Geodesic

Sommaire du Fascicule no. 1

Bi-Cohen-Macaulay graphs
On periodicity of generalized pseudostandard words
Posets of finite functions
Simultaneous core partitions: parameterizations and sums
An extension of MacMahon's equidistribution theorem to ordered multiset partitions
Low degree Nullstellensatz certificates for 3-colorability
Expansions of a chord diagram and alternating permutations
Combinatorial proofs of addition formulas
Sphere representations, stacked polytopes, and the Colin de Verdière number of a graph
Finite edge-transitive oriented graphs of valency four: a global approach
A quantitative study of pure parallel processes
The phase transition in site percolation on pseudo-random graphs
A combinatorial proof of a relationship between maximal \((2k-1,2k+1)\)-cores and \((2k-1,2k,2k+1)\)-cores
The chromatic number of a signed graph
Chromatic bases for symmetric functions
A note on perfect matchings in uniform hypergraphs
A note on maxima in random walks
Avoiding letter patterns in ternary square-free words
Doubled patterns are 3-avoidable
A note on the \(\gamma\)-coefficients of the tree Eulerian polynomial
Another proof of the Harer-Zagier formula
A new lower bound for the Towers of Hanoi problem
An orthogonal basis for functions over a slice of the Boolean hypercube
Generalizing the classic greedy and necklace constructions of de Bruijn sequences and universal cycles
Closed, palindromic, rich, privileged, trapezoidal, and balanced words in automatic sequences
Determining a binary matroid from its small circuits
A curved Brunn-Minkowski inequality for the symmetric group
The peeling process of infinite Boltzmann planar maps
On cylindrical graph construction and its applications
Restricted frame graphs and a conjecture of Scott
On computation of Baker and Norine's rank on complete graphs
The nonexistence of a distance-regular graph with intersection array \(\{22,16,5;1,2,20\}\)
Iterative properties of birational rowmotion. I: Generalities and skeletal posets.
Generalised polygons admitting a point-primitive almost simple group of Suzuki or Ree type
Two descent statistics over \(321\)-avoiding centrosymmetric involutions
Avoidability index for binary patterns with reversal
Subspaces intersecting each element of a regulus in one point, André-Bruck-Bose representation and clubs
New Eulerian numbers of type \(D\)
Cayley graphs with an infinite Heesch number
\(K\)-Knuth equivalence for increasing tableaux
On the resistance matrix of a graph
Average degree conditions forcing a minor
Inversions of semistandard Young tableaux
Enumeration of parallelograms in permutation matrices for improved bounds on the density of Costas arrays
Web matrices: structural properties and generating combinatorial identities
Spectrally extremal vertices, strong cospectrality, and state transfer
Polynomials defined by tableaux and linear recurrences
Guessing games on triangle-free graphs
Extending cycles locally to Hamilton cycles
Correlation among runners and some results on the lonely runner conjecture
Growth rates of groups associated with face 2-coloured triangulations and directed Eulerian digraphs on the sphere
On Erdős-Sós conjecture for trees of large size
On the matchings-Jack conjecture for Jack connection coefficients indexed by two single part partitions
Graphs with induced-saturation number zero
Flag statistics from the Ehrhart \(h^\ast\)-polynomial of multi-hypersimplices
A class of infinite convex geometries
Chip-firing game and a partial Tutte polynomial for Eulerian digraphs
Local probabilities for random permutations without long cycles
New duality operator for complex circulant matrices and a conjecture of Ryser
The degree/diameter problem in maximal planar bipartite graphs

