Main Subjects = 05C Combinatorics: Graph theory
Number of Articles: 253
On the reflexive edge strength in zigzag graphs

Articles in Press, Corrected Proof, Available Online from 26 May 2026

10.22108/toc.2026.146523.2322

Muhammad Ibrahim; Muhammad Javed Azhar Khan; Roslan Hasni; Yoong Kooi Kuan; Ika Hesti Agustin

Some star-critical connected Ramsey numbers

Articles in Press, Corrected Proof, Available Online from 21 February 2026

10.22108/toc.2026.144868.2264

Xiaoqian Sun; Yanbo Zhang

Proof of a conjecture for the identifying codenumber of the subdivision of graphs

Volume 15, Issue 4, December 2026, Pages 231-234

10.22108/toc.2025.143773.2228

Kamran Mirasheh; Ahmad Abbasi; Ebrahim Vatandoost

Total and paired domination numbers of some wheel-related graphs

Volume 15, Issue 4, December 2026, Pages 251-272

10.22108/toc.2025.145488.2286

Pannawat Eakawinrujee; Nantapath Trakultraipruk

Failed zero forcing numbers of grassmann graphs

Volume 15, Issue 4, December 2026, Pages 295-304

10.22108/toc.2025.145774.2295

Fatemeh Afzali; Amir Hossein Ghodrati; Hamid Reza Maimani

Colored points traveling salesman problem

Volume 15, Issue 4, December 2026, Pages 305-315

10.22108/toc.2025.140814.2153

Saeed Asaeedi

Antimagic labelings on graphs with ascending subgraph decomposition

Volume 15, Issue 4, December 2026, Pages 317-333

10.22108/toc.2025.143242.2219

Sigit Pancahayani; Rinovia Simanjuntak; Saladin Uttunggadewa

Distinguishing chromatic number of middle and subdivision graphs

Volume 15, Issue 3, September 2026, Pages 147-158

10.22108/toc.2025.143380.2224

Banerjee Amitayu; Alexa Gopaulsingh; Zalan Molnar

The graceful labeling of Vee graphs

Volume 15, Issue 3, September 2026, Pages 159-170

10.22108/toc.2025.143231.2220

Andika Ellena Saufika Hakim Maharani; Ivan Luthfi Ihwani; Yeni Susanti; Mamika Ujianita Romdhini

Matching integral graphs with maximum vertex degree four

Volume 15, Issue 3, September 2026, Pages 195-202

10.22108/toc.2025.143470.2225

Somayeh Khalashi Ghezelahmad

Vertex-transitive Neumaier graphs

Volume 15, Issue 3, September 2026, Pages 203-214

10.22108/toc.2025.144052.2240

Mojtaba Jazaeri

Zero forcing number and propagation time discrepancy of some graphs

Volume 15, Issue 3, September 2026, Pages 215-230

10.22108/toc.2025.142214.2195

Fateme Kheirydoost; Ebrahim Vatandoost

Total Roman domination on Kneser graphs

Volume 15, Issue 2, June 2026, Pages 69-76

10.22108/toc.2025.140647.2148

Abolfazl Bahmani; Mojgan Emami

On minimal trees with respect to hyper-Zagreb indices

Volume 15, Issue 2, June 2026, Pages 77-90

10.22108/toc.2025.140617.2146

Nasrin Dehgardi; Hamideh Aram; Mahdieh Azari

The Laplacian and distance matrix of a signed tree

Volume 15, Issue 2, June 2026, Pages 111-124

10.22108/toc.2025.137241.2061

Hong Zixuan; Hou Yaoping; Xiong Zhuan

A characterization of graphs with upper locating-domination number equal to $n-2$

Volume 15, Issue 1, March 2026, Pages 55-68

10.22108/toc.2025.139873.2128

Malika Mimouni; Lyes Ouldrabah; Noureddine Ikhlef-Eschouf

Star-critical connected Ramsey numbers for 2-colorings of complete graphs

Volume 14, Issue 4, December 2025, Pages 211-222

10.22108/toc.2024.140839.2157

Monu Moun; Jagjeet Jakhar; Mark Budden

$G$-designs for the connected triangular bicyclic graphs with nine edges

Volume 14, Issue 4, December 2025, Pages 271-281

10.22108/toc.2024.140831.2156

Bryan Freyberg; Dalibor Froncek; Joel Jeffries; Gretta Jensen; Andrew Sailstad

Induced Geodetic Sequence of a Graph

Volume 14, Issue 3, September 2025, Pages 173-185

10.22108/toc.2024.138982.2100

Liju Alex Olickal; John Joy Mulloor

On relationship between reformulated Sombor and other vertex--degree indices

Volume 14, Issue 3, September 2025, Pages 197-209

10.22108/toc.2024.136304.2036

Emina I. Milovanovic; Stefan Stankov; Şerife Burcu Bozkurt Altındağ; Marjan Matejic; Igor Z. Milovanovic

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