The Family of Bicircular Matroids Closed Under Duality Vaidy SivaramanDaniel Slilaty Original Paper 23 December 2021 Article: 24
Proportional 2-Choosability with a Bounded Palette Jeffrey A. MudrockRobert PiechotaTim Wagstrom Original Paper 22 December 2021 Article: 23
Monotonic Normalized Heat Diffusion for Regular Bipartite Graphs with Four Eigenvalues Tasuku KuboRyuya Namba Original Paper 22 December 2021 Article: 22
The Ramsey Number of 3-Uniform Loose Path Versus Star Fangfang ZhangYaojun Chen Original Paper 21 December 2021 Article: 20
Facial Visibility in Edge Colored Plane Graphs Július CzapStanislav Jendrol’Tomáš Madaras Original Paper 19 December 2021 Article: 4
Some Constructions of Quasi-strongly Regular Digraphs Zhengyu GuoDongdong JiaGengsheng Zhang Original Paper 18 December 2021 Article: 15
Hypergraph Based Berge Hypergraphs Martin BalkoDániel GerbnerCory Palmer Original Paper 18 December 2021 Article: 11
Degree Condition for a Digraph to be Supereulerian Mansour J. Algefari Original Paper 17 December 2021 Article: 9
Decomposition and Merging Algorithms for Noncrossing Forests Sabrina X. M. PangLun LvXiaoming Deng Original Paper 17 December 2021 Article: 2
Balanced Polychromatic 2-Coloring of Triangulations Yoshihiro AsayamaNaoki Matsumoto Original Paper 16 December 2021 Article: 16
On the Number of Heterochromatic Trees in Nice and Beautiful Colorings of Complete Graphs Juan José Montellano-BallesterosEduardo Rivera-CampoRicardo Strausz Original Paper 16 December 2021 Article: 12
A Bijection for the Boolean Numbers of Ferrers Graphs Beáta Bényi Original Paper Open access 16 December 2021 Article: 10
The Sharp Upper Bounds on the \(A_{\alpha }\)-Spectral Radius of \(C_4\)-Free Graphs and Halin Graphs Shu-Guang GuoRong Zhang Original Paper 15 December 2021 Article: 19
New Constructions of Divisible Design Cayley Graphs Dean CrnkovićAndrea Švob Original Paper 15 December 2021 Article: 17
A Note on Dominating Pair Degree Condition for Hamiltonian Cycles in Balanced Bipartite Digraphs Ruixia Wang Original Paper 15 December 2021 Article: 13
Planar Graphs Without Cycles of Length from 4 to 7 and Intersecting Triangles are DP-3-Colorable Jian-Bo Lv Original Paper 15 December 2021 Article: 8
Diameter of Io-Decomposable Riordan Graphs of the Bell Type Ji-Hwan Jung Original Paper 15 December 2021 Article: 7
Admissible Property of Graphs in Terms of Radius Huijuan YuBaoyindureng Wu Original Paper 15 December 2021 Article: 6
On the Proper Arc Labeling of Directed Graphs Ali DehghanArash Ahadi Original Paper 15 December 2021 Article: 1
On (\(1,C_4\)) One-Factorization and Two Orthogonal (\(2,C_4\)) One-Factorizations of Complete Graphs Adrián Vázquez-Ávila Original Paper 14 December 2021 Article: 18
Ambush Cops and Robbers Nancy E. ClarkeMelissa CreightonAsiyeh Sanaei Original Paper 28 October 2021 Pages: 2439 - 2457
Size Ramsey Results for the Path of Order Three Roland LortzIngrid Mengersen Original Paper 27 October 2021 Pages: 2315 - 2331
The Chromatic Number of Joins of Signed Graphs Amelia R. W. Mattern Original Paper 23 September 2021 Pages: 2723 - 2735
