoncourt | C U Boulder | Combinatorial models for reduced expressions in Coxeter groups |
| J Schillewaert | Ghent U Belgium | Generalized Veroneseans and their arcs | |
| Apr. 10 | Tim Penttila | C S U | A family of translation planes |
| Jason Williford | U C D | New Examples of $Q$-polynomial Association Schemes | |
| Apr. 24 | Richard Green | C U Boulder | Veldkamp Spaces, the Universe, and Everything |
| Eric Nelson | C S U | BLT-sets admitting a transitive irreducible groups | |
| May 8 | W.Cherowitzo | UCDenver | Flokki and Bilinear Flokki |
| Dan May | UWyo | Uniqueness of Mutually Unbiased Bases in Dimension 5 |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept. 26 | Tim Penttila | C S U | Self-polar two-intersection sets in PG(2,q) |
| G. Eric Moorhouse | U Wyo | Ovoids over Z/nZ | |
| Oct. 10 | Renzo Cavalieri | C S U | Combinatorial Properties of Double Hurwitz Numbers |
| Anton Betten | C S U | Grid Computing in Discrete Mathematics | |
| Oct. 24 | Ross McConnell | CSU (CS) | Linear-Time Recognition of Probe Interval Graphs |
| William Cherowitzo | UCD | The Classification of Inherited Hyperconics in Hall Planes and other topics | |
| Nov. 9 | Ken W. Smith | Sam Houston State University | On difference sets and solutions to XX^{(-1)} = 36 in the integral group ring |
| Luke Bayens | CSU | Laguerre planes of odd order | |
| Nov. 21 | Richard Green | C U Boulder | Combinatorial homology representations of Coxeter groups |
| Eric Nelson | CSU | Two-Intersection Sets - Existence and Non-Existence | |
| Dec. 5 | Eric Moorhouse | UWyo | The Alon-Tarsi Conjecture |
| Y. Muntyan | Texas A & M | Automaton groups and finitely presented groups |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Feb. 1 | T. Penttila | C S U | Liebler-Kantor Line Classes |
| G. E. Moorhouse | U Wyoming | Computing Tutte Polynomials of Graphs | |
| Feb. 15 | Petr Vojtechovsky | Denver University | Codes Associated with Code Loops |
| Stan Payne and Oscar Jenkins | University of Colorado Denver | An Attempt to Construct a Non-Classical Generalized Quadrangle of Odd Order | |
| Mar. 7 | Michel Lavrauw | Ghent University, Belgium | Finite semifields and secant varieties to Segre varieties |
| Richard Green | UC Boulder | Combinatorial constructions of two-graphs and related structures | |
| Mar. 14 | John Bamburg | U Western Australia, Perth | Partial quadrangles arising from hemisystems of generalised quadrangles |
| Robert A. Liebler | CSU | Irreducible semilinear transformations and related semifields | |
| Mar. 28 | Kenneth Monk | C S U | The Moebius number of the symmetric group |
| Stan Payne | U C D | The automorphism group of a finite Abelian group | |
| Apr. 11 | Michael Kinyon | Denver U | Cancellation and distributivity in skew lattices |
| W. E. Cherowitzo | U C D | Inherited Ovals in finite Moulton Planes | |
| May 2 | Richard Green | U C B | Cliques in the half cube graph and not-Pascal's triangle |
| Stefaan DeWinter | Ghent University, Belguim | Generalized quadrangles and Singer groups | |
| May 23 | Bernhard Schmidt | Nanyang Technological University, Singapore | Constructing Hadamard Matrices from Jacobi Sums |
| Jason Williford | C U Denver | Embeddings of Finite Partial Linear Spaces into Finite Projective Planes |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Aug. 31 | Tim Penttila | C S U | Elation generalized quadrangles |