Sommaire du Fascicule no. 2

Decompositions of complete graphs into bipartite 2-regular subgraphs
Enumeration of hybrid domino-lozenge tilings. II: Quasi-octagonal regions
On mixed almost Moore graphs of diameter two
Cyclic sieving and rational Catalan theory
Blocking and double blocking sets in finite planes
On snarks that are far from being 3-edge colorable
Evaluations of Hecke algebra traces at Kazhdan-Lusztig basis elements
Pairs of quadratic forms over finite fields
Nice reflection arrangements.
Locally convex words and permutations
An improved bound on the sizes of matchings guaranteeing a rainbow matching
Weakly distance-regular digraphs of valency three. I
The bondage number of random graphs
The peak statistics on simsun permutations
Increasing paths in edge-ordered graphs: the hypercube and random graph
Graphs with no \(\bar{P}_7\)-minor
On the staircases of Gyárfás
Locally 3-arc-transitive regular covers of complete bipartite graphs
Abelian Cayley digraphs with asymptotically large order for any given degree
Inverse expander mixing for hypergraphs
Multi-Eulerian tours of directed graphs
On isomorphisms of vertex-transitive graphs
Completing partial Latin squares with one nonempty row, column, and symbol
Variations on a theme of Kasteleyn, with application to the totally nonnegative Grassmannian
Brick manifolds and toric varieties of brick polytopes
Neighborhood complexes of some exponential graphs
A family of symmetric graphs with complete quotients
Combinatorics meets potential theory
Extremal graph for intersecting odd cycles
Turán numbers for 3-uniform linear paths of length 3
On decomposing graphs of large minimum degree into locally irregular subgraphs
On ultralimits of sparse graph classes
A simple existence criterion for normal spanning trees
Chung-Feller property of Schröder objects
A new near octagon and the Suzuki tower
Some probabilistic trees with algebraic roots
0-sum and 1-sum flows in regular graphs
A combinatorial approach to the \(q,t\)-symmetry relation in Macdonald polynomials
On well-covered, vertex decomposable and Cohen-Macaulay graphs
Unimodality via alternating gamma vectors
A ternary square-free sequence avoiding factors equivalent to \(abcacba\)
Embedding factorizations for 3-uniform hypergraphs II: \(r\)-factorizations into \(s\)-factorizations
On some conjectures concerning critical independent sets of a graph
Solutions to the T-systems with principal coefficients
Lower bounds for cover-free families
Weak and strong versions of the 1-2-3 conjecture for uniform hypergraphs
The existence of a maximal Green sequence is not invariant under quiver mutation
Threshold and hitting time for high-order connectedness in random hypergraphs
Unsplittable classes of separable permutations
Painting squares in \(\Delta^2-1\) shades
2-walk-regular dihedrants from group-divisible designs
Modeling limits in hereditary classes: reduction and application to trees
Decompositions of the Boolean lattice into rank-symmetric chains.
Distant set distinguishing total colourings of graphs
The total acquisition number of random graphs

