Main Subjects = Graph theory
Maximizing the indices of a class of signed complete graphs

Volume 9, Issue 1, March 2024, Pages 169-175

10.22049/cco.2022.28103.1442

Navid Kafai; Farideh Heydari


Domination parameters of the splitting graph of a graph

Volume 8, Issue 4, December 2023, Pages 631-637

10.22049/cco.2022.27871.1376

Deepalakshmi J; Marimuthu G; Somasundaram Arumugam; Subramanian Arumugam


The Cartesian product of wheel graph and path graph is antimagic

Volume 8, Issue 4, December 2023, Pages 639-647

10.22049/cco.2022.27645.1307

Ancy Kandathil Joseph; Joseph Varghese Kureethara


Independent Italian bondage of graphs

Volume 8, Issue 4, December 2023, Pages 649-664

10.22049/cco.2023.28662.1657

Saeed Kosari; Jafar Amjadi; Aysha Khan; Lutz Volkmann


Linear-time construction of floor plans for plane triangulations

Volume 8, Issue 4, December 2023, Pages 673-692

10.22049/cco.2022.27814.1361

Pinki Pinki; Krishnendra Shekhawat


On local antimagic chromatic number of various join graphs

Volume 8, Issue 4, December 2023, Pages 693-714

10.22049/cco.2022.27937.1399

K. Premalatha; Gee-Choon Lau; Subramanian Arumugam; W.C. Shiu


Cycle transit function and betweenness

Volume 8, Issue 4, December 2023, Pages 725-735

10.22049/cco.2022.27730.1332

Lekshmi Kamal K Sheela; M. Changat; Asha Paily


Roman domination number of signed graphs

Volume 8, Issue 4, December 2023, Pages 759-766

10.22049/cco.2022.27733.1341

James Joseph; MAYAMMA JOSEPH


Normalized distance Laplacian matrices for signed graphs

Volume 8, Issue 3, September 2023, Pages 445-456

10.22049/cco.2022.27514.1282

ROSHNI T ROY; Germina K A; Shahul Hameed K


Signed total Italian domination in digraphs

Volume 8, Issue 3, September 2023, Pages 457-466

10.22049/cco.2022.27700.1318

Lutz Volkmann


Weak Roman domination stable graphs upon edge-addition

Volume 8, Issue 3, September 2023, Pages 467-481

10.22049/cco.2022.27765.1348

Roushini Leely Pushpam; NAGARAJAN SRILAKSHMI


On the Total Monophonic Number of a Graph

Volume 8, Issue 3, September 2023, Pages 483-489

10.22049/cco.2022.27731.1331

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


An upper bound on triple Roman domination

Volume 8, Issue 3, September 2023, Pages 505-511

10.22049/cco.2022.27816.1359

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


Total restrained Roman domination

Volume 8, Issue 3, September 2023, Pages 575-587

10.22049/cco.2022.27628.1303

Jafar Amjadi; Babak Samadi; Lutz Volkmann


A note on odd facial total-coloring of cacti

Volume 8, Issue 3, September 2023, Pages 589-594

10.22049/cco.2022.27895.1388

Julius Czap


Face-magic labelings of some gridded graphs

Volume 8, Issue 3, September 2023, Pages 595-601

10.22049/cco.2023.28208.1478

Bryan Freyberg


Roman domination in signed graphs

Volume 8, Issue 2, June 2023, Pages 349-358

10.22049/cco.2022.27438.1264

James Joseph; MAYAMMA JOSEPH


Cop-edge critical generalized Petersen and Paley graphs

Volume 8, Issue 2, June 2023, Pages 359-378

10.22049/cco.2022.27308.1229

Charles Dominic; Ɓukasz Witkowski; Marcin Witkowski


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

Volume 8, Issue 2, June 2023, