Combinatorics

Authors and titles for recent submissions

• Fri, 26 Apr 2024
• Thu, 25 Apr 2024
• Wed, 24 Apr 2024
• Tue, 23 Apr 2024
• Mon, 22 Apr 2024

Fri, 26 Apr 2024

[1]  arXiv:2404.16791 [pdf, ps, other]

Title: Extreme points of general transportation polytopes

Authors: Patrice Koehl

Comments: 10 pages

Subjects: Combinatorics (math.CO)

[2]  arXiv:2404.16786 [pdf, ps, other]

Title: On the universal Drinfeld-Yetter algebra

Authors: Andrea Rivezzi

Comments: 34 pages

Subjects: Combinatorics (math.CO)

[3]  arXiv:2404.16763 [pdf, other]

Title: The asymptotic spectrum distance, graph limits, and the Shannon capacity

Authors: David de Boer, Pjotr Buys, Jeroen Zuiddam

Subjects: Combinatorics (math.CO); Discrete Mathematics (cs.DM); Functional Analysis (math.FA)

[4]  arXiv:2404.16755 [pdf, ps, other]

Title: Links and the Diaconis-Graham Inequality

Authors: Christopher Cornwell, Nathan McNew

Subjects: Combinatorics (math.CO); Geometric Topology (math.GT)

[5]  arXiv:2404.16340 [pdf, ps, other]

Title: Vertex Ranking of Degenerate Graphs

Authors: John Iacono, Piotr Micek, Pat Morin, Bruce Reed

Comments: 15 pages, zero figures

Subjects: Combinatorics (math.CO); Discrete Mathematics (cs.DM)

[6]  arXiv:2404.16215 [pdf, ps, other]

Title: An Overpartition Companion of Andrews and Keith's 2-colored $q$-series Identity

Authors: Hunter Waldron

Comments: 9 pages

Subjects: Combinatorics (math.CO)

[7]  arXiv:2404.16186 [pdf, ps, other]

Title: On total domination subdivision numbers of trees

Authors: Michael A. Henning, Jerzy Topp

Comments: 15 pages, 7 figures

Subjects: Combinatorics (math.CO)

[8]  arXiv:2404.16733 (cross-list from math.RT) [pdf, ps, other]

Title: Diagram model for the Okada algebra and monoid

Authors: Florent Hivert, Jeanne Scott

Comments: Submitted to FPSAC 2024

Subjects: Representation Theory (math.RT); Combinatorics (math.CO)

[9]  arXiv:2404.16695 (cross-list from cs.DS) [pdf, other]

Title: Kernelization Dichotomies for Hitting Subgraphs under Structural Parameterizations

Authors: Marin Bougeret, Bart M. P. Jansen, Ignasi Sau

Comments: 58 pages, 7 figures

Subjects: Data Structures and Algorithms (cs.DS); Computational Complexity (cs.CC); Combinatorics (math.CO)

[10]  arXiv:2404.16662 (cross-list from cs.DM) [pdf, other]

Title: Computing Hamiltonian Paths with Partial Order Restrictions

Authors: Jesse Beisegel, Fabienne Ratajczak, Robert Scheffler

Subjects: Discrete Mathematics (cs.DM); Computational Complexity (cs.CC); Data Structures and Algorithms (cs.DS); Combinatorics (math.CO)

[11]  arXiv:2404.16654 (cross-list from quant-ph) [pdf, other]

Title: Two-state transfer: a generalization of pair and plus state transfer

Authors: Sooyeong Kim, Hermie Monterde, Bahman Ahmadi, Ada Chan, Stephen Kirkland, Sarah Plosker

Subjects: Quantum Physics (quant-ph); Combinatorics (math.CO)

[12]  arXiv:2404.16643 (cross-list from math.AC) [pdf, ps, other]

Title: Subadditivity of shifts, Eilenberg-Zilber shuffle products and homology of lattices

Authors: Karim Adiprasito, Joel Hakavuori, Minas Margaritis, Volkmar Welker

Subjects: Commutative Algebra (math.AC); Combinatorics (math.CO)

[13]  arXiv:2404.16636 (cross-list from math.NT) [pdf, ps, other]

Title: An extension of Gauss congruences for Apéry numbers

Authors: Ji-Cai Liu

Comments: 26 pages

Subjects: Number Theory (math.NT); Combinatorics (math.CO)

[14]  arXiv:2404.16220 (cross-list from cs.IT) [pdf, other]

Title: When does a bent concatenation not belong to the completed Maiorana-McFarland class?

