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Geodesic


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Séminaire lotharingien de combinatoire
Tome 80B (2018)
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Promotion on Generalized Oscillating Tableaux and Web Rotation
Rebecca Patrias

The Canonical Join Complex for Biclosed Sets
Alexander Clifton ; Peter Dillery, ; Alexander Garver

A Bijective Proof and Generalization of Siladić's Theorem
Isaac Konan

On the Lattice Property of Shard Orders
Henri Mühle

Shuffle-Compatible Descent Statistics and Quotients of Quasisymmetric Functions
Ira M. Gessel ; Yan Zhuang

Factorization Statistics and the Twisted Grothendieck-Lefschetz formula
Trevor Hyde

Fighting Fish and Two-Stack Sortable Permutations
Wenjie Fang

The Number of Cycles with a Given Descent Set
Sergi Elizalde ; Justin M. Troyka

Ordered Set Partitions and the 0-Hecke Algebra
Jia Huang ; Brendon Rhoades

The Kernel of Chromatic Quasisymmetric Functions on Graphs and Nestohedra
Raul Penaguiao

Differential Posets, Cayley Graphs, and Critical Groups
Ayush Agarwal ; Christian Gaetz

A minimaj-Preserving Crystal Structure on Ordered Multiset Partitions
Georgia Benkart ; Laura Colmenarejo ; Pamela E. Harris ; Rosa Orellana ; Greta Panova ; Anne Schilling ; Martha Yip

A Bijective Proof of the Hook-Length Formula for Skew Shapes
Matjaž Konvalinka

Schur Polynomials, Entrywise Positivity Preservers, and Weak Majorization
Apoorva Khare ; Terence Tao

Universal Associahedra
Christophe Hohlweg ; Vincent Pilaud ; Salvatore Stella

One-Dimensional Packing: Maximality Implies Rationality
James Propp

Cyclically Symmetric Lozenge Tilings of a Hexagon with Four Holes
Tri Lai ; Ranjan Rohatgi

Schur-positivity of Equitable Ribbons
Foster Tom ; Stephanie van Willigenburg

On a Variant of Lien
Sheila Sundaram

Description of Crystals for Generalized Kac-Moody Algebras Using Rigged Configurations
Ben Salisbury ; Travis Scrimshaw

Root System Chip-Firing
Pavel Galashin ; Sam Hopkins ; Thomas McConville ; Alexander Postnikov

Semistable Subcategories for Tiling Algebras
Monica Garcia ; Alexander Garver

The Totally Nonnegative Grassmannian is a Ball
Pavel Galashin ; Steven N. Karp ; Thomas Lam

The Unipotent Modules of GLn(Fq) via Tableaux
Scott Andrews

Quasisymmetric Power Sums
Cristina Ballantine ; Zajj Daugherty ; Angela Hicks ; Sarah Mason ; Elizabeth Niese

Crystal Graphs for Shifted Tableaux
Sami Assaf ; Ezgi Kantarci Oğuz

Proof of Chapoton's cCnjecture on Newton Polygons of q-Ehrhart polynomials
Jang Soo Kim ; U-Keun Song

Hook Length Property of d-Complete Posets via q-Integrals
Jang Soo Kim ; Meesue Yoo

Generalized Nil-Coxeter Algebras
Apoorva Khare

Cylindric Reverse Plane Partitions and 2D TQFT
Christian Korff ; David Palazzo

Variations of the Catalan Numbers From Some Nonassociative Binary Operations
Nickolas Hein ; Jia Huang

The Decomposition of 0-Hecke Modules Associated to Quasisymmetric Schur Functions
Sebastian König

A New Family of Bijections for Planar Maps
Baptiste Louf

Decorated Dyck Paths and the Delta Conjecture
Michele D'Adderio ; Anna Vanden Wyngaerd

PBW Bases and Marginally Large Tableaux in Types B and C
Jackson A. Criswell ; Ben Salisbury ; Peter Tingley

Increasing Labelings, Generalized Promotion and Rowmotion
Kevin Dilks ; Jessica Striker ; Corey Vorland

A Formula for Birational Rowmotion on Rectangles
Gregg Musiker ; Tom Roby

Convergence of Uniform Noncrossing Partitions Toward the Brownian Triangulation
Jérémie Bettinelli

Non-Kissing Complexes for Gentle Algebras
Yann Palu ; Vincent Pilaud ; Pierre-Guy Plamondon

Growth Diagrams from Polygons in the Affine Grassmannian
Tair Akhmejanov

A Combinatorial Formula for Macdonald Cumulants
Maciej Dołęga

Stability of the Heisenberg Product on Symmetric Functions
Li Ying

Enumerating Permutations Sortable by k Passes Through a Pop-Stack
Anders Claesson ; Bjarki Ágúst Guðmundsson

On Positroids Induced by Rational Dyck Paths
Felix Gotti

A Labelled Variant of the Matchings-Jack and Hypermap-Jack Conjectures
Andrei L. Kanunnikov ; Valentin V. Promyslov ; Ekaterina A. Vassilieva

Multiline Queues with Spectral Parameters
Erik Aas ; Darij Grinberg ; Travis Scrimshaw

Parking Functions on Oriented Trees
Westin King ; Catherine Yan

K-Theoretic Pieri Rule via Iterated Residues
Justin Allman ; Richárd Rimányi

The Cohomology of Abelian Hessenberg Varieties and the Stanley-Stembridge Conjecture
Megumi Harada ; Martha Precup

Winnie-the-Pooh and the Strange Expectations
Marko Thiel ; Nathan Williams

Computing Reflection Length in an Affine Coxeter Group
Joel Brewster Lewis ; Jon McCammond ; T. Kyle Petersen ; Petra Schwer