| Jason Williford | U C D | Association Schemes and the Q-polynomial Property | |
| Sept. 14 | Sylvia Hobart | U Wyoming | Subsets of coherent configurations |
| Attila Maroti | U Southern California | Covering and (pairwise) generating finite groups | |
| Sept. 28 | Bill Cherowitzo | U C D | Ovals and Hyperovals in Hall Planes |
| G. Eric Moorhouse | U Wyo | Double Translation Surfaces | |
| Oct. 12 | Nat Thiem | UC Boulder | Approximating wild representation theories |
| Morgan Rodgers | UCDHSC | Double k-sets in W(q) | |
| Oct. 26 | Steve Flink | UCDHSC | An Application of the Hasse-Weil Theorem |
| Tim Penttila | CSU | McLaughlin's graph via Segre's hemisystem | |
| Nov. 9 | Anton Betten | CSU | Algorithms for Orthogonal Polar Spaces |
| Richard Green | UC-Boulder | Some remarks on a famous configuration of 56 lines | |
| Nov. 30 | Rohit Ghosh | University of Texas at Austin | Incompleteness of the Giulietti-Ughi Arc for Large Primes |
| Alexander Hulpke | CSU | Computing with group extensions |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan. 26 | Tim Penttila | C S U | Sharp t-transitivity |
| Tim Penttila | C S U | Transitive eggs and m-systems | |
| Feb. 9 | Petr Vojtechovsky | DU | Combinatorial problems as dynamical systems |
| Ken W. Smith | Central Michigan University | Rational Idempotents of Abelian Difference Sets | |
| Feb. 23 | Oscar S. Vega | CU-Denver | Symplectic Translation Planes |
| Robert A. Liebler | U Wyo | Implementing Gradient Descent Decoding | |
| Mar. 9 | Richard Green | CU - Boulder | Representations arising from the Gosset graph |
| Alexander Hulpke | CSU | Normalizer Computation using Automorphisms | |
| Nov. 17 | Bill Kantor | U Wyoming | Designs, Fans and Ovoids in PG(3,q) |
| Bill Kantor | C S U | Arrangements of 2-planes in projective fourspace formed from the Petersen graph | |
| April 6 | A Von Hermann | CSU | Constructing the Maximal Subgroups of the Finite Classical Groups |
| G E Moorhouse | U Wyoming | Partial Spreads and Flocks over Infinite Fields | |
| April 20 | L Bayens | CSU | Hyperovals in Desarguesian planes |
| S A Hobart | U Wyoming | Connections between Terwilliger algebras and coherent configurations: What? and Why? |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept. 15 | G. E. Moorhouse | U Wyoming | Using the Borsuk-Ulam Theorem |
| Sylvia Hobart | U Wyoming | ?? | |
| Sept. 29 | Stan Payne | UCDHSC | Symplectic Spreads Containing a Regulus |
| Oscar Vega | UCDHSC | j.jj-planes | |
| Oct. 20 | A Betten | CSU | Twisted Tensor Product Codes and A Review of BLT-Sets |
| G E Moorhouse | U Wyo | Variations on Diffie-Hellman | |
| Nov. 3 | Scott Lundberg | Computer Science Department, CSU | A TUTORIAL ON SPLIT DECOMPOSITION |
| Ross McConnell | CSU | ON FINDING THE SPLIT DECOMPOSITION OF A GRAPH | |
| Nov. 17 | Bryan Shader | U Wyoming | Designs, Fans and Ovoids in PG(3,q) |
| Hirotachi Abo | C S U | Arrangements of 2-planes in projective fourspace formed from the Petersen graph | |
| Dec. 1 | W. E. Cherowitzo | UCDHSC | Designs, Fans and Ovoids in PG(3,q) |
| Michael Kinyon | DU | A classical correspondence and some generalizations |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan. 27 | G. E. Moorhouse | U Wyoming | Using the Borsuk-Ulam Theorem |
| W. E. Cherowitzo | UCDHSC | Constructing the Tits Ovoid from an Elliptic Quadric | |
