Sharp Upper Bounds on the k-Independence Number in Graphs with Given Minimum and Maximum Degree Suil OYongtang ShiZhenyu Taoqiu Original Paper 11 November 2020 Pages: 393 - 408
Anti-Ramsey Problems in Complete Bipartite Graphs for t Edge-Disjoint Rainbow Spanning Trees Yuxing JiaMei LuYi Zhang Original Paper 12 November 2020 Pages: 409 - 433
Embeddings of a Graph into a Surface with Different Weak Chromatic Numbers Kengo EnamiKenta Noguchi Original Paper 16 November 2020 Pages: 435 - 444
Equitable Clique-Coloring in Claw-Free Graphs with Maximum Degree at Most 4 Zuosong LiangYanxia DongHuiyu Xing Original Paper 09 November 2020 Pages: 445 - 454
Acyclic Coloring of Graphs with Maximum Degree 7 Juan WangLianying MiaoYunlong Liu Original Paper 11 November 2020 Pages: 455 - 469
Fractional Cross Intersecting Families Rogers MathewRitabrata RayShashank Srivastava Original Paper 20 November 2020 Pages: 471 - 484
Spherical 2-Designs as Stationary Points of Many-Body Systems Makoto MiuraKazushi Ueda Original Paper 24 November 2020 Pages: 485 - 492
Measuring Similarity Between Connected Graphs: The Role of Induced Subgraphs and Complementarity Eigenvalues Alberto SeegerDavid Sossa Original Paper 02 January 2021 Pages: 493 - 525
A Size Condition for Diameter Two Orientable Graphs Garner CochranÉva CzabarkaLászló Székely Original Paper 03 January 2021 Pages: 527 - 544
On Generalisations of the AVD Conjecture to Digraphs Julien BensmailFionn Mc Inerney Original Paper 20 January 2021 Pages: 545 - 558
Fractional Matchings, Component-Factors and Edge-Chromatic Critical Graphs Antje KloppEckhard Steffen Original Paper Open access 04 January 2021 Pages: 559 - 580
Wiener Indices of Maximal k-Degenerate Graphs Allan BickleZhongyuan Che Original Paper 09 January 2021 Pages: 581 - 589
On the Connectivity of Enhanced Power Graphs of Finite Groups Sudip BeraHiranya Kishore DeySajal Kumar Mukherjee Original Paper 03 January 2021 Pages: 591 - 603
On Grundy and b-Chromatic Number of Some Families of Graphs: A Comparative Study Zoya MasihManouchehr Zaker Original Paper 01 January 2021 Pages: 605 - 620
Art Gallery Problem with Rook and Queen Vision Hannah AlpertÉrika Roldán Original Paper Open access 21 January 2021 Pages: 621 - 642
The Signature of Chordal Graphs and Cographs Changxiang HeShujuan QianBaofeng Wu Original Paper 21 January 2021 Pages: 643 - 650