Time slots, 30 (or 60) minutes long, include 25 (or 55) minutes for presentation and 5 minutes for questions. 

• Link to the conference proceedings
• Proceedings in a single pdf (15524KB)

July 5, Sunday

18:00-20:00 Welcome reception

July 6, Monday

08:00-09:00 On-site Registration 

09:00-10:00 Frédéric Chapoton / Slide

09:00-10:00 Quadrangulations, Stokes posets and serpent nests

10:00-10:30 Emily Barnard, Emily Meehan, Shira Polster, and Nathan Reading / Slide

10:00-10:30 Universal geometric coefficients for the four-punctured sphere

10:30-11:00 Coffee Break

11:00-11:30 Victor Reiner, Vivien Ripoll, and Christian Stump / Slide

11:00-11:30 On non-conjugate Coxeter elements in well-generated reflection groups

11:30-12:00 Emmanuel Tsukerman and Lauren Williams / Slide

11:30-12:00 Bruhat Interval Polytopes

12:00-12:30 Louis-François Préville-Ratelle and Xavier Viennot / Slide1 Slide2

12:00-12:30 An extension of Tamari lattices

12:30-14:30 Lunch 

14:30-15:30 Mihyun Kang / Slide

14:30-15:30 Asymptotic properties of graphs on orientable surfaces

15:30-16:00 Guillaume Chapuy and Maciej Dołęga / Slide

15:30-16:00 A bijection for rooted maps on general surfaces (extended abstract)

16:00-16:30 Coffee Break

16:30-18:30 Poster Session A

July 7, Tuesday 

09:00-10:00 Valentin Féray / Slide

09:00-10:00 Jack symmetric functions and graphs on surfaces

10:00-10:30 Greta Panova / Slide

10:00-10:30 Lozenge tilings with free boundary

10:30-11:00 Coffee Break

11:00-11:30 Steven N. Karp / Slide

11:00-11:30 Sign variation, the Grassmannian, and total positivity

11:30-12:00 Rebecca Patrias and Pavlo Pylyavskyy / Slide

11:30-12:00 Dual filtered graphs

12:00-12:30 Masaki Watanabe / Slide

12:00-12:30 Kraśkiewicz-Pragacz modules and some positivity properties of Schubert polynomials

12:30-13:30 Lunch

13:30-20:00 Free time, including conference excursion

July 8, Wednesday

09:00-10:00 Catherine Yan / Slide

09:00-10:00 Enumeration with moon polyominoes and beyond

10:00-10:30 Jehanne Dousse / Slide

10:00-10:30 A generalisation of two partition theorems of Andrews

10:30-11:00 Coffee Break

11:00-11:30 Sergi Elizalde and Megan Martinez / Slide

11:00-11:30 The frequency of pattern occurrence in random walks

11:30-12:00 Soojin Cho and Kyoungsuk Park / Slide

11:30-12:00 Alignments, crossings, cycles, inversions, and weak Bruhat order in permutation tableaux of type B