Authors: Sadmir Kudin, Enes Pasalic, Alexandr Polujan, Fengrong Zhang

Comments: This is the authors' version of the camera-ready version to be presented at the 2024 IEEE International Symposium on Information Theory (ISIT 2024)

Subjects: Information Theory (cs.IT); Cryptography and Security (cs.CR); Discrete Mathematics (cs.DM); Combinatorics (math.CO)

[15]  arXiv:2404.16153 (cross-list from math.RT) [pdf, ps, other]

Title: Cluster Monomials in Graph Laurent Phenomenon Algebras

Authors: Guilherme Zeus Dantas e Moura, Ramanuja Charyulu Telekicherla Kandalam, Dora Woodruff

Comments: 17 pages, 3 figures

Subjects: Representation Theory (math.RT); Combinatorics (math.CO); Rings and Algebras (math.RA)

Thu, 25 Apr 2024

[16]  arXiv:2404.16016 [pdf, ps, other]

Title: A question of Erdős and Graham on Egyptian fractions

Authors: David Conlon, Jacob Fox, Xiaoyu He, Dhruv Mubayi, Huy Tuan Pham, Andrew Suk, Jacques Verstraëte

Comments: 8 pages

Subjects: Combinatorics (math.CO); Number Theory (math.NT)

[17]  arXiv:2404.15716 [pdf, ps, other]

Title: Parity of the coefficients of certain eta-quotients, III: The case of pure eta-powers

Authors: William J. Keith, Fabrizio Zanello

Comments: 11 pages

Subjects: Combinatorics (math.CO); Commutative Algebra (math.AC); Number Theory (math.NT)

[18]  arXiv:2404.15663 [pdf, ps, other]

Title: 4-connected 1-planar chordal graphs are Hamiltonian-connected

Authors: Licheng Zhang, Yuanqiu Huang, Shengxiang Lv, Fengming Dong

Subjects: Combinatorics (math.CO)

[19]  arXiv:2404.15594 [pdf, ps, other]

Title: Curvature, diameter and signs of graphs

Authors: Wei Chen, Shiping Liu

Comments: 28 pages, 2 figures. All comments are welcome

Subjects: Combinatorics (math.CO); Differential Geometry (math.DG); Spectral Theory (math.SP)

[20]  arXiv:2404.15590 [pdf, ps, other]

Title: The Stress-Flex Conjecture

Authors: Robert Connelly, Steven J. Gortler, Louis Theran, Martin Winter

Subjects: Combinatorics (math.CO)

[21]  arXiv:2404.15546 [pdf, ps, other]

Title: Modular Forms in Combinatorial Optimization

Authors: Varsha Gupta

Subjects: Combinatorics (math.CO); Optimization and Control (math.OC)

[22]  arXiv:2404.15544 [pdf, ps, other]

Title: Constructions of Spherical 3-Designs

Authors: Bela Bajnok

Journal-ref: Graphs and Combinatorics, v. 14, (1998), pp. 97-107

Subjects: Combinatorics (math.CO)

[23]  arXiv:2404.16021 (cross-list from math.PR) [pdf, other]

Title: Critical beta-splitting, via contraction

Authors: Brett Kolesnik

Subjects: Probability (math.PR); Combinatorics (math.CO)

[24]  arXiv:2404.15600 (cross-list from math.AT) [pdf, ps, other]

Title: Toric wedge induction and toric lifting property for piecewise linear spheres with a few vertices

Authors: Suyoung Choi, Hyeontae Jang, Mathieu Vallée

Comments: 16pages, 3 tables

Subjects: Algebraic Topology (math.AT); Combinatorics (math.CO)

[25]  arXiv:2404.15372 (cross-list from math.HO) [pdf, other]

Title: What is a Parking Function?