| Feb. 10 | Tim Penttila | U Western Australia, Perth | Applications of Eigenvalue Techniques in Polar Spaces |
| Oscar Vega | U. Iowa | A Polynomial Invariant for Spreads | |
| Feb. 24 | Judy Walker | U Nebraska | Characterizing Pseudocodewords of LDPC Codes |
| Robert A Liebler | CSU | Toward Understanding Iterative Decoding | |
| Mar. 3 | Richard Green | C U Boulder | Some combinatorial representations of affine Kac--Moody algebras |
| Andy Curtis | CSU - Computer Science | Efficient Representation of Chordal Comparability Graphs | |
| Mar. 24 | Petr Vojtechovsky | University of Denver | Exponential Forms and Combinatorial Polarization |
| Richard M. Wilson | Caltech | More on Decompositions of Edge-colored Complete Graphs | |
| Apr. 7 | Abdulla Al-Azemi | CSU | Algorithms For Isomorphism Checking And Generation Of Simple Graphs |
| Stan Payne | UCDHSC | Finite Laguerre Geometries and Generalized Quadrangles |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sep. 16 | Stefaan De Winter | Ghent University, Belgium | Partial Geometries with a Regular Abelian Automorphism Group |
| Richard M Green | C U Boulder | Star reducible Coxeter groups | |
| Sept. 30 | Anton Betten | CSU | How to construct a hyperoval |
| Sylvia Hobart | U Wyoming | Terwilliger Algebras are Applied | |
| Oct. 14 | Alexander Hulpke | CSU | Calculations for verifying the S3 conjecture |
| Chris Frederick | CSU | Ramsey Regions | |
| Oct. 28 | Cheryl E. Praeger | U Western Australia, Perth | Imprimitive group actions on designs |
| Elizabeth Scott-Janda | CSU and Bowling Green U. | Lenz-Barlotti I.4 perspectivity groups are Abelian | |
| Nov. 11 | Bryan Shader | U Wyoming | Spectrally transverse graphs |
| Hirotachi Abo | C S U | Arrangements of 2-planes in projective fourspace formed from the Petersen graph | |
| Dec. 2 | Benson Joeris | CSU | Circular-Arc Graphs |
| Mike Ferrara | UCDHSC | Potentially H-graphic Sequences |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Feb. 4 | Margret Jonsdottir | CSU | An algorithm for computing the automorphism group of a finite group |
| Robert A Liebler | CSU | Neodifference sets in quaternionic homomorphic images | |
| Feb. 18 | G. Eric Moorhouse | U Wyoming | Exponential Sums in Finite Geometry |
| Mar. 4 | R. W. Butler | C S U - Stat | Simplifying Mason's rule to determine response functions in large stochastic feedback systems |
| William Cherowitzo | UCDHSC | Some Open Problems concerning Sharply Focused and Hyperfocused Arcs in Desarguesian Planes | |
| Mar. 25 | E. E. Shult | Kansas State Univ. | Locally Truncated Geometries Updated |
| Rieuwert Blok | CSU and Bowling Green U. | Affine Geometries | |
| Apr. 8 | Petr Vojtechovsky | DU | Unit Disk Covering Problems |
| Jeremy Dover | General Dynamics | Spreads of Hermitian Unitals | |
| Apr. 22 | Ilhan Hacioglu | CSU | The integral structure of Hecke algebras for finite generalized polygons |
| S. E. Payne | UCDHSC | Elliptic Quadrics in PG(3,q) | |
| May 6 | Stephen Doty | Loyola Univ. | The deranged algebra |
| Michael S. Jacobson | UCDHSC | Generating the k-element subsets of an n-element set (and other applications of de Bruijn digraphs) |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sep. 17 | Ross M. McConnell | CSU | Combinatorial Problems on Circular-Arc Graphs |
