Volume 31, Issue 2 (2024)

Partial Alternating Sign Matrix Bijections and Dynamics

Dylan Heuer

P2.1
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Flag-Transitive, Point-Imprimitive 2-Designs and Direct Products of Symmetric Groups

Jianfu Chen, Shenglin Zhou, Jiaxin Shen

P2.2
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A 2-Stable Family of Triple Systems

Yixiao Zhang, Jianfeng Hou, Heng Li

P2.3
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Improved Bounds for Cross-Sperner Systems

Natalie Behague, Akina Kuperus, Natasha Morrison, Ashna Wright

P2.4
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An Extremal Graph Problem on a Grid and an Isoperimetric Problem for Polyominoes

Andrew Vince

P2.5
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Cubic Graphs with Colouring Defect 3

Ján Karabáš, Edita Máčajová, Roman Nedela, Martin Škoviera

P2.6
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A Generalization of the Dual Immaculate Quasisymmetric Functions in Partially Commutative Variables

Spencer Daugherty

P2.7
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Proof of a Conjecture of Nath and Sellers on Simultaneous Core Partitions

Yetong Sha, Huan Xiong

P2.8
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Hardinian Arrays

Robert Dougherty-Bliss, Manuel Kauers

P2.9
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Line-Transitive Point-Imprimitive Linear Spaces with Fang-Li Parameter gcd$(k,r)$ at most $12$

Wenya Hao, Haiyan Guan, Yajie Wang

P2.10
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The Ramsey Numbers of Squares of Paths and Cycles

Domenico Mergoni Cecchelli, Peter Allen, Jozef Skokan, Barnaby Roberts

P2.11
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Independent Dominating Sets in Planar Triangulations

Fábio Botler, Cristina G. Fernandes, Juan Gutiérrez

P2.12
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Metric Dimension of a Direct Product of Three Complete Graphs

Briana Foster-Greenwood, Christine Uhl

P2.13
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A Remark on Continued Fractions for Permutations and D-Permutations with a Weight -1 per Cycle

Bishal Deb, Alan D. Sokal

P2.14
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Ordered Unavoidable Sub-Structures in Matchings and Random Matchings

Andrzej Dudek, Jarosław Grytczuk, Andrzej Ruciński

P2.15
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The $k$-XORSAT Threshold Revisited

Amin Coja-Oghlan, Mihyun Kang, Lena Krieg, Maurice Rolvien

P2.16
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Hamilton Cycles in the Line Graph of a Random Hypergraph

Katarzyna Rybarczyk

P2.17
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Outer Strong Blocking Sets

Gianira N. Alfarano, Martino Borello, Alessandro Neri

P2.18
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Robinson-Schensted-Knuth Superinsertion and Super Frobenius Formulae

Deke Zhao

P2.19
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Combinatorics and Representation Theory of Special Cases of Chern Plethysm

Nathaniel Libman, Gidon Orelowitz

P2.20
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Labelled Well-Quasi-Order in Juxtapositions of Permutation Classes

Robert Brignall

P2.21
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Colored Unavoidable Patterns and Balanceable Graphs

Matt Bowen, Adriana Hansberg, Amanda Montejano, Alp Müyesser

P2.22
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On Ordered Ramsey Numbers of Matchings Versus Triangles

Martin Balko, Marian Poljak

P2.23
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On Optimal Point Sets Determining Distinct Triangles

Eyvindur A. Palsson, Edward Yu

P2.24
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On the (Non-)Existence of Tight Distance-Regular Graphs: a Local Approach

Jack Koolen, Jae-Ho Lee, Shuang-Dong Li, Yun-Han Li, Xiaoye Liang, Ying-Ying Tan

P2.25
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Decompositions of Unit Hypercubes and the Reversion of a Generalized Möbius Series

Yu Hin (Gary) Au

P2.26
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Central Limit Theorems via Analytic Combinatorics in Several Variables

Stephen Melczer, Tiadora Ruza

P2.27
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The Bhargava Greedoid as a Gaussian Elimination Greedoid

Darij Grinberg

P2.28
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Critical Exponent of Binary Words with Few Distinct Palindromes

