Main Subjects = Graph theory
The stress of a graph

Articles in Press, Accepted Manuscript, Available Online from 13 August 2021

10.22049/cco.2021.27320.1231

Raksha Poojary; Arathi Bhat K; Subramanian Arumugam; Manjunatha Prasad Karantha


Vertex-Edge Roman Domination in Graphs: Complexity and Algorithms

Articles in Press, Accepted Manuscript, Available Online from 15 August 2021

10.22049/cco.2021.27163.1206

Manjay Kumar; Venkata Subba Reddy P


Signed total Italian k-domatic number of a graph

Articles in Press, Accepted Manuscript, Available Online from 20 August 2021

10.22049/cco.2021.27165.1207

Lutz Volkmann


Restrained double Italian domination in graphs

Articles in Press, Accepted Manuscript, Available Online from 04 September 2021

10.22049/cco.2021.27334.1236

Lutz Volkmann


On the distance spectra of product of signed graphs

Articles in Press, Accepted Manuscript, Available Online from 20 September 2021

10.22049/cco.2021.27304.1227

Shijin T.V.; Soorya P.; Shahul Hameed K.; Germina K. A.


Some families of $\alpha$-labeled subgraphs of the integral grid

Articles in Press, Accepted Manuscript, Available Online from 11 October 2021

10.22049/cco.2021.26989.1175

Christian Barrientos; Sarah Minion


Covering total double Roman domination in graphs

Articles in Press, Accepted Manuscript, Available Online from 10 November 2021

10.22049/cco.2021.27443.1265

Atieh Teymourzadeh; Doost Ali Mojdeh


Efficient algorithms for independent Roman domination on some classes of graphs

Articles in Press, Accepted Manuscript, Available Online from 10 November 2021

10.22049/cco.2021.27305.1228

Abolfazl Poureidi


Bounds for fuzzy Zagreb Estrada index

Articles in Press, Accepted Manuscript, Available Online from 01 December 2021

10.22049/cco.2021.27333.1235

Mahesh Kale; Minirani Nair


On perfectness of annihilating-ideal graph of $\mathbb{Z}_n$

Articles in Press, Accepted Manuscript, Available Online from 05 December 2021

10.22049/cco.2021.27382.1252

Manideepa Saha; Sucharita Biswas; Angsuman Das


Remarks on the restrained Italian domination number in graphs

Articles in Press, Accepted Manuscript, Available Online from 13 December 2021

10.22049/cco.2021.27471.1269

Lutz Volkmann


Signed bicyclic graphs with minimal index

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

10.22049/cco.2022.27346.1241

Maurizio Brunetti; Adriana Ciampella


A new upper bound on the independent $2$-rainbow domination number in trees

Articles in Press, Accepted Manuscript, Available Online from 06 February 2022

10.22049/cco.2022.27641.1305

Nader Jafari Rad; Elham Gholami; A Tehranian; Hamid Rasouli


Roman domination in signed graphs

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

10.22049/cco.2022.27438.1264

James Joseph; MAYAMMA JOSEPH


Cop-edge critical generalized Petersen and Paley graphs

Articles in Press, Accepted Manuscript, Available Online from 27 March 2022

10.22049/cco.2022.27308.1229

Charles Dominic; Ɓukasz Witkowski; Marcin Witkowski


More on the bounds for the skew Laplacian energy of weighted digraphs

Articles in Press, Accepted Manuscript, Available Online from 31 March 2022

10.22049/cco.2022.27357.1244

Bilal Ahmad Chat; Uma Tul Samee; Shariefuddin Pirzada


A study on graph topology

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

10.22049/cco.2022.27399.1253

Sudev Naduvath; Achu Aniyan


2S3 transformation for Dyadic fractions in the interval (0, 1)

Articles in Press, Accepted Manuscript, Available Online from 07 May 2022

10.22049/cco.2022.27502.1300

K.G. Sreekumar; Manilal K; John. K. Rajan


Normalized distance Laplacian matrices for signed graphs

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

10.22049/cco.2022.27514.1282

ROSHNI T ROY; Germina K A; Shahul Hameed K


Outer-independent total 2-rainbow dominating functions in graphs

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

10.22049/cco.2022.27753.1344

Akram Mahmoodi; Lutz Volkmann


Signed total Italian domination in digraphs

Articles in Press, Accepted Manuscript, Available Online from 05 June 2022

10.22049/cco.2022.27700.1318

Lutz Volkmann


Weak Roman domination stable graphs upon edge-addition

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

10.22049/cco.2022.27765.1348

Roushini Leely Pushpam; NAGARAJAN SRILAKSHMI


On the Total Monophonic Number of a Graph

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

10.22049/cco.2022.27731.1331

Subramanian Arumugam; Santhakumaran A.P.; Titus P.; Ganesamoorthy K.; Murugan M.


Domination parameters of the splitting graph of a graph

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

10.22049/cco.2022.27871.1376

Deepalakshmi J; Marimuthu G; Somasundaram Arumugam; Subramanian Arumugam


An upper bound on triple Roman domination

Articles in Press, Accepted Manuscript, Available Online from 18 July 2022

10.22049/cco.2022.27816.1359

M. Hajjari; Hossein Abdollahzadeh Ahangar; Rana Khoeilar; Zehui Shao; S.M. Sheikholeslami