| G. Eric Moorhouse | U Wyo | Embedding Finite Partial Linear Spaces in Finite Planes | |
| Oct. 1 | Colva Roney-Dougal | University of St Andrews, UK | Constructing maximal subgroups of classical groups |
| Hirotachi Abo | CSU | Paley Graphs and Rational Points of Varieties | |
| Oct. 15 | Rieuwert Blok | C S U | Generating sets for symplectic geometries |
| Stan Payne | CU-Denver | Generalized Fans, Spreads of T2(O) and Alpha-Flocks | |
| Nov. 5 | Richard Green | CU-Boulder | Acyclic heaps of pieces |
| William Cherowitzo | CU-Denver | Hölz Designs | |
| Nov. 19 | Petr Vojtechovsky | DU | Extensions based on Steiner triple systems |
| Robert Rostermundt | CU-Denver | Conditions for the Existence of 4-Gonal Families in an Elation Group of H(3,q2) | |
| Dec. 3 | Rieuwert Blok | CSU | Partial Orders on Coxeter groups |
| Anton Betten | CSU | Geometric Codes |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Feb. 5 | Jianmin Ma | CSU | Iterative decoding of low density parity-codes |
| Sylvia Hobart | U Wyo | Quasi-symmetric designs related to the triangular graph | |
| Feb. 20 | Ross M. McConnell | CSU | DATA STRUCTURES FOR SEARCHING IN TEXTS |
| Stan Payne | CU-Denver | CONDITIONS FOR SINGULAR INCIDENCE MATRICES | |
| Mar. 5 | Jon Lark Kim | U. Nebraska | LDPC codes from nets, generalized quadrangles, and partial geometries |
| Anton Betten | C S U | Computing Optimal Linear Codes | |
| Mar. 26 | Nicholas Krier | C S U | Two Games on Graphs |
| William Cherowitzo | CU-Denver | Embedding 1-factorizations of complete graphs in PG(2,q) | |
| Apr 9 | Petr Vojtechovsky | DU | Wreath products, dynamical systems and the interplay between associativity and commutativity |
| G. Eric Moorhouse | UWyo | Deflation in Affine Coxeter Groups | |
| Apr 23 | Alexander Hulpke | CSU | Factorization into Generators |
| Tom Edgar | CSU | Linear codes and Finite Geometries | |
| May 7 | Reception Honoring Retiring Math Faculty | ||
| Sergey Kitaev | U Kentucky | Combinatorics on words and graphs |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 5 | Jianmin Ma | CSU | Some new 3 class association schemes |
| Richard Green | CU-Boulder | Freely braided elements in Coxeter groups | |
| Sept 19 | Peter Brooksbank | Ohio State U | Efficient computation with matrix groups |
| Tim Penttila | U Western Australia (Perth) | Symplectic spreads | |
| Oct 17 | Ross McConnell | CSU | Common factors in a set of linear orders |
| Tim Penttila | U Western Australia (Perth) | Flocks and partial flocks of hyperbolic quadrics via root systems | |
| Oct 31 | Stan Payne | U Colorado Denver | 2-Ranks of Some Perfect Difference Sets Derived from Monomial Hyperovals |
| G Eric Moorhouse | U Wyoming | Ranks of Nets and Webs | |
| Nov 14 | R. A. Liebler | C S U | Counting irreducible semilinear transformations -- in context |
| Richard Green | C U Boulder | Schubert varieties and free braidedness | |
| Dec. 5 | Petr Vojtechovsky | DU | Some Combinatorial Problems in Communication |
| Bill Cherowitzo | CU-Denver | The Automorphism Group of My Favorite Hyperoval |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan 31 | G. Eric Moorhouse | U Wyo | The Hidden Subgroup Problem |
| Ross McConnell | CSU | THE CONSECUTIVE-ONES PROPERTY | |
| Feb 14 | K. W. Smith | Central Michigan U | Difference Sets, Relative Difference Sets and GAP |
| A. Cushman | Air Force Academy | A Search for an Abelian, Non-Cyclic Difference Sets | |
