Volume & Issue: Articles in Press
Number of Articles: 63
Uniqueness of rectangularly dualizable graphs

Articles in Press, Accepted Manuscript, Available Online from 08 September 2022

10.22049/cco.2022.27774.1350

Vinod Kumar; Krishnendra Shekhawat

Bounds of point-set domination number

Articles in Press, Accepted Manuscript, Available Online from 08 September 2022

10.22049/cco.2022.27701.1319

Alka Goyal; Lakshmisree Bandopadhyaya; Purnima Gupta

Leech Graphs

Articles in Press, Accepted Manuscript, Available Online from 03 October 2022

10.22049/cco.2022.27735.1339

Seena Varghese; Aparna Lakshmanan Savithri; Subramanian Arumugam

Some lower bounds on the Kirchhoff index

Articles in Press, Accepted Manuscript, Available Online from 23 October 2022

10.22049/cco.2022.27898.1389

Stefan Stankov; Igor Milovanovic; Emina Milovanovic; Marjan Matejic

Bounds of Sombor Index for Corona Products on R-Graphs

Articles in Press, Accepted Manuscript, Available Online from 21 October 2022

10.22049/cco.2022.27904.1391

Manjunath Nanjappa; Ishita Sarkar; Ivan Gutman

Chromatic Transversal Roman Domination in Graphs

Articles in Press, Accepted Manuscript, Available Online from 25 October 2022

10.22049/cco.2022.27728.1346

Roushini Leely Pushpam

On chromatic number and clique number in k-step Hamiltonian graphs

Articles in Press, Accepted Manuscript, Available Online from 03 November 2022

10.22049/cco.2022.27970.1407

Noor A'lawiah Abd Aziz; Nader Jafari Rad; Hailiza Kamarulhaili; Roslan Hasni

On Equitable Near Proper Coloring of Graphs

Articles in Press, Accepted Manuscript, Available Online from 03 November 2022

10.22049/cco.2022.27240.1218

Sabitha Jose; Libin Chacko Samuel; Sudev Naduvath

Balance theory: An extension to conjugate skew gain graphs

Articles in Press, Accepted Manuscript, Available Online from 10 November 2022

10.22049/cco.2022.27933.1397

Shahul Hameed Koombail; Ramakrishnan K O

Multiplicative Zagreb indices of trees with given domination number

Articles in Press, Accepted Manuscript, Available Online from 20 November 2022

10.22049/cco.2022.27972.1409

Tomas Vetrik; Marcel Abas

Tetravalent half-arc-transitive graphs of order $12p$

Articles in Press, Accepted Manuscript, Available Online from 20 November 2022

10.22049/cco.2022.27990.1414

Mohsen Ghasemi; Narges Mehdipoor; Ali Asghar Talebi

Triangular Tile Latching System

Articles in Press, Accepted Manuscript, Available Online from 22 November 2022

10.22049/cco.2022.27994.1415

Kanchan Devi K; Subramanian Arumugam

Graphoidally Independent Infinite Cactus

Articles in Press, Accepted Manuscript, Available Online from 30 November 2022

10.22049/cco.2022.27745.1338

Deepti Jain; Purnima Gupta

Total Chromatic Number for Certain Classes of Lexicographic Product Graphs

Articles in Press, Accepted Manuscript, Available Online from 10 December 2022

10.22049/cco.2022.27736.1333

Sandhiya T P; Geetha J; Somasundaram K

Further results on the j-independence number of graphs

Articles in Press, Accepted Manuscript, Available Online from 10 December 2022

10.22049/cco.2022.28012.1417

Ahmed Bouchou; Mustapha Chellali

Maximizing the indices of a class of signed complete graphs

Articles in Press, Accepted Manuscript, Available Online from 17 December 2022

10.22049/cco.2022.28103.1442

Navid Kafai; Farideh Heydari

The Length of the Longest Sequence of Consecutive FS-double Squares in a Word

Articles in Press, Accepted Manuscript, Available Online from 25 December 2022

10.22049/cco.2022.27917.1395

Maithilee Patawar; Kalpesh Kapoor

Extremal Kragujevac trees with respect to Sombor indices

Articles in Press, Accepted Manuscript, Available Online from 03 January 2023

10.22049/cco.2023.28058.1430

Tsend-Ayush Selenge; Batmend Horoldagva

Algorithmic complexity of triple Roman dominating functions on graphs

Articles in Press, Accepted Manuscript, Available Online from 10 January 2023

10.22049/cco.2023.27884.1385

Abolfazl Poureidi; Jafar Fathali

A Counter example on the Conjecture and bounds on χgd-number of Mycielskian of a graph

Articles in Press, Accepted Manuscript, Available Online from 21 January 2023

10.22049/cco.2023.27950.1402

David A Kalarkop; R Rangarajan

Power Dominator Chromatic Numbers of Splitting Graphs of Certain Classes of Graphs