12:00-12:30 Svetlana Poznanović and Catherine H. Yan / Slide

12:00-12:30 Maximal increasing sequences in fillings of almost-moon polyominoes

12:30-14:30 Group photo and Lunch

14:30-15:30 Igor Pak / Slide

14:30-15:30 Computability and Enumeration

15:30-16:00 Coffee Break

16:00-18:00 Poster Session B

July 9, Thursday

09:00-10:00 Christos A. Athanasiadis / Slide

09:00-10:00 Characters, derangements and descents for the hyperoctahedral group

10:00-10:30 Emily Barnard and Nathan Reading / Slide

10:00-10:30 Coxeter-biCatalan Combinatorics

10:30-11:00 Coffee Break

11:00-11:30 Zachary Hamaker and Nathan Williams / Slide

11:00-11:30 Subwords and Plane Partitions

11:30-12:00 Manuel Kauers and Rika Yatchak / Slide

11:30-12:00 Walks in the Quarter Plane with Multiple Steps

12:00-12:30 Takuro Abe, Daisuke Suyama, and Shuhei Tsujie / Slide

12:00-12:30 The freeness of Ish arrangements

12:30-14:30 Lunch

14:30-15:30 Stephanie van Willigenburg / Slide

14:30-15:30 A tour of quasisymmetric Schur functions

15:30-16:00 Coffee Break

16:00-17:30 Miles Eli Jones and Luc Lapointe / Slide

16:00-17:30 Pieri rules for Schur functions in superspace

16:30-17:00 Seung Jin Lee / Slide

16:30-17:00 Pieri rule for the affine flag variety

17:00-17:30 C. Y. Amy Pang / Slide

17:00-17:30 Card-Shuffling via Convolutions of Projections on Combinatorial Hopf Algebras

18:00-21:00 Conference Banquet

July 10, Friday

09:00-10:00 Bernd Sturmfels / Slide

09:00-10:00 Tropical plane curves

10:00-10:30 Max Glick and Pavlo Pylyavskyy / Slide

10:00-10:30 Y-meshes and generalized pentagram maps

10:30-11:00 Coffee Break

11:00-11:30 Karola Mészáros, Alejandro H. Morales, and Brendon Rhoades / Slide

11:00-11:30 The polytope of Tesler matrices (extended abstract)

11:30-12:00 Oliver Pechenik and Alexander Yong / Slide

11:30-12:00 Genomic Tableaux and Combinatorial K-Theory

12:00-12:30 Cesar Ceballos, Arnau Padrol, and Camilo Sarmiento / Slide

12:00-12:30 Dyck path triangulations and extendability (extended abstract)

12:30-14:00 Lunch

14:00-15:00 Susumu Ariki / Slide

14:00-15:30 Combinatorics of Hecke algebras

15:00-15:30 Coffee Break

15:30-16:30 G. Châtel and V. Pilaud / Slide

15:30-16:30 The Cambrian Hopf Algebra

16:00-16:30 Martin Rubey and Bruce W. Westbury / Slide

16:00-16:30 Combinatorics of symplectic invariant tensors

16:30-16:45 Closing, including best student paper award

---

Poster Session A, 16:30-18:30, July 6, Monday

• Cyclic Sieving and Plethysm Coefficients
  David B Rush


• Generalised cluster algebras and q-characters at roots of unity
  Anne-Sophie Gleitz


• A lattice on decreasing trees: the metasylvester lattice
  Viviane Pons


• A combinatorial model for exceptional sequences in type A
  Alexander Garver and Jacob P. Matherne


• Affine charge and the k-bounded Pieri rule
  Jennifer Morse and Anne Schilling


• Lattice structure of Grassmann-Tamari orders
  Thomas McConville


• Factoring peak polynomials
  Sara Billey, Matthew Fahrbach, and Alan Talmage


• The Real-rootedness of Eulerian Polynomials via the Hermite-Biehler Theorem
  Arthur L.B. Yang and Philip B. Zhang


• Combinatorial proofs of freeness of some P-algebras
  Vincent Vong


• A Nekrasov-Okounkov type formula for C^~
  Mathias Pétréolle


• The Bruhat order on conjugation-invariant sets of involutions in the symmetric group
  Mikael Hansson


• Negative q-Stirling numbers
  Yue Cai and Margaret Readdy


• Bijections of dominant regions in the m-Shi arrangements of type A, B and C
  Myrto Kallipoliti and Eleni Tzanaki


• Invariance properties for coefficients of symmetric functions
  Emmanuel Briand, Rosa Orellana, and Mercedes Rosas


• A categorification of the chromatic symmetric polynomial
  Radmila Sazdanović and Martha Yip


• Formal Group Laws and Chromatic Symmetric Functions of Hypergraphs
  Jair Taylor


• Tableaux combinatorics for two-species PASEP probabilities
  Olya Mandelshtam


• Atomic Bases and T-path Formula for Cluster Algebras of Type D
  Emily Gunawan and Gregg Musiker


• Generalized Polarization Modules (extended abstract)
  Héctor Blandin


• Generalized Tesler matrices, virtual Hilbert series, and Macdonald polynomial operators
  Andrew Timothy Wilson


