Geodesic

Sommaire du Fascicule no. 1

Stack sorting with increasing and decreasing stacks
Schur and \(e\)-positivity of trees and cut vertices
On parity unimodality of \(q\)-Catalan polynomials
Voting rules that are unbiased but not transitive-symmetric
Maximal independent sets and maximal matchings in series-parallel and related graph classes
Permutations with orders coprime to a given integer
2413-balloon permutations and the growth of the Möbius function
Variations on the Petersen colouring conjecture
Incompatible double posets and double order polytopes
Ear decomposition and balanced neighborly simplicial manifolds
The rank function of a positroid and non-crossing partitions
The largest complete bipartite subgraph in point-hyperplane incidence graphs
The sum-free process
The \(\nu \)-Tamari lattice via \(\nu \)-trees, \( \nu \)-bracket vectors, and subword complexes
An Edmonds-Gallai-type decomposition for the \(j\)-restricted \(k\)-matching problem
Ramsey numbers of ordered graphs
Kazhdan-Lusztig polynomials of matroids under deletion
On forbidden poset problems in the linear lattice
Lattice representations with set partitions induced by pairings
Collapsibility of non-cover complexes of graphs
Perfect 2-colorings of the Grassmann graph of planes
On essentially 4-edge-connected cubic bricks
Constructions of maximum few-distance sets in Euclidean spaces
On the sets of \(n\) points forming \(n+1\) directions
A characterization of circle graphs in terms of multimatroid representations
Asymptotic enumeration of orientations of a graph as a function of the out-degree sequence
The Minkowski property and reflexivity of marked poset polytopes
MAT-free reflection arrangements
On the volumes and affine types of trades
Random graph's Hamiltonicity is strongly tied to its minimum degree
A simple proof for a forbidden subposet problem
Multicolor Ramsey numbers via pseudorandom graphs
A generalization of parking functions allowing backward movement
The Hopf monoid of hypergraphs and its sub-monoids: basic invariant and reciprocity theorem
On \(q\)-covering designs
\(d\)-Galvin families
One-factorisations of complete graphs constructed in Desarguesian planes of certain odd square orders
The classification of homogeneous finite-dimensional permutation structures
A statistics-respecting bijection between permutation matrices and descending plane partitions without special parts
Co-degrees resilience for perfect matchings in random hypergraphs
Cooperative colorings of trees and of bipartite graphs
2-neighbour-transitive codes with small blocks of imprimitivity
Shortness coefficient of cyclically 4-edge-connected cubic graphs
Generalized Ramsey numbers: forbidding paths with few colors
On unbalanced Boolean functions with best correlation immunity
The Nash-Williams conjecture and the dominating cycle conjecture
Index of seaweed algebras and integer partitions
Extremal square-free words
Group connectivity and group coloring: small groups versus large groups
Hereditary semiorders and enumeration of semiorders by dimension
Sects and lattice paths over the Lagrangian Grassmannian
Queens in exile: non-attacking queens on infinite chess boards
The asymptotic normality of \((s,s+1)\)-cores with distinct parts
Projections of antichains
\(b\)-invariant edges in essentially 4-edge-connected near-bipartite cubic bricks
Revisiting a theorem by Folkman on graph colouring
Constructions for the Elekes-Szabó and Elekes-Rónyai problems
Discordant voting protocols for cyclically linked agents
Stability for maximal independent sets
The Ramsey number of Fano plane versus tight path
Lozenge tilings of hexagons with central holes and dents
Maximal arcs, codes, and new links between projective planes of order 16
Hajós and Ore constructions for digraphs
Well-graded families and the union-closed sets conjecture
Sortable simplicial complexes and \(t\)-independence ideals of proper interval graphs
Tree-decorated planar maps
Upper tail bounds for stars