Authors: J. Carlos Martínez Mori

Comments: To appear in publication

Subjects: History and Overview (math.HO); Combinatorics (math.CO)

Wed, 24 Apr 2024

[26]  arXiv:2404.15167 [pdf, ps, other]

Title: A Nordhaus--Gaddum problem for spectral gap of a graph

Authors: Sooyeong Kim, Neal Madras

Subjects: Combinatorics (math.CO); Probability (math.PR)

[27]  arXiv:2404.15145 [pdf, ps, other]

Title: Dihedral-skew product groups of nonabelian simple groups

Authors: Hao Yu

Subjects: Combinatorics (math.CO); Group Theory (math.GR)

[28]  arXiv:2404.15126 [pdf, ps, other]

Title: Improving the Gilbert-Varshamov bound for permutation Codes in the Cayley metric and Kendall $τ$-Metric

Authors: The Nguyen

Comments: 7 pages

Subjects: Combinatorics (math.CO); Discrete Mathematics (cs.DM); Information Theory (cs.IT)

[29]  arXiv:2404.15119 [pdf, ps, other]

Title: Normal ordered grammars

Authors: Shi-Mei Ma, Toufik Mansour, Jean Yeh, Yeong-Nan Yeh

Comments: 19 pages. arXiv admin note: substantial text overlap with arXiv:2312.02830

Subjects: Combinatorics (math.CO)

[30]  arXiv:2404.15049 [pdf, ps, other]

Title: Probabilistic Zero Forcing with Vertex Reversion

Authors: Zachary Brennan

Subjects: Combinatorics (math.CO); Probability (math.PR)

[31]  arXiv:2404.14940 [pdf, other]

Title: Defective and Clustered Colouring of Graphs with Given Girth

Authors: Marcin Briański, Robert Hickingbotham, David R. Wood

Subjects: Combinatorics (math.CO)

[32]  arXiv:2404.14937 [pdf, ps, other]

Title: The inversion number of dijoins and blow-up digraphs

Authors: Haozhe Wang, Yuxuan Yang, Mei Lu

Subjects: Combinatorics (math.CO)

[33]  arXiv:2404.14839 [pdf, ps, other]

Title: Eigenvalue bounds for the distance-$t$ chromatic number of a graph and their application to Lee codes

Authors: Aida Abiad, Alessandro Neri, Luuk Reijnders

Subjects: Combinatorics (math.CO); Information Theory (cs.IT)

[34]  arXiv:2404.14792 [pdf, other]

Title: $α_i$-Metric Graphs: Hyperbolicity

Authors: Feodor F. Dragan, Guillaume Ducoffe

Comments: Submitted

Subjects: Combinatorics (math.CO); Discrete Mathematics (cs.DM); Data Structures and Algorithms (cs.DS)

[35]  arXiv:2404.14670 [pdf, ps, other]

Title: On the sizes of BDDs and ZDDs representing matroids

Authors: Hiromi Emoto, Yuni Iwamasa, Shin-ichi Minato

Comments: 21 pages, 7 figures

Subjects: Combinatorics (math.CO); Discrete Mathematics (cs.DM); Data Structures and Algorithms (cs.DS)

[36]  arXiv:2404.14439 [pdf, other]

Title: Type B Set partitions, an analogue of restricted growth functions

Authors: Amrita Acharyya

Subjects: Combinatorics (math.CO)

[37]  arXiv:2404.15240 (cross-list from math.AG) [pdf, other]

Title: Symmetric Ideals and Invariant Hilbert Schemes

Authors: Sebastian Debus, Andreas Kretschmer

Comments: Comments welcome!

Subjects: Algebraic Geometry (math.AG); Commutative Algebra (math.AC); Combinatorics (math.CO)

[38]  arXiv:2404.14878 (cross-list from math.GT) [pdf, other]

Title: Polyhedral CAT(0) metrics on locally finite complexes

Authors: Karim A. Adiprasito, Louis Funar

Comments: 16p

Subjects: Geometric Topology (math.GT); Combinatorics (math.CO)

[39]  arXiv:2404.14640 (cross-list from math.AC) [pdf, ps, other]

Title: On the symbolic $F$-splitness of binomial edge ideals

Authors: Pedro Ramírez-Moreno

Comments: 20 pages, comments welcome

Subjects: Commutative Algebra (math.AC); Combinatorics (math.CO)

Tue, 23 Apr 2024

[40]  arXiv:2404.14398 [pdf, ps, other]

Title: A lower bound on the number of colours needed to nicely colour a sphere

Authors: Péter Ágoston

Comments: The result was presented at CCCG 2020. The present paper is a revised version of the paper in the conference proceedings

Subjects: Combinatorics (math.CO)