A Note on Stability for Maximal F-Free Graphs Dániel Gerbner Original Paper Open access 19 September 2021 Pages: 2571 - 2580
Extending Muirhead’s Inequality Mitsuo KatoMasashi KosudaNorihide Tokushige Original Paper 03 September 2021 Pages: 1923 - 1941
Relative t-Designs in Nonbinary Hamming Association Schemes Yan Zhu Original Paper 03 September 2021 Pages: 1775 - 1791
Harmonic Index t-Designs in the Hamming Scheme for Arbitrary q Makoto TagamiRyota Hori Original Paper 10 October 2021 Pages: 1669 - 1685
Preface to the special issue dedicated to Professors Eiichi Bannai and Hikoe Enomoto on their 75th birthdays Jack KoolenAkihiro MunemasaAkira Saito Preface 08 October 2021 Pages: 1465 - 1466
Prime 3-Uniform Hypergraphs Abderrahim BoussaïriBrahim CherguiMohamed Zaidi Original Paper 23 August 2021 Pages: 2737 - 2760
Bounding the Number of Non-duplicates of the q-Side in Simple Drawings of \(K_{p,q}\) R. Bruce RichterAndré C. SilvaOrlando Lee Original Paper 22 August 2021 Pages: 2697 - 2701
On the Number of Nonnegative Sums for Semi-partitions Cheng Yeaw KuKok Bin Wong Original Paper 18 August 2021 Pages: 2803 - 2823
Irreducible Representations of the Terwilliger Algebra of a Tree Jing XuTatsuro ItoShuang-Dong Li Original Paper 17 August 2021 Pages: 1749 - 1773
On Supereulerian 2-Edge-Coloured Graphs Jørgen Bang-JensenThomas BellittoAnders Yeo Original Paper 13 August 2021 Pages: 2601 - 2620
Enumerations of Rational Non-decreasing Dyck Paths with Integer Slope Rigoberto FlórezJosé L. Ramírez Original Paper 11 August 2021 Pages: 2775 - 2801
Improved Bounds for Burning Fence Graphs Anthony BonatoSean EnglishDaniel Moghbel Original Paper 06 August 2021 Pages: 2761 - 2773
On the Number of Forests and Connected Spanning Subgraphs Márton BorbényiPéter CsikváriHaoran Luo Original Paper Open access 30 July 2021 Pages: 2655 - 2678
Upper Bounds on Inclusive Distance Vertex Irregularity Strength Sylwia CichaczAgnieszka GörlichAndrea Semaničová-Feňovčíková Original Paper 28 July 2021 Pages: 2713 - 2721
Domination and Outer Connected Domination in Maximal Outerplanar Graphs Wei Zhuang Original Paper 28 July 2021 Pages: 2679 - 2696
Triangle-Free Subgraphs of Hypergraphs Jiaxi NieSam SpiroJacques Verstraëte Original Paper 28 July 2021 Pages: 2555 - 2570
Bipartite Ramsey Numbers of Cycles for Random Graphs Meng LiuYusheng Li Original Paper 25 July 2021 Pages: 2703 - 2711
3-Free Strong Digraphs with the Maximum Size Bin ChenAn Chang Original Paper 25 July 2021 Pages: 2535 - 2554
Counterexamples to Thomassen’s Conjecture on Decomposition of Cubic Graphs Thomas BellittoTereza KlimošováYelena Yuditsky Original Paper 24 July 2021 Pages: 2595 - 2599
On Tree-Connectivity and Path-Connectivity of Graphs Shasha LiZhongmei QinJun Yue Original Paper 24 July 2021 Pages: 2521 - 2533
The Inductive Graph Dimension from the Minimum Edge Clique Cover Kassahun BetreEvatt Salinger Original Paper 23 July 2021 Pages: 2637 - 2654
Acyclic Edge Coloring of Chordal Graphs with Bounded Degree Yulai MaYongtang ShiWeifan Wang Original Paper 23 July 2021 Pages: 2621 - 2636
Strong Cliques in Claw-Free Graphs Michał DębskiMałgorzata Śleszyńska-Nowak Original Paper Open access 23 July 2021 Pages: 2581 - 2593