L’ubomı́ra Dvořáková, Pascal Ochem, Daniela Opočenská

P2.29
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Infinite Families of (q^2+1)-Tight Sets of Quadrics with an Automorphism Group PSp(n,q), n=4,6

Antonio Cossidente

P2.30
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Classification of Cubic Tricirculant Nut Graphs

Ivan Damnjanović, Nino Bašić, Tomaž Pisanski, Arjana Žitnik

P2.31
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Spectral Turán-Type Problems on Cancellative Hypergraphs

Zhenyu Ni, Lele Liu, Liying Kang

P2.32
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Improved Bounds Concerning the Maximum Degree of Intersecting Hypergraphs

Peter Frankl, Jian Wang

P2.33
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Spectral Extremal Results on Trees

Longfei Fang, Huiqiu Lin, Jinlong Shu, Zhiyuan Zhang

P2.34
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Upper Bounds on Chromatic Number of $\mathbb{E}^n$ in Low Dimensions

Andrii Arman, Andriy Bondarenko, Andriy Prymak, Danylo Radchenko

P2.35
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On Kernels of Descent Statistics

William L. Clark, Yan Zhuang

P2.36
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Strong Erdős-Hajnal Properties in Chordal Graphs

Minho Cho, Andreas F. Holmsen, Jinha Kim, Minki Kim

P2.37
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Vertex and Edge Orbits in Nut Graphs

Nino Bašić, Patrick W. Fowler, Tomaž Pisanski

P2.38
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Constructing Graphs with No Independent Transversals

Penny Haxell, Ronen Wdowinski

P2.39
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On Semi-Restricted Rock, Paper, Scissors

Svante Janson

P2.40
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Coarse Geometry of Quasi-Transitive Graphs Beyond Planarity

Louis Esperet, Ugo Giocanti

P2.41
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Pósa-Type Results for Berge Hypergraphs

Nika Salia

P2.42
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BE-Diperfect Digraphs with Stability Number Two

Caroline A. de Paula Silva, Cândida Nunes da Silva, Orlando Lee

P2.43
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Two Graph Games

David Chodounský, Jindřich Zapletal

P2.44
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Asymptotic Bounds for the Number of Closed and Privileged Words

Daniel Gabrić

P2.45
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A Note on Lenses in Arrangements of Pairwise Intersecting Circles in the Plane

Rom Pinchasi

P2.46
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Nowhere-Zero 3-Flows in Signed Planar Graphs

Jiaao Li, Yulai Ma, Zhengke Miao, Yongtang Shi, Weifan Wang

P2.47
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Matroids Arising From Nested Sequences of Flats In Projective And Affine Geometries

Matthew Mizell, James Oxley

P2.48
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The Genus Distribution of Cubic Graphs and Asymptotic Number of Rooted Cubic Maps with High Genus

Zhicheng Gao

P2.49
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On Triangle-Free Graphs Maximizing Embeddings of Bipartite Graphs

Dmitriy Gorovoy, Andrzej Grzesik, Justyna Jaworska

P2.50
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Bounded-Degree Planar Graphs Do Not Have Bounded-Degree Product Structure

Vida Dujmović, Gwenaël Joret, Piotr Micek, Pat Morin, David R. Wood

P2.51
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Quasi-Random Boolean Functions

Nicholas Sieger, Fan Chung

P2.52
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Rotation Systems and Simple Drawings in Surfaces

Rosna Paul, Gelasio Salazar, Alexandra Weinberger

P2.53
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Gröbner Bases for Increasing Sequences

Gábor Hegedüs, Lajos Rónyai

P2.54
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Local Rainbow Colorings for Various Graphs

Xinbu Cheng, Zixiang Xu

P2.55
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Quantitative Helly-type Theorems via Hypergraph Chains

Attila Jung

P2.56
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Hamilton Powers of Eulerian Digraphs

Enrico Celestino Colón, John Urschel

P2.57
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4-Chromatic Graphs Have At Least Four Cycles of Length $0 \bmod 3$

Sean Kim, Michael Picollelli

P2.58
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Bender-Knuth Involutions for Types B and C

Álvaro Gutiérrez

P2.59
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New Bounds for the Same-Type Lemma

Boris Bukh, Alexey Vasileuski

P2.60
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