Prism Tableaux for Alternating Sign Matrix Varieties
Anna Weigandt

Combinatorial Bases of Polynomials
Dominic Searles

Reverse Plane Partitions of Skew Staircase Shapes and q-Euler Numbers
Byung-Hak Hwang ; Jang Soo Kim ; Meesue Yoo ; Sun-mi Yun

Combinatorics of X-variables in Finite Type Cluster Algebras
Melissa Sherman-Bennett

Connectivity Properties of Factorization Posets in Generated Groups
Henri Mühle ; Vivien Ripoll

Eulerian Polynomials on Segmented Permutations
Arthur Nunge

Enumerative Combinatorics of Prographs
Christophe Cordero

On e-Positivity and e-Unimodality of Chromatic Quasisymmetric Functions
Soojin Cho ; JiSun Huh

On cyclic Descents for Tableaux
Ron M. Adin ; Victor Reiner, ; Yuval Roichman

Algebraic Structures on Integer Posets
Vincent Pilaud ; Viviane Pons

Crystals and Schur P-positive Expansions
Seung-Il Choi ; Jae-Hoon Kwon

Action of the Symmetric Group on the Free LAnKe: a CataLAnKe Theorem
Tamar Friedmann ; Philip Hanlon ; Richard P. Stanley, ; Michelle L. Wachs

Topology of Posets with Special Partial Matchings
Nancy Abdallah ; Mikael Hansson, ; Axel Hultman

Actions of the 0-Hecke Monoids of Affine Symmetric Groups
Eric Marberg

On the Number of λ-Unimodal Involutions
Kassie Archer ; Angela M. Gay ; Virginia Germany ; C. Marin King ; Lindsey-Kay Lauderdale ; Thomas Lupo, ; Francesca L. Rossi

Bijective Proof of the Rationality of the Generating Series of Higher-Genus Maps
Mathias Lepoutre

Plabic Graphs and Zonotopal Tilings
Pavel Galashin

A Parking Function Interpretation for ∇mn,1k
Emily Sergel

Hypergraphic Polytopes: Combinatorial Properties and Antipode
Carolina Benedetti ; Nantel Bergeron, ; John Machacek

Shifted Tableau Crystals
Maria Gillespie ; Jake Levinson, ; Kevin Purbhoo

Combinatorics of Orbit Configuration Spaces
Christin Bibby ; Nir Gadish

P-Partition Generating Function Equivalence of Naturally Labeled Posets
Ricky Ini Liu ; Michael Weselcouch

Bases of the Quantum Matrix Bialgebra and Induced Sign Characters of the Hecke Algebra
Ryan Kaliszewski ; Justin Lambright, ; Mark Skandera

The Canonical Join Complex of the Tamari Lattice
Emily Barnard

The Center of the Twisted Heisenberg Category, Factorial P-Schur Functions, and Transition Functions on the Schur Graph
Henry Kvinge ; Can Ozan Oğuz, ; Michael Reeks

Delta Operators at q=1 and Polyominoes
Angela Hicks ; Marino Romero

A Pieri Rule for Key Polynomials
Sami Assaf ; Danjoseph Quijada

Properties of the Edelman-Greene Bijection
Svante Linusson ; Samu Potka

Doppelgangers: the Ur-Operation and Posets of Bounded Height
Thomas Browning ; Max Hopkins, ; Zander Kelley

Crystal Graphs, Key Tabloids, and Nonsymmetric Macdonald Polynomials
Sami Assaf ; Nicolle S. González

Genus From Sandpile Torsor Algorithm
Alex McDonough

The Orbit Algebra of an Oligomorphic Permutation Group with Polynomial Profile is Cohen-Macaulay
Justine Falque ; Nicolas M. Thiéry

Product Formulas for Standard Tableaux of a Family of Skew Shapes
Alejandro H. Morales ; Igor Pak, ; Greta Panova

On the Cone of f-Vectors of Cubical Polytopes
Ron M. Adin ; Daniel Kalmanovich, ; Eran Nevo

Cyclic Sieving for Reduced Reflection Factorizations of the Coxeter Element
Theo Douvropoulos

The Volume of the Caracol Polytope
Carolina Benedetti ; Rafael S. González D'León ; Christopher R. H. Hanusa ; Pamela E. Harris ; Apoorva Khare ; Alejandro H. Morales, ; Martha Yip

Whitney Labelings and 0-Hecke Algebra Actions on Graded Posets
Rafael S. González D'León ; Joshua Hallam

From Generalized Permutahedra to Grothendieck Polynomials via Flow Polytopes
Karola Mészáros ; Avery St. Dizier

From Generalized Permutahedra to Grothendieck Polynomials via Flow Polytopes
Per Alexandersson ; Jim Haglund, ; George Wang

Boolean Product Polynomials and Schur-Positivity
Louis J. Billera ; Sara C. Billey, ; Vasu Tewari

Dual Equivalence Graphs and CAT(0) Combinatorics
Anastasia Chavez ; John Guo

A Schur-Weyl Like Construction of the Rectangular Representation for the Double Affine Hecke Algebra
David Jordan ; Monica Vazirani

Geometric Bijections for Regular Matroids, Zonotopes, and Ehrhart Theory
Spencer Backman ; Matthew Baker, ; Chi Ho Yuen

Bijection from Multiline Queues to Rhombic Tableaux for the Inhomogeneous 2-TASEP
Olya Mandelshtam

Cluster Fan of z-Vectors and Toric Degenerations
Gleb Koshevoy

Visualizing Combinatorial Objects in Macaulay2
Brett Barwick ; Thomas Enkosky ; Branden Stone, ; Jim Vallandingham
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