[41]  arXiv:2404.14375 [pdf, ps, other]

Title: Two classes of Hadamard matrices of Goethals-Seidel type

Authors: Dragomir Ž. Đoković

Comments: 11 pages

Subjects: Combinatorics (math.CO)

[42]  arXiv:2404.14320 [pdf, other]

Title: Bisecting masses with families of parallel hyperplanes

Authors: Alfredo Hubard, Pablo Soberón

Comments: 18 pages, 3 figures

Subjects: Combinatorics (math.CO)

[43]  arXiv:2404.14308 [pdf, other]

Title: Extensions of discrete Helly theorems for boxes

Authors: Timothy Edwards, Pablo Soberón

Comments: 13 pages, 1 figure

Subjects: Combinatorics (math.CO)

[44]  arXiv:2404.14178 [pdf, ps, other]

Title: Non-trivial $r$-wise agreeing families

Authors: Peter Frankl, Andrey Kupavskii

Subjects: Combinatorics (math.CO)

[45]  arXiv:2404.14020 [pdf, other]

Title: Perfect Matching in Product Graphs and in their Random Subgraphs

Authors: Sahar Diskin, Anna Geisler

Subjects: Combinatorics (math.CO); Probability (math.PR)

[46]  arXiv:2404.13989 [pdf, other]

Title: Three Simple Reduction Formulas for the Denumerant Functions

Authors: Feihu Liu, Guoce Xin, Chen Zhang

Subjects: Combinatorics (math.CO); Number Theory (math.NT)

[47]  arXiv:2404.13938 [pdf, ps, other]

Title: Groups with elements of order 8 do not have the DCI property

Authors: Ted Dobson, Joy Morris, Pablo Spiga

Comments: 4 pages

Subjects: Combinatorics (math.CO)

[48]  arXiv:2404.13839 [pdf, ps, other]

Title: On a conjecture of Gross, Mansour and Tucker for $Δ$-matroids

Authors: Remi Cocou Avohou

Comments: 9 pages

Subjects: Combinatorics (math.CO)

[49]  arXiv:2404.13713 [pdf, ps, other]

Title: Efficiency analysis for the Perron vector of a reciprocal matrix

Authors: Susana Furtado, Charles Johnson

Subjects: Combinatorics (math.CO)

[50]  arXiv:2404.13539 [pdf, ps, other]

Title: Domination polynomial and total domination polynomial of zero-divisor graphs of commutative rings

Authors: Saeid Alikhani, Fatemeh Aghaei

Comments: 12 pages, 4 figures

Subjects: Combinatorics (math.CO)

[51]  arXiv:2404.13524 [pdf, other]

Title: A congruential recurrence characterizes the inverses of Sós permutations

Authors: Makoto Nagata, Yoshinori Takei

Subjects: Combinatorics (math.CO)

[52]  arXiv:2404.13510 [pdf, ps, other]

Title: Characterization of order structures avoiding three-term arithmetic progressions

Authors: Minoru Hirose, Shingo Saito

Comments: 8 pages

Subjects: Combinatorics (math.CO); Number Theory (math.NT)

[53]  arXiv:2404.13424 [pdf, other]

Title: Derangement Representation of Graphs

Authors: Somayeh Ashofteh, Moharram N. Iradmusa

Comments: 20 pages, 3 figures, 4 tables

Subjects: Combinatorics (math.CO)

[54]  arXiv:2404.13389 [pdf, ps, other]

Title: Eigenvalues and graph minors

Authors: Mingqing Zhai, Longfei Fang, Huiqiu Lin

Subjects: Combinatorics (math.CO)

[55]  arXiv:2404.13361 [pdf, ps, other]

Title: Induced orthogonality in semilattices with 0 and in pseudocomplemented lattices and posets

Authors: Ivan Chajda, Miroslav Kolařík, Helmut Länger

Subjects: Combinatorics (math.CO)

[56]  arXiv:2404.13335 [pdf, ps, other]

Title: Generalized Turán results for matchings

Authors: Dániel Gerbner

Subjects: Combinatorics (math.CO)

[57]  arXiv:2404.13221 [pdf, ps, other]

Title: Integrability and combinatorics

Authors: Paul Zinn-Justin

Comments: review article for the Encyclopedia of Mathematical Physics 2nd edition

Subjects: Combinatorics (math.CO); Mathematical Physics (math-ph)

