Combinatorial Geometry

Latest research

1. Maximum persistent Betti numbers of Čech complexes

   • Herbert Edelsbrunner
   • Matthew Kahle
   • Shu Kanazawa

   in Journal of Applied and Computational Topology

   Article Open access 28 February 2026

   

2. Resolving an open problem: maximizing the total irregularity index of molecular trees with prescribed segments or branching vertices

   • Sultan Ahmad
   • Kinkar Chandra Das
   • Rashid Farooq

   in Optimization Letters

   Article 28 February 2026

   

3. Outer-Independent Signed Roman Domination Function in Graphs

   • Ning Li
   • Peng Li
   • Jianhui Shang

   in Operations Research Forum

   Article 28 February 2026

   

4. Minimal Horizontal Triods: Analysis and Computation

   • Robert Nürnberg
   • Paola Pozzi

   in Milan Journal of Mathematics

   Article Open access 25 February 2026

   

5. Small Triangulations of 4-Manifolds and the 4-Manifold Census

   • Rhuaidi Burke
   • Benjamin Burton
   • Jonathan Spreer

   in Discrete & Computational Geometry

   Article Open access 25 February 2026

   

6. Non-compact Riemann surfaces are equilaterally triangulable

   • Christopher J. Bishop
   • Lasse Rempe

   in Inventiones mathematicae

   Article Open access 25 February 2026

   

7. A Compact Tri-Band Dual-Antenna System for 5G/6G Mobile Terminals Based on Characteristic Mode Theory and Surface Current Distribution

   • Zhaozhi Gu
   • Shibao Li
   • Wenhan Li

   in Arabian Journal for Science and Engineering

   Article 25 February 2026

   

8. Counting Subgraphs of Coloring Graphs Using Shadow Graphs

   • Simon MacLean

   in Annals of Combinatorics

   Article Open access 25 February 2026

   

9. On Intersection Graphs of Spherical Caps

   • Hiroshi Maehara
   • Horst Martini

   in Graphs and Combinatorics

   Article 25 February 2026

   

10. Pythagorean fuzzy set measures and the effects of scoring functions in multi-criteria decision-making

    • Jogjiban Chakraborty
    • Sathi Mukherjee
    • Laxminarayan Sahoo

    in International Journal of System Assurance Engineering and Management

    Article 24 February 2026

    

11. Diagrams of Links and Bands on 3-Manifold Spines and Flow-Spines

    • Carlo Petronio

    in Discrete & Computational Geometry

    Article Open access 23 February 2026

    

12. The TWKHM conjecture on the number of walks in trees

    • Dongxiu Cai
    • Jiasheng Zeng
    • Xiao-Dong Zhang

    in Journal of Combinatorial Optimization

    Article 20 February 2026

    

13. A Multipartite Analogue of Dilworth’s Theorem

    • Jacob Fox
    • Huy Tuan Pham

    in Order

    Article 17 February 2026

14. Combinatorial interpretations of truncated versions of a identity of Gauss

    • Thomas Y. He
    • S. Y. Liu

    in The Ramanujan Journal

    Article 16 February 2026

    

15. The Generalized Motzkin Family

    • Lin Yang
    • Zhi-Ling Yang
    • Sheng-Liang Yang

    in Graphs and Combinatorics

    Article 16 February 2026

    

16. Multi-orbit cyclic subspace codes via direct sum of Sidon spaces

    • He Zhang
    • Chunming Tang
    • Xiwang Cao

    in Designs, Codes and Cryptography

    Article 16 February 2026

17. Restricted arc connectivity of unidirectional Cayley graphs generated by transposition trees

    • Xiaohui Hua
    • Rui Ma

    in The Journal of Supercomputing

    Article 15 February 2026

    

18. Coxeter codes: extending the Reed–Muller family

    • Nolan J. Coble
    • Alexander Barg

    in Designs, Codes and Cryptography

    Article 15 February 2026

    

19. An Unexpected Class of 5+gon-free Line Patterns

    • Milena Harned
    • Iris R. Liebman

    in La Matematica

    Article 14 February 2026

    

20. Joint Equidistributions of Mesh Patterns 123 and 321 with Symmetric and Minus-Antipodal Shadings

    • Shuzhen Lv
    • Philip B. Zhang

    in Annals of Combinatorics

    Article 14 February 2026

    

Related journals

• 

  Journal

  Graphs and Combinatorics

  Graphs and Combinatoricsprimarily publishes original research papers in the field of combinatorial mathematics. The scope of the journal includes,...

  Publishing model

  Hybrid

  Journal Impact Factor

  0.6 (2024)

  Downloads

  167,549 (2025)

  Submission to first decision(median)

  20 days

• 

  Journal

  Discrete & Computational Geometry

  Discrete & Computational Geometry(DCG) is an international journal of mathematics and computer science, covering a broad range of topics in which...

  Publishing model

  Hybrid

  Journal Impact Factor

  0.6 (2024)

  Downloads

  668,041 (2025)

  Submission to first decision(median)

  19 days

• 

  Journal

  Designs, Codes and Cryptography

  Designs, Codes and Cryptographyis an archival peer-reviewed technical journal publishing original research papers in the designated areas. There is...

  Publishing model

  Hybrid

  Journal Impact Factor

  1.2 (2024)

  Downloads

  342,659 (2025)

  Submission to first decision(median)

  3 days