Sommaire du Fascicule no. 2

On the divisibility of character values of the symmetric group
Homomorphisms of Cayley graphs and cycle double covers
Bijections between Łukasiewicz walks and generalized tandem walks
A lower bound on the average degree forcing a minor
Counting realizations of Laman graphs on the sphere
On cyclic Schur-positive sets of permutations
Supertrees
Infinite monochromatic paths and a theorem of Erdős-Hajnal-Rado
Flag-transitive non-symmetric 2-designs with \((r, \lambda)=1\) and exceptional groups of Lie type
Bijections between directed animals, multisets and Grand-Dyck paths
Randomly weighted \(d\)-complexes: minimal spanning acycles and persistence diagrams
On the discrepancies of graphs
Twenty-vertex model with domain wall boundaries and domino tilings
Minimum supports of eigenfunctions with the second largest eigenvalue of the star graph
A graph-theoretic approach to Wilf's conjecture
3-uniform hypergraphs without a cycle of length five
Favourite distances in \(3\)-space
Erdős-Ko-Rado theorem for a restricted universe
Quantum discrepancy: a non-commutative version of combinatorial discrepancy
Some families of trees arising in permutation analysis
Commutation classes of the reduced words for the longest element of \(\mathfrak{S}_{n}\)
On linearization coefficients of \(q\)-Laguerre polynomials
Honeycombs for Hall polynomials
Asymptotics of a locally dependent statistic on finite reflection groups
Locally Hamiltonian graphs and minimal size of maximal graphs on a surface
A note on Norine's antipodal-colouring conjecture
The 2-factor polynomial detects even perfect matchings
Perfect state transfer on Cayley graphs over dihedral groups: the non-normal case
A crystal on decreasing factorizations in the 0-Hecke monoid
Spectrum of signless 1-Laplacian on simplicial complexes
Improved bounds for induced poset saturation
On absolute points of correlations of \(\mathrm{PG}(2,q^{n})\)
Structural results for conditionally intersecting families and some applications
Bipartite induced density in triangle-free graphs
On density-critical matroids
Periodic triangulations of \(\mathbb{Z}^{n}\)
Minimum degree conditions for small percolating sets in bootstrap percolation
Homomorphisms into loop-threshold graphs
On Berge-Ramsey problems
Complete acyclic colorings
Minimal cellular resolutions of the edge ideals of forests
Unified characterizations of minuscule Kac-Moody representations built from colored posets
Geometric realization of \(\gamma \)-vectors of subdivided cross polytopes
Enumerating parking completions using join and split
Normal limit laws for vertex degrees in randomly grown hooking networks and bipolar networks
Polyurethane toggles
Enumerating partial Latin rectangles
Parking functions on directed graphs and some directed trees
\(\ell^1\) and \(\ell^\infty\) plane
Deformation of Cayley's hyperdeterminants
Abstract tropical linear programming
Lichiardopol's conjecture on disjoint cycles in tournaments
Combinatorics of the 2-species exclusion processes, marked Laguerre histories, and partially signed permutations
A note on the Hurwitz action on reflection factorizations of Coxeter elements in complex reflection groups
A Toeplitz property of ballot permutations and odd order permutations
Extremal topological and geometric problems for polyominoes
Inhomogeneous partition regularity
Coefficients of Gaussian polynomials modulo \(N\)

Sommaire du Fascicule no. 3

Statistics on partitions arising from seaweed algebras
A note on the Poljak-Rödl function
Bounded degree spanners of the hypercube
Slit-slide-sew bijections for bipartite and quasibipartite plane maps
The almost intersection property for pairs of matroids on common groundset
Homomorphisms of sparse signed graphs
Mutually orthogonal binary frequency squares
Zeta functions with respect to general coined quantum walk of periodic graphs
Berge cycles in non-uniform hypergraphs
Freeness of hyperplane arrangements between Boolean arrangements and Weyl arrangements of type \(B_{\ell}\)
Circuit-difference matroids
The asymptotic induced matching number of hypergraphs: balanced binary strings
On the 486-vertex distance-regular graphs of Koolen-Riebeek and Soicher
The absolute orders on the Coxeter groups \(A_n\) and \(B_n\) are Sperner
Crystal structures for double Stanley symmetric functions
\(S\)-hypersimplices, pulling triangulations, and monotone paths
Pure \(\mathcal{O}\)-sequences arising from \(2\)-dimensional PS ear-decomposable simplicial complexes
Rainbow matchings of size \(m\) in graphs with total color degree at least \(2mn\)
Counting triangles in power-law uniform random graphs
Gamma positivity of the descent based Eulerian polynomial in positive elements of classical Weyl groups
Translation hyperovals and \(\mathbb{F}_2\)-linear sets of pseudoregulus type
Exact minimum codegree thresholds for \(K_4^-\)-covering and \(K_5^-\)-covering
Sorting permutations with fixed pinnacle set
A combinatorial model for the decomposition of multivariate polynomial rings as \(S_n\)-modules
Covers, orientations and factors
Delay colouring in quartic graphs
The \(1/k\)-Eulerian polynomials of type \(B\)
Diameter and stationary distribution of random \(r\)-out digraphs
Two-dimensional partial cubes
Edge-distinguishing of star-free graphs
\(4\)-colouring of generalized signed planar graphs
Sorting with pattern-avoiding stacks: the \(132\)-machine
Linked partition ideals, directed graphs and \(q\)-multi-summations
Grossberg-Karshon twisted cubes and hesitant jumping walk avoidance
A bijective proof of the ASM theorem. I: The operator formula
A recursive construction for skew Hadamard difference sets
Macdonald polynomials and chromatic quasisymmetric functions
On local packings of the cross-polytope
A Dirac-type theorem for Berge cycles in random hypergraphs
Average Betti numbers of induced subcomplexes in triangulations of manifolds
Convexity in ordered matroids and the generalized external order
Avoiding 5/4-powers on the alphabet of nonnegative integers
Another approach to non-repetitive colorings of graphs of bounded degree
Hidden symmetries of weighted lozenge tilings
Permutations avoiding a simsun pattern
Extendable shellability for \(d\)-dimensional complexes on \(d+3\) vertices
Codegree threshold for tiling balanced complete \(3\)-partite \(3\)-graphs and generalized \(4\)-cycles
A degree sequence version of the Kühn-Osthus tiling theorem
Restricted online Ramsey numbers of matchings and trees
Level algebras and \(\boldsymbol{s}\)-lecture hall polytopes
Quantifying noninvertibility in discrete dynamical systems
Infinite Latin squares: neighbor balance and orthogonality
Chromatic vertex Folkman numbers
Frameworks for two-dimensional Keller maps
On graphs whose orientations are determined by their Hermitian spectra
Optimal play for multiple lottery wins
Fast strategies in Waiter-Client games
Hat guessing numbers of degenerate graphs
Some properties of the \(k\)-bonacci words on infinite alphabet
Lozenge tiling function ratios for hexagons with dents on two sides
On arithmetic progressions in symmetric sets in finite field model
The average distance and the diameter of dense random regular graphs