[58]  arXiv:2404.13155 [pdf, other]

Title: On the rectilinear crossing number of complete balanced multipartite graphs and layered graphs

Authors: Ruy Fabila-Monroy, Rosna Paul, Jenifer Viafara-Chanchi, Alexandra Weinberger

Subjects: Combinatorics (math.CO); Computational Geometry (cs.CG)

[59]  arXiv:2404.13137 [pdf, other]

Title: Evolutive sandpiles

Authors: Carlos A. Alfaro, Juan Pablo Serrano, Ralihe R. Villagrán

Comments: 11 pages, 7 figures

Subjects: Combinatorics (math.CO)

[60]  arXiv:2404.13136 [pdf, ps, other]

Title: Beyond the classification theorem of Cameron, Goethals, Seidel, and Shult

Authors: Hricha Acharya, Zilin Jiang

Comments: 28 pages, 11 figures

Subjects: Combinatorics (math.CO)

[61]  arXiv:2404.14369 (cross-list from math.QA) [pdf, other]

Title: Broken lines and compatible pairs for rank 2 quantum cluster algebras

Authors: Amanda Burcroff, Kyungyong Lee

Comments: 40 pages, 10 figures

Subjects: Quantum Algebra (math.QA); Combinatorics (math.CO); Rings and Algebras (math.RA)

[62]  arXiv:2404.14049 (cross-list from cs.DS) [pdf, ps, other]

Title: Decline and Fall of the ICALP 2008 Modular Decomposition algorithm

Authors: William Atherton, Dmitrii V. Pasechnik

Comments: 5 pages, 1 figure

Subjects: Data Structures and Algorithms (cs.DS); Combinatorics (math.CO)

[63]  arXiv:2404.13942 (cross-list from math.HO) [pdf, other]

Title: Dominic Welsh (1938-2023)

Authors: Geoffrey R. Grimmett

Comments: To appear in the Bulletin of the London Mathematical Society

Subjects: History and Overview (math.HO); Combinatorics (math.CO)

[64]  arXiv:2404.13601 (cross-list from cs.FL) [pdf, ps, other]

Title: Opacity complexity of automatic sequences. The general case

Authors: J.-P. Allouche, J.-Y. Yao

Subjects: Formal Languages and Automata Theory (cs.FL); Combinatorics (math.CO); Number Theory (math.NT)

[65]  arXiv:2404.13527 (cross-list from cs.GT) [pdf, other]

Title: On the structure of envy-free orientations on graphs

Authors: Jinghan A Zeng, Ruta Mehta

Comments: 12 pages, 4 figures

Subjects: Computer Science and Game Theory (cs.GT); Combinatorics (math.CO)

[66]  arXiv:2404.13230 (cross-list from cs.IT) [pdf, other]

Title: Random Gabidulin Codes Achieve List Decoding Capacity in the Rank Metric

Authors: Zeyu Guo, Chaoping Xing, Chen Yuan, Zihan Zhang

Subjects: Information Theory (cs.IT); Combinatorics (math.CO)

[67]  arXiv:2404.13201 (cross-list from math.AG) [pdf, ps, other]

Title: Quadratic Pseudostable Hodge Integrals and Mumford's Relations

Authors: Renzo Cavalieri, Matthew M. Williams

Subjects: Algebraic Geometry (math.AG); Combinatorics (math.CO)

[68]  arXiv:2404.13193 (cross-list from cs.DS) [pdf, ps, other]

Title: On multidimensional generalization of binary search

Authors: Dariusz Dereniowski, Przemysław Gordinowicz, Karolina Wróbel

Subjects: Data Structures and Algorithms (cs.DS); Discrete Mathematics (cs.DM); Combinatorics (math.CO)

[69]  arXiv:2404.13186 (cross-list from quant-ph) [pdf, other]

Title: Quantum Advantage and CSP Complexity

Authors: Lorenzo Ciardo

Comments: To appear in the Proceedings of the 39th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS'24)

Subjects: Quantum Physics (quant-ph); Computational Complexity (cs.CC); Combinatorics (math.CO)

Mon, 22 Apr 2024

[70]  arXiv:2404.12989 [pdf, ps, other]

Title: Veronese sections and interlacing matrices of polynomials and formal power series

