Geodesic

Tome 28 (2021) no. 2

Sommaire

A vertex-weighted Tutte symmetric function, and constructing graphs with equal chromatic symmetric function
Prolific permutations
A note on transitive union-closed families
Forbidding \(K_{2,t}\) traces in triple systems
Algorithmically distinguishing irreducible characters of the symmetric group
Bijections between walks inside a triangular domain and Motzkin paths of bounded amplitude
Almost intersecting families
Restricted extension of sparse partial edge colorings of complete graphs
The Erdős-Hajnal property for graphs with no fixed cycle as a pivot-minor
Ramsey theory for layered semigroups
Vertex colouring edge weightings: a logarithmic upper bound on weight-choosability
Grundy domination of forests and the strong product conjecture
Almost simple groups of Lie type and symmetric designs with \(\lambda\) prime
Coloring problems on bipartite graphs of small diameter
The top-degree part in the matchings-Jack conjecture
Almost all permutation matrices have bounded saturation functions
A note on complex-4-colorability of signed planar graphs
The Graham-Knuth-Patashnik recurrence: symmetries and continued fractions
Characters and chromatic symmetric functions
Square-free graphs with no induced fork
Two maps on affine type \(A\) crystals and Hecke algebras
On the sizes of bipartite 1-planar graphs
A note on the Erdős-Szekeres theorem in two dimensions
Answers to two questions on the DP color function
Diameter three orientability of bipartite graphs
Random perturbation of sparse graphs
Extension of Gyárfás-Sumner conjecture to digraphs
Rank selection and depth conditions for balanced simplicial complexes
Symplectic keys and Demazure atoms in type \(C\)
Norton algebras of the Hamming graphs via linear characters
Majority colorings of sparse digraphs
Squarefree powers of edge ideals of forests
Betti numbers of weighted oriented graphs
A subexponential upper bound for van der Waerden numbers \(W(3,k)\)
Tomaszewski's problem on randomly signed sums, revisited
Hidden words statistics for large patterns
Note on long paths in Eulerian digraphs
A geometric and combinatorial exploration of Hochschild lattices
Elastic elements in 3-connected matroids
On the \(e\)-positivity of \((claw, 2K_2)\)-free graphs
A new upper bound on extremal number of even cycles
Large monochromatic components in almost complete graphs and bipartite graphs
A generalization of Stiebitz-type results on graph decomposition
Circular chromatic number of signed graphs
Lattice polytopes from Schur and symmetric Grothendieck polynomials
On the intersection distribution of degree three polynomials and related topics
Structure and colour in triangle-free graphs
The normalized matching property in random and pseudorandom bipartite graphs
Asymptotics of 3-stack-sortable permutations
Hopf algebra structure of generalized quasi-symmetric functions in partially commutative variables
Channels, billiards, and perfect matching 2-divisibility