| Feb 28 | Rieuwert J. Blok | Michigan State U | Topological aspects of active orders on matroid bases |
| Jianmin Ma | C S U | Commutative fusion schemes of noncommutative association schemes | |
| Mar 21 | Alexander Hulpke | CSU | Algorithms to find subgroups |
| William Cherowitzo | CU-Denver | Rédei blocking sets with two Rédei lines and quasigroups | |
| Apr 4 | David C. Torney | Los Alamos National Lab | Isomorphism Classes of Constructed Designs |
| Harm Pralle | T U Braunschweig | Quest for hyperplanes of dual polar spaces | |
| Apr 18 | Petr Vojtechovsky | DU | Combinatorial polarization and codes of high level |
| Bill Cherowitzo | CU-Denver | Should I Reference My Computer? | |
| May 9 | Sylvia Hobart | UWyo | A weighted version of interlacing |
| Carey Jenkins | CU-Denver | New Flocks of the Cone over the Segre Oval |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 6 | G. Eric Moorhouse | U Wyo | Paige's simple Moufang loops |
| Bettina Eick | TU Braunschweig | Computing coclass-trees with GAP | |
| Sept 27 | Anton Betten | C S U | Searching for line-transitive linear spaces preserving a grid structure on points |
| Ilaria Cardinali | U Naples (Italy) | A characterization of regular spreads of PG(3,q) which induce Hermitian spreads of Q-(5,q) | |
| Oct 11 | Ross M. McConnell | C S U | Certifying Algorithms |
| Petr Vojtechovsky | Denver U | Distances of Groups and Loops | |
| Oct 25 | Stan Payne | CU Denver | The Ghinelli--Löwe Construction of Generalized Quadrangles |
| Ken Driessel | CSU | The importance of Toeplitz matrices | |
| Nov 8 | Peter Dukes | Arizona State U | Some inequalities on t-designs from the cone condition |
| Sylvia Hobart | U Wyoming | Automorphism Groups, Eigenvectors and Matrix Algebras of Graphs | |
| Nov 22 | Michael Kinyon | Indiana Univ. South Bend | Quasigroups, Loops, and Automated Reasoning |
| Eric Moorhouse | U Wyo | Multiple Factorizations in Group Rings and Loop Rings | |
| Dec 6 | Anton Betten | CSU | Coding theory and the geometry connection |
| Bill Cherowitzo | CU-Denver | Flocks of Cones: Star Flocks |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan 18 | Akos Serres | Ohio State U | Large families of cospectral graphs |
| Stan Payne | C U Denver | A new look at q-clan geometries, q = 2e | |
| Feb 1 | |||
| S. A Hobart | U Wyo | Weakly Distance-Regular Digraphs | |
| Problem Session | |||
| Feb 14 | CANCELLED | ||
| Mar 1 | CANCELLED | ||
| Mar 22 | Jason Bandlow | C S U | A variety of combinatorial interpretations of the q-Catalan polynomial |
| Kendra Killpatrick | C S U | A t-statistic for the Schroder polynomials | |
| Apr 5 | Bill Cherowitzo | CU Denver | So what is cyclic about a cyclic q-clan? |
| Stefaan D Delcroix | U Wyo | Solvable linear groups: a generalization of Mal'cev's Theorem | |
| Apr 19 | İlhan Hacioglu | C S U | Diagram Geometries of Type B3 |
| Bob Liebler | C S U | L4(2) = A8 directly and some related combinatorial structures | |
| Apr 19 | Alexander Hulpke | C S U | Determining the Galois group of a rational polynomial |
| Brian Shader | U Wyo | A solution to the weak road coloring conjecture | |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 7 | R. A. Liebler | CSU | What is a Turbo Code? Why are they so GOOD? |
| W. E. Cherowitzo | C U Denver | Flocks of Cones: Herds and Herd Spaces | |