Authors: Christos A. Athanasiadis, David G. Wagner

Comments: 14 pages

Subjects: Combinatorics (math.CO); Classical Analysis and ODEs (math.CA)

[71]  arXiv:2404.12971 [pdf, ps, other]

Title: A note on the Erdős Matching Conjecture

Authors: Ryan R. Martin, Balázs Patkós

Subjects: Combinatorics (math.CO)

[72]  arXiv:2404.12834 [pdf, ps, other]

Title: A note on Combinatorial Invariance of Kazhdan--Lusztig polynomials

Authors: Francesco Esposito, Mario Marietti

Subjects: Combinatorics (math.CO); Representation Theory (math.RT)

[73]  arXiv:2404.12662 [pdf, ps, other]

Title: Best Simultaneous Approximation of Functions and a Generalized Minimax Theorem

Authors: Shinji Tanimoto

Comments: 8 pages

Subjects: Combinatorics (math.CO); Classical Analysis and ODEs (math.CA)

[74]  arXiv:2404.12658 [pdf, ps, other]

Title: Haar graphical representations of finite groups and an application to poset representations

Authors: Joy Morris, Pablo Spiga

Subjects: Combinatorics (math.CO); Group Theory (math.GR)

[75]  arXiv:2404.12518 [pdf, other]

Title: Keller properties for integer tiling

Authors: Benjamin Bruce, Izabella Laba

Comments: 20 pages

Subjects: Combinatorics (math.CO)

[76]  arXiv:2404.12515 [pdf, other]

Title: On 3-colourability of $(bull, H)$-free graphs

Authors: Nadzieja Hodur, Monika Pilśniak, Magdalena Prorok, Ingo Schiermeyer

Subjects: Combinatorics (math.CO)

[77]  arXiv:2404.12510 [pdf, ps, other]

Title: On the $Q$-polynomial property of the full bipartite graph of a Hamming graph

Authors: Blas Fernández, Roghayeh Maleki, Štefko Miklavič, Giusy Monzillo

Comments: arXiv admin note: text overlap with arXiv:2308.16679, arXiv:2305.08937

Subjects: Combinatorics (math.CO)

[78]  arXiv:2404.12469 [pdf, ps, other]

Title: Uncertainty for convolutions of sets

Authors: Ilya D. Shkredov

Comments: 11 pages

Subjects: Combinatorics (math.CO); Classical Analysis and ODEs (math.CA); Functional Analysis (math.FA)

[79]  arXiv:2404.12891 (cross-list from math.GR) [pdf, ps, other]

Title: Commuting probability for approximate subgroups of a finite group

Authors: Eloisa Detomi, Marta Morigi, Pavel Shumyatsky

Subjects: Group Theory (math.GR); Combinatorics (math.CO)

[80]  arXiv:2404.12871 (cross-list from cs.SI) [pdf, other]

Title: Expanding the Katz Index for Link Prediction: A Case Study on a Live Fish Movement Network

Authors: Michael-Sam Vidza, Marcin Budka, Wei Koong Chai, Mark Thrush, Mickael Teixeira Alves

Comments: 15 pages, 3 figures, submitted to Expert Systems with Applications

Subjects: Social and Information Networks (cs.SI); Combinatorics (math.CO); Physics and Society (physics.soc-ph)

[81]  arXiv:2404.12838 (cross-list from math.OC) [pdf, other]

Title: Getting to the Root of the Problem: Sums of Squares for Infinite Trees

Authors: Daniel Brosch, Diane Puges

Subjects: Optimization and Control (math.OC); Combinatorics (math.CO)

[82]  arXiv:2404.12564 (cross-list from math.AT) [pdf, ps, other]

Title: On the weak homotopy types of small finite spaces

Authors: Kango Matsushima, Shuichi Tsukuda

Comments: 48 pages

Subjects: Algebraic Topology (math.AT); Combinatorics (math.CO)

[83]  arXiv:2404.12471 (cross-list from math.AC) [pdf, ps, other]

Title: Lefschetz properties of squarefree monomial ideals via Rees algebras

Authors: Thiago Holleben

Comments: Comments are welcome

Subjects: Commutative Algebra (math.AC); Combinatorics (math.CO)

• Fri, 26 Apr 2024
• Thu, 25 Apr 2024
• Wed, 24 Apr 2024
• Tue, 23 Apr 2024
• Mon, 22 Apr 2024