• A representation-theoretic proof of the branching rule for Macdonald polynomials
  Yi Sun


• Stability properties of Plethysm: new approach with combinatorial proofs (Extended abstract)
  Laura Colmenarejo


• Cohomology classes of rank varieties and a counterexample to a conjecture of Liu
  Brendan Pawlowski


• Depth in Coxeter groups of type B
  Eli Bagno, Riccardo Biagioli, and Mordechai Novick


• Some generalized juggling processes (extended abstract)
  Arvind Ayyer, Jérémie Bouttier, Svante Linusson, and François Nunzi


• A Categorification of One-Variable Polynomials
  Mikhail Khovanov and Radmila Sazdanovic


• Some combinatorial identities involving noncommuting variables
  Michael Schlosser and Meesue Yoo


• Tamari Lattices for Parabolic Quotients of the Symmetric Group
  Henri Mühle and Nathan Williams


• Triangular fully packed loop configurations of excess 2
  Sabine Beil

---

Poster Session B, 16:00-18:00, July 8, Wednesday

• Semi-pointed partition posets
  Bérénice Delcroix-Oger


• Diameters and geodesic properties of generalizations of the associahedron
  C. Ceballos, T. Manneville, V. Pilaud, and L. Pournin


• A Baxter class of a different kind, and other bijective results using tableau sequences ending with a row shape
  Sophie Burrill, Stephen Melczer, and Marni Mishna


• Fan realizations of type A subword complexes and multi-associahedra of rank 3
  Nantel Bergeron, Cesar Ceballos, and Jean-Philippe Labbé


• On bijections between monotone rooted trees and the comb basis
  Fu Liu


• Type C parking functions and a zeta map
  Robin Sulzgruber and Marko Thiel


• Enumerating some symmetry classes of rhombus tilings of holey hexagons
  Tomack Gilmore


• Arrangements of minors in the positive Grassmannian and a triangulation of the hypersimplex
  Miriam Farber and Yelena Mandelshtam


• The number of directed k-convex polyominoes
  Adrien Boussicault, Simone Rinaldi, and Samanta Socci


• How to get the weak order out of a digraph?
  Francois Viard


• A uniform realization of the combinatorial R-matrix
  Cristian Lenart and Arthur Lubovsky


• Generating functions of bipartite maps on orientable surfaces (extended abstract)
  Guillaume Chapuy and Wenjie Fang


• Bridge Graphs and Deodhar Parametrizations for Positroid Varieties
  Rachel Karpman


• Matching Ensembles (Extended Abstract)
  Suho Oh and Hwanchul Yoo


• Rigged configurations of type D₄⁽³⁾ and the filling map
  Travis Scrimshaw


• Enumeration of minimal acyclic automata via generalized parking functions
  Jean-Baptiste Priez


• Weighted Tree-Numbers of Matroid Complexes
  Woong Kook and Kang-Ju Lee


• Non-commutative Frobenius characteristic of generalized parking functions Application to enumeration
  Jean-Baptiste Priez and Aladin Virmaux


• Scaling Limits of Random Graphs from Subcritical Classes: Extended abstract
  Konstantinos Panagiotou, Benedikt Stufler, and Kerstin Weller


• On Schubert calculus in elliptic cohomology
  Cristian Lenart and Kirill Zainoulline


• The (m,n)-rational q,t-Catalan polynomials for m=3 and their q,t-symmetry
  Ryan Kaliszewski and Huilan Li


• Upper bounds on the growth rates of hard squares and related models via corner transfer matrices
  Yao-ban Chan


• Stability of Kronecker coefficients via discrete tomography (Extended abstract)
  Ernesto Vallejo


• Statistics on Lattice Walks and q-Lassalle Numbers
  Lenny Tevlin


• Ehrhart Positivity for Generalized Permutohedra
  Federico Castillo and Fu Liu


• Enumeration and structure of inhomogeneous graphs
  Élie de Panafieu


• Combinatorial Hopf Algebras of Simplicial Complexes
  Carolina Benedetti, Joshua Hallam, and John Machacek


• Mixed volumes of hypersimplices
  Gaku Liu