| Sept 21 | A. Hulpke | CSU | Constructing transitive permutation groups of fixed degree |
| S. A Hobart | U Wyo | New Prolific Constructions of Strongly Regular Graphs of Fon-der-Flass | |
| Oct 12 | Chanyoung Lee Shader | U Wyo | Typical Representations of Lie superalgebras |
| Stan Payne | C U Denver | Recent results of K. Thas on Translation Generalized Quadrangles | |
| Oct 26 | Kendra Killpatrick | C S U | Connections between lattice paths and q,t statistics |
| Robert A. Liebler | C S U | NonAbelian Fast Fourier Transforms: Marketing Combinatorial Representation Theory | |
| Nov 9 | Mark van Hoeij | Florida State Univeristy | Factoring polynomials by computing 0-1-vectors with lattice reduction |
| Ann Cushman | U Southern Colorado | Combinatorial Factorizations | |
| Nov 30 | Richard Green | Lancaster Univ. (UK) | Tabular Algebras |
| Stefan Delcroix | U Wyo | Simple Groups that are not absolutely simple |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Feb 9 | R. A. Liebler | CSU | The p rank of the Hermitian Unital |
| S.E. Payne | C U Denver | Elation Generalized Quadrangles | |
| Feb 23 | G. E. Moorhouse | U Wyo | The LLL Algorithm for Lattices |
| W.E. Cherowitzo | C U Denver | Ovoids of PG(3,q), q even, with a conic section | |
| Mar 16 | N. K. Krier | C S U | Some recent advances in combinatorial game theory - what I did on my Summer Vacation. |
| Anton Betten | U Bayreuth, Germany | Plesken Rings and intersection numbers of Designs | |
| Apr 6 | S. A. Hobart | U Wyo | Equitable Partitions and Designs in Association Schemes |
| Eric Egge | Gettysburg College | Restricted Permutations, sorting and a remarkable continued fraction | |
| Apr 20 | Robert Calderbank | A T & T Laboratories | TAILBITING REPRESENTATIONS OF THE BINARY GOLAY CODE |
| Kendra Kilpatrick | C S U | A GENERALIZATION OF THE CATALAN POLYNOMIALS TO SCHROEDER POLYNOMIALS | |
| May 4 | S. E. Payne | C U Denver | The Generalized Factorial Function of Manjul Bhargava |
| Ilhan Haciglu | C S U | The Uniqueness of the Gewirtz Graph |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 8 | B. Shader | U. Wyoming | Integer solutions to systems of linear equations and 2-exponents of colored digraphs |
| W.E. Cherowitzo | C U Denver | The Magic Action and Groups of the Adelaide Herds | |
| Sept 22 | R. A. Liebler | CSU | The arithmetic invariants of point incidence maps in finite projective spaces I |
| S. A. Hobart | U Wyo | Representations of directed strongly regular graphs | |
| Oct 6 | Gary Ebert | U Delaware | Hyperbolic Fibrations and q-Clans |
| S.E. Payne | C U Denver | Flock Generalized Quadrangles and Related Structures: An Update | |
| Oct 20 | K. Killpatrick | C S U | Two-parameter polynomials: (q,t)-statistics for the two parameter Kostka polynomials and Catalan polynomials |
| S. Delcroix | U Wyo | Locally Finite Simple Groups of Alternating Type | |
| Nov 3 | Chanyoung Lee Shader | U Wyo | Representations of Symplectic Lie algebras and Combinatorics |
| Mark Shimozono | Virginia Tech | Towards a combinatorial formula for Lusztig's q-analogue of weight multiplicity. | |
| Nov 17 | E. Moorhouse | U Wyo | The Smallest Known Projective Planes |
| W. Cherowitzo | C U Denver | Rédei-type Blocking Sets, Star Flocks and Translation Planes | |
| Dec 1 | Alex Hulpke | Ohio State U & CSU | Lifting finite quotients of a finitely presented group |
