### Journal Archive

The Transactions on Combinatorics  (TOC) is a publication of the University of Isfahan in English. TOC is an international mathematical journal founded in 2011. It carries original research articles in the field of combinatorics. TOC aims to reflect the latest developments in combinatorics and promote international academic exchanges. TOC is an international open access journal. There is no publication charge.  TOC publishes 4 issues in each year.  The publication time of these issues are as follows: First issue at the end of March, second issue at the end of June, third issue at the end of September and  fourth issue at the end of  December.

Current Issue: Volume 11, Issue 2, June 2022, Pages 63-122
##### 1. Peripheral Hosoya polynomial of composite graphs

Pages 63-76

Anteneh Alemu Ali; Kishori P. Narayankar

Pages 77-83

Mohsen Ghasemi

##### 3. Optimal maximal graphs

Pages 85-97

Christian Barrientos; Maged Youssef

##### 4. Independent roman $\{3\}$-domination

Pages 99-110

P. Chakradhar; P. Venkata Subba Reddy

##### 5. Nordhaus-gaddum type inequalities for tree covering numbers on unitary cayley graphs of finite rings

Pages 111-122

Denpong Pongpipat; Nuttawoot Nupo

### Publication Information

Publisher

Editor-in-Chief Executive Assistant
Frequency
Quarterly
Print ISSN
Online ISSN