Articles in Press, Accepted Manuscript, Available Online from 22 January 2023

10.22049/cco.2023.27744.1337

K. SATHISH KUMAR; GNANAMALAR DAVID; Atulya K Nagar; Subramanian K G

PI Index of Bicyclic Graphs

Articles in Press, Accepted Manuscript, Available Online from 24 January 2023

10.22049/cco.2023.27817.1360

Manju SC; Somasundaram K

On the rna number of generalized Petersen graphs

Articles in Press, Accepted Manuscript, Available Online from 15 February 2023

10.22049/cco.2023.27973.1408

Deepak Sehrawat; Bikash Bhattacharjya

A new construction for µ-way Steiner trades

Articles in Press, Accepted Manuscript, Available Online from 18 February 2023

10.22049/cco.2023.27862.1373

Saeedeh Rashidi; Nasrin Soltankhah

Optimal Coverage of Borders Using Unmanned Aerial Vehicles

Articles in Press, Accepted Manuscript, Available Online from 22 April 2023

10.22049/cco.2023.27951.1403

Muhammad Etezadi; Siamak Ashrafi; Mostafa Ghasemi

Signed total Italian $k$-domination in digraphs

Articles in Press, Accepted Manuscript, Available Online from 27 March 2023

10.22049/cco.2023.27872.1377

Lutz Volkmann

New results on Orthogonal Component Graphs of Vector Spaces over $\mathbb{Z}_p$

Articles in Press, Accepted Manuscript, Available Online from 28 March 2023

10.22049/cco.2023.28034.1422

Vrinda Mary Mathew; Sudev Naduvath; Thadathil Joseph Varghese

1-Edge contraction: Total vertex stress and confluence number

Articles in Press, Accepted Manuscript, Available Online from 10 April 2023

10.22049/cco.2023.27338.1238

Shiny Joseph; Johan Kok

Some algebraic properties of the subdivision graph of a graph

Articles in Press, Accepted Manuscript, Available Online from 09 April 2023

10.22049/cco.2023.28270.1494

Seyed Morteza Mirafzal

Coalition of cubic graphs of order at most $10$

Articles in Press, Accepted Manuscript, Available Online from 10 April 2023

10.22049/cco.2023.28328.1507

Saeid Alikhani; Hamidreza Golmohammadi; Elena V. Konstantinova

A path-following algorithm for stochastic quadratically constrained convex quadratic programming in a Hilbert space

Articles in Press, Accepted Manuscript, Available Online from 15 April 2023

10.22049/cco.2023.28129.1452

Amira Achouak Oulha; Baha Alzalg

Some new families of generalized $k$-Leonardo and Gaussian Leonardo Numbers

Articles in Press, Accepted Manuscript, Available Online from 18 April 2023

10.22049/cco.2023.28236.1485

Kalika Prasad; Ritanjali Mohanty; Munesh Kumari; Hrishikesh Mahato

On the vertex irregular reflexive labeling of generalized friendship graph and corona product of graphs

Articles in Press, Accepted Manuscript, Available Online from 27 April 2023

10.22049/cco.2023.28046.1426

Roslan Hasni; Kooi-Kuan Yoong; Gee-Choon Lau; Ali Ahmad

A study on structure of codes over $\mathbb Z_4+u\mathbb Z_4+v\mathbb Z_4 $

Articles in Press, Accepted Manuscript, Available Online from 25 April 2023

10.22049/cco.2023.28011.1503

Gowdhaman Karthick

On the anti-forcing number of graph powers

Articles in Press, Accepted Manuscript, Available Online from 25 April 2023

10.22049/cco.2023.27874.1378

Neda Soltani; Saeid Alikhani

On the Roman Domination Polynomials

Articles in Press, Accepted Manuscript, Available Online from 16 May 2023

10.22049/cco.2023.28145.1456

Seyed Hosein Mirhoseini; Nader Jafari Rad

Monophonic Eccentric Domination in Graphs

Articles in Press, Accepted Manuscript, Available Online from 20 May 2023

10.22049/cco.2023.28156.1460

Titus P.; Ajitha Fancy J.

Zero forcing number for Cartesian product of some graphs

Articles in Press, Accepted Manuscript, Available Online from 24 May 2023

10.22049/cco.2023.28177.1471

Zeinab Montazeri; Nasrin Soltankhah

Vector valued switching in signed graphs

Articles in Press, Accepted Manuscript, Available Online from 28 May 2023

10.22049/cco.2023.28591.1624

Shahul K Hameed; Albin Mathew; K A Germina; Thomas Zaslavsky

Algebraic-based primal interior-point algorithms for stochastic infinity norm optimization

Articles in Press, Accepted Manuscript, Available Online from 08 June 2023

10.22049/cco.2023.28256.1492

Baha Alzalg; Karima Tamsaouete

On $\gamma$-free, $\gamma$-totally-free and $\gamma$-fixed sets in graphs

Articles in Press, Accepted Manuscript, Available Online from 10 June 2023

10.22049/cco.2023.28525.1600

Gowri N; David A Kalarkop; Subramanian Arumugam

On graphs with integer Sombor indices

Articles in Press, Accepted Manuscript, Available Online from 10 June 2023

10.22049/cco.2023.28334.1510

Marzie Sepehr; Nader Jafari Rad

Cost, Revenue and Profit Efficiency in multi-period network system: A DEA-R based Approach