| R. Liebler | CSU | The arithmetic invariants of the incidence relations between points and k-flats in PGn(q) II |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Jan 28 | D. Glynn | U Canterbury (NZ) | Quantum Computing, Codes and Related Topics |
| S. A. Hobart | U Wyo | New results on DSRGs | |
| Feb 18 | R. Liebler | C S U | Representing a Finite Geometry using its Hecke algebra |
| W. Martin | U.Winnipeg | $\lambda$-transitive permutation group and sets of permutations | |
| Mar 3 | G. E. Moorhouse | U Wyoming | Quasigroup Algebras and p-Ranks of Nets |
| P. Sin | U. Florida | The elementary divisors of the incidence matrices of points and linear spaces in PG(n,p) | |
| Mar 24 | K. Smith | U. Central Michigan | Search Algorthms for Difference Sets |
| S. Sane | U. Mumbai Vidyanagari, India | Combination Locks, Orthogonal Arrays and Mutually Orthogonal Latin Squares | |
| Apr 7 | CANCELLED for MAA Meeting | ||
| Apr 21 | N. Krier | C S U | Penny Ante |
| S. E. Payne | CU-Denver | Spreads of the Generalized Quadrangle T2(O) and Generalized Fans | |
| May 5 | A. Terras | U. C. San Diego | Selberg's Trace Formula and its Discrete Analogues |
| L. Holder | CU-Denver | Conic Blocking Sets in Even Characteristic | |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 3 | S. Rees | U Newcastle (UK) | Computing topological invariants of finite combinatorial complexes |
| M. Law | UWA (Perth) | Some flocks in characteristic 3 | |
| Sept 17 | K. Killpatrick | C S U | Kostka Polynomials, the Charge Statistic, and the Meaning of Life |
| T. Penttila | UWA (Perth) | Flocks in Characteristic 2 | |
| Oct 1 | G. E. Moorhouse | U Wyoming | Cocliques in the E6(q) collinearity graph |
| S. E. Payne | C U Denver | The Law-Penttila 3h-clan geometries | |
| Oct 15 | K. Killpatrick | C S U | The Robinson-Schensted Correspondence and Littlewood-Richardson Coefficients |
| C. L. Shader | U Wyoming | General Linear Lie superalgebra $gl(m,n)$ and its representations | |
| Oct 29 | S. A. Hobart | U Wyoming | Flag Algebras and Directed Strongly Regular Graphs |
| W. E. Cherowitzo | C U Denver | Hyperovals: Something old, something new, something borrowed, something blue. | |
| Nov 12 | K. Killpatrick | C S U | The story continues: More About Domino Schensted and the q-Littlewood Richardson Coefficients |
| J. S. Caughman IV | MSU (E. Lansing) | The Last Subconstituent of a Bipartite Distance-Regular Graph | |
| Dec 3 | A. Hulpke | C S U | Computing maximal subgroups of a permutation group |
| Y. Wang | MSU (E. Lansing) | The association schemes based on quadratic forms and symmetric bilinear forms II |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Feb 5 | R. Liebler | C S U | The elementary divisors of the point-hyperplane incidence matrix of PG(n-1,q) |
| S. E. Payne | C U Denver | How to Construct a Generalized Quadrangle $GQ(q^2,q)$ from a Flock of a Quadratic Cone | |
| Feb 19 | N. Thiery | Lyon, France | Algebraic approach to graph reconstruction |
| M. Ong | Cheyene, WY | Difference sets with Frobenius homomorphic images | |
| Mar 5 | C. Praeger | UWA (Perth) | Quasiprimitive permutation groups and their actions on graphs and linear spaces |
| G. E. Moorhouse | U Wyoming | Codes Spanned by Subspaces of Codimension 2 in $PG(n,q)$ | |
| Mar 19 | S. A. Hobart | U Wyoming | Interlacing, Eigenvalues, and Graph Diameter |