Sommaire du Fascicule no. 4

Deducing a variational principle with minimal \textit{a priori} assumptions
Maximum \(k\)-sum \(\mathbf{n}\)-free sets of the 2-dimensional integer lattice
On growth of the set \(A(A+1)\) in arbitrary finite fields
Finding unavoidable colorful patterns in multicolored graphs
A counterexample to a conjecture on Schur positivity of chromatic symmetric functions of trees
Phylogenetic trees, augmented perfect matchings, and a Thron-type continued fraction (T-fraction) for the Ward polynomials
A combinatorial formula for of \(\rho\)-removed uniform matroids
Balanced equi-\(n\)-squares
On fractional fragility rates of graph classes
On the longest common subsequence of conjugation invariant random permutations
The cover time of a biased random walk on a random regular graph of odd degree
Blockers for triangulations of a convex polygon and a geometric maker-breaker game
Covering small subgraphs of (hyper)tournaments with spanning acyclic subgraphs
The maximum number of cliques in hypergraphs without large matchings
The Terwilliger algebra of the twisted Grassmann graph: the thin case
Harmonic bases for generalized coinvariant algebras
Clustering powers of sparse graphs
Monochromatic subgraphs in iterated triangulations
A Sauer-Shelah-Perles lemma for lattices
Stieltjes moment sequences for pattern-avoiding permutations
Volumes of flow polytopes related to caracol graphs
The maximum spectral radius of graphs without friendship subgraphs
The bipartite \(K_{2,2}\)-free process and bipartite Ramsey number \(b(2, t)\)
Sharper bounds and structural results for minimally nonlinear 0-1 matrices
Existence and hardness of conveyor belts
Generalizing tropical Kontsevich's formula to multiple cross-ratios
Nonassociativity of the Norton algebras of some distance regular graphs
Local dimension is unbounded for planar posets
Switch-based Markov chains for sampling Hamiltonian cycles in dense graphs
On the existence of Hamilton cycles with a periodic pattern in a random digraph
Short cycle covers of graphs with at most 77\% vertices of degree two
The \(Q_2\)-free process in the hypercube
On minimal distance-regular Cayley graphs of generalized dihedral groups
Smallest percolating sets in bootstrap percolation on grids
Minimal non-odd-transversal hypergraphs and minimal non-odd-bipartite hypergraphs
On the minimum size of Hamilton saturated hypergraphs
The noncrossing bond poset of a graph
The Boolean rainbow Ramsey number of antichains, Boolean posets and chains
Calculating the dimension of the universal embedding of the symplectic dual polar space using languages
Flag-transitive point-primitive symmetric \((v,k,\lambda)\) designs with bounded \(k\)
Unfolding cubes: nets, packings, partitions, chords
Extremal overlap-free and extremal \(\beta\)-free binary words
\(P_n\)-induced-saturated graphs exist for all \(n \geqslant 6\)
Pattern avoiding permutations with a unique longest increasing subsequence
Saturation number of Berge stars in random hypergraphs
Avoidable paths in graphs
Spectral lower bounds for the quantum chromatic number of a graph. II
Counting linear extensions of restricted posets
Low weight perfect matchings
Sign variation and descents
An update on reconfiguring 10-colorings of planar graphs
On the gonality of Cartesian products of graphs
Two-distance-primitive graphs
Beck's theorem for plane curves
Generalized spectral characterization of mixed graphs
On volume functions of special flow polytopes associated to the root system of type \(A\)
Decomposable twofold triple systems with non-Hamiltonian 2-block intersection graphs