Articles in Press, Accepted Manuscript, Available Online from 15 June 2023

10.22049/cco.2023.28179.1474

Maghsood Ahmadkhano gharakhanlo; Gasem Tohidi; Nima Azarmir Shotorbani; Shabnam Razavyan; Roohollah Abbasi

Game Chromatic Number of Honeycomb Related Networks

Articles in Press, Accepted Manuscript, Available Online from 25 June 2023

10.22049/cco.2023.28663.1658

Muhammad Imran; Syed Ahtsham Ul Haq Bokhary; Muhammad Shahzad Akhtar; Naoki Matsumoto

Some Properties and Identities of Hyperbolic Generalized k-Horadam Quaternions and Octonions

Articles in Press, Accepted Manuscript, Available Online from 21 July 2023

10.22049/cco.2023.28272.1495

Kalika Prasad; Munesh Kumari; Can Kızılateş

Some properties of star-perfect graphs

Articles in Press, Accepted Manuscript, Available Online from 25 July 2023

10.22049/cco.2023.28076.1484

Sanghita Ghosh; Ravindra Gundgurti; Abraham Vettiyankal

Strong domination number of some operations on a graph

Articles in Press, Accepted Manuscript, Available Online from 26 July 2023

10.22049/cco.2023.28649.1652

Saeid Alikhani; Nima Ghanbari; Hassan Zaherifar

A note on the small quasi-kernels conjecture in digraphs

Articles in Press, Accepted Manuscript, Available Online from 05 August 2023

10.22049/cco.2023.28155.1459

Mostafa Blidia; M. Chellali

Bounds on Sombor index and inverse sum indeg (ISI) index of graph operations

Articles in Press, Accepted Manuscript, Available Online from 08 August 2023

10.22049/cco.2023.28718.1684

Fareeha Jamal; Muhammad Imran

Characterization of Product Cordial Dragon Graphs

Articles in Press, Accepted Manuscript, Available Online from 15 August 2023

10.22049/cco.2023.27882.1384

Mukti Acharya; Joseph Varghese Kureethara

On the complement of the intersection graph of subgroups of a group

Articles in Press, Accepted Manuscript, Available Online from 16 August 2023

10.22049/cco.2023.28198.1476

P Devi; Rajendran Rajkumar

On the Sombor Index of Sierpiński and Mycielskian Graphs

Articles in Press, Accepted Manuscript, Available Online from 20 August 2023

10.22049/cco.2023.28681.1669

Surabhi Chanda; Radha R Iyer

Simultaneous coloring of vertices and incidences of hypercubes

Articles in Press, Accepted Manuscript, Available Online from 26 August 2023

10.22049/cco.2023.27843.1367

Mahsa Mozafari-Nia; Moharram N. Iradmusa

Some observations on Sombor coindex of graphs

Articles in Press, Accepted Manuscript, Available Online from 10 September 2023

10.22049/cco.2023.28762.1707

Emina Milovanović; Stefan Stankov; Marjan Matejić; Igor Milovanović

Well ve-covered graphs

Articles in Press, Accepted Manuscript, Available Online from 10 September 2023

10.22049/cco.2023.28186.1469

Razika Boutrig; Mustapha Chellali; Nacéra Meddah

The higher-order Sombor index

Articles in Press, Accepted Manuscript, Available Online from 10 September 2023

10.22049/cco.2023.28658.1654

Meiling You; Hanyuan Deng

Graphs with unique minimum edge-vertex dominating sets

Articles in Press, Accepted Manuscript, Available Online from 11 September 2023

10.22049/cco.2023.28605.1631

B Senthilkumar; M Chellali; Naresh Kumar H; Venkatakrishnan B Yanamandram

Commuting graph of an aperiodic Brandt Semigroup

Articles in Press, Accepted Manuscript, Available Online from 18 September 2023

10.22049/cco.2023.27768.1349

Jitender Kumar; Sandeep Dalal; Pranav Pandey

On coherent configuration of circular-arc graphs

Articles in Press, Accepted Manuscript, Available Online from 25 September 2023

10.22049/cco.2023.28816.1735

Fatemeh Raei; Amir Rahnamai Barghi

Finite Abelian Groups with Isomorphic Inclusion Graphs of Cyclic Subgroups

Articles in Press, Accepted Manuscript, Available Online from 25 September 2023

10.22049/cco.2023.27806.1356

Zahra Gharibbolooki; Sayyed Heidar Jafari

Spectral determination of trees with large diameter and small spectral radius

Articles in Press, Accepted Manuscript, Available Online from 25 September 2023

10.22049/cco.2023.28648.1651

Maurizio Brunetti; Xing Gao; Xuanshi Jia; JianFeng Wang

Communications in Combinatorics and Optimization

Journal Archive