| S. E. Payne | CU Denver | GQs with property (G) | |
| Apr 2 | K. Smith | CMU (Mt. Pleasant) | New infinite families of symmetric designs |
| J. Ma | C S U | The duality and primitivity of the association scheme of quadratic forms | |
| Apr 16 | W. E. Cherowitzo | CU Denver | On the classification of monomial hyperovals |
| L. Holder | CU Denver | Conic blocking sets | |
| Apr 30 | B. DeBruijn | U Gent | Generalized quadrangles with a spread of symmetry |
| R. Liebler | C S U | Searching for nonsolvable difference sets |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 12 | G. E. Moorhouse | U Wyoming | The p-rank of the Generalized Quadrangle W(p) |
| S. E. Payne | C U Denver | On Penttila's new BLT constructions | |
| Oct 2 | D. deCaen | Queens U. Ont. | Nonregular graphs with three eigenvalues |
| R. A.Liebler | C S U | The transfer matrix method | |
| Oct 16 | Cristina Ballantine | U Wyoming | Ramanujan type buildings |
| W. E. Cherowitzo | C U Denver | Star flocks -flocks of cones IV | |
| Oct 30 | S. A. Hobart | U Wyoming | What's the difference between P and Q polynomial |
| N. K. Krier | C S U | Go for mathematicians | |
| Nov 13 | Cristina Ballantine | U Wyoming | Affine Buildings |
| S. E. Payne | C U Denver | Property (G) in GQ(s2, s) | |
| Dec 4 | A. Cushman | C S U | Cyclotomic association schemes: P mod Pi |
| Q. Xiang | U Delaware | Recent results on difference sets |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| 30 Jan | N. K. Krier | C S U | About A = B |
| A. Cushman | C S U | Hyperovals and cyclic difference sets | |
| 13 Feb | M. A. Miller | CU-Denver | A Characterization of Certain GQ of Order (q+1, q-1), q = 2e |
| W.E. Cherowitzo | CU-Denver | Flocks of Cones III | |
| 27 Feb | G. E. Moorhouse | U Wyoming | Introduction to Groebner bases |
| S. E. Payne | C U Denver | Formal Laurent Series and Lagrange Inversion | |
| 10 April | R. A. Wilson | Caltech | Decompositions of Edge-Colored Complete Graphs |
| G. M. McGuire | C S U | Characterization of Certain Minimal Rank Designs | |
| 24 April | P Fleming | U Wyoming | Caps in Finite Classical Polar Spaces |
| E. vanDam | Queens U Kingston, Ont | Association schemes related to Kasami codes and Kerdock sets | |
| 8 May | J Ma | C S U | Abelian Fusion in Coherent Algebras |
| A Sankey | Slippery Rock U | Quotients of Coherent Configuration |
| Date | Speaker | Affiliation | Title |
|---|---|---|---|
| Sept 12 | A. E. Brouwer | T.U. Eindhoven, Nlds | Model theory and Generalized Quadrangles |
| G. McGuire | C S U | The code of the Plane of order 5 | |
| Sept 26 | G. E. Moorhouse | U Wyoming | 2-transitive Complex Hadamard Matrices |
| S. E. Payne | C U Denver | Characterizations of q-Clan Quadrangles: q = 2e | |
| Oct 10 | S. A. Hobart | U Wyoming | Directed Strongly Regular Graphs |
| W. E. Cherowitzo | C U Denver | Towards a general theory of flocks of cones | |
| Nov 7 | W. E. Cherowitzo | C U Denver | Flocks of cones II |
| J. M. N. Brown | York U.,Canada | A Remark on a Construction of Grundhöfer | |
| Nov 21 | G. E. Moorhouse | U Wyoming | On the Chromatic Number of the Euclidean Plane |
| R. A. Liebler | C S U | Antipodal Distance Transitive Covers of Kn | |
| Dec 5 | S. E. Payne | C. U. Denver | 0-Covers of PG(3,q) |
| G. McGuire | C S U | Coding Theory and Klein's Treatment of the Icosahedral Group |