Sommaire du Fascicule no. 3

4-factor-criticality of vertex-transitive graphs
Ramsey numbers of trees versus odd cycles
Chip games and paintability
A generalized Alon-Boppana bound and weak Ramanujan graphs
Generalizing the divisibility property of rectangle domino tilings
Orphans in forests of linear fractional transformations
An \(n\)-in-a-row type game
The topology of the external activity complex of a matroid
Locating-total dominating sets in twin-free graphs: a conjecture
Which Haar graphs are Cayley graphs?
Szemerédi's regularity lemma via martingales
The Černý conjecture and 1-contracting automata
Higher Bruhat orders in type B
Refined dual stable Grothendieck polynomials and generalized Bender-Knuth involutions
Proof of Gessel's \(\gamma\)-positivity conjecture
Even more infinite ball packings from Lorentzian root systems
Asymptotic enumeration of sparse uniform linear hypergraphs with given degrees
Cliques in graphs excluding a complete graph minor
Mixed volumes of hypersimplices
On the Cohen-Macaulay property for quadratic tangent cones
Face-degree bounds for planar critical graphs
Face rings of cycles, associahedra, and standard Young tableaux
New conjectures for union-closed families
A generalization of Sperner's theorem on compressed ideals
On symmetries in phylogenetic trees
Fast Möbius inversion in semimodular lattices and ER-labelable posets
Guaranteed scoring games
A new construction of non-extendable intersecting families of sets
All Ramsey numbers for brooms in graphs
Characteristic flows on signed graphs and short circuit covers
Generating functions of bipartite maps on orientable surfaces
A decomposition of parking functions by undesired spaces
On the additive bases problem in finite fields
Cubic non-Cayley vertex-transitive bi-Cayley graphs over a regular \(p\)-group
The number of prefixes of minimal factorisations of a cycle
On generalizations of separating and splitting families
A better lower bound on average degree of 4-list-critical graphs
Infinite orders and non-\(D\)-finite property of 3-dimensional lattice walks
Counting trees in graphs
Red-blue clique partitions and \((1-1)\)-transversals
Cycle structures of orthomorphisms extending partial orthomorphisms of Boolean groups
Representations of bicircular lift matroids
Random subcube intersection graphs. I: Cliques and covering
Recurrence relations for the linear transformation preserving the strong \(q\)-log-convexity
Planar graphs have independence ratio at least 3/13
An improved bound on \((A+A)/(A+A)\)
Extremal permutations in routing cycles
Every triangulated 3-polytope of minimum degree 4 has a 4-path of weight at most 27
Dimensions of the irreducible representations of the symmetric and alternating group
Transversals in 4-uniform hypergraphs
Chordality properties and hyperbolicity on graphs
Noncrossing partitions, toggles, and homomesies
On the multi-colored Ramsey numbers of paths and even cycles
Treelike snarks
Improved lower bounds for the orders of even girth cages
Cycles in the graph of overlapping permutations avoiding barred patterns

Sommaire du Fascicule no. 4

Isotropic matroids. I: Multimatroids and neighborhoods
Isotropic matroids. II: Circle graphs
On the Potts antiferromagnet on random graphs
Coloring non-crossing strings
Packing polynomials on multidimensional integer sectors
On matchings in stochastic Kronecker graphs
On almost-regular edge colourings of hypergraphs
Upper bounds for Stern's diatomic sequence and related sequences
The Smith and critical groups of the square rook's graph and its complement
All or nothing at all
A short conceptual proof of Narayana's path-counting formula
Upper bounds on the minimum size of Hamilton saturated hypergraphs
Intersections of the Hermitian surface with irreducible quadrics in even characteristic
Triangular fully packed loop configurations of excess 2
geometry
Incidences with curves in \(\mathbb{R}^d\)
Grasshopper avoidance of patterns
Modification of Griffiths' result for even integers
Every graph \(G\) is Hall \(\Delta(G)\)-extendible
The cycle descent statistic on permutations
Hadwiger's conjecture for 3-arc graphs
Preserving the number of cycles of length \(k\) in a growing uniform permutation
Symmetric isostatic frameworks with \(\ell^1\) or \(\ell^\infty\) distance constraints
Resolvable group divisible designs with large groups
Invariant tensors and the cyclic sieving phenomenon
Corners in tree-like tableaux
A note on \({\mathtt V}\)-free 2-matchings
On universal hypergraphs
Inclusion matrices and the MDS conjecture
Antipode formulas for some combinatorial Hopf algebras
Equitable orientations of sparse uniform hypergraphs
\((s,t)\)-cores: a weighted version of Armstrong's conjecture
On total positivity of Catalan-Stieltjes matrices
Dominating sequences in grid-like and toroidal graphs
Directed rooted forests in higher dimension
Large deviations for permutations avoiding monotone patterns
The CI problem for infinite groups
Client-waiter games on complete and random graphs
On the number of similar instances of a pattern in a finite set
Pathwidth and nonrepetitive list coloring
Cluster automorphisms and the marked exchange graphs of skew-symmetrizable cluster algebras
Exponential domination in subcubic graphs
Pieri rules for classical groups and equinumeration between generalized oscillating tableaux and semistandard tableaux
The lattice of definable equivalence relations in homogeneous \(n\)-dimensional permutation structures
A sharp bound for the product of weights of cross-intersecting families
Induced colorful trees and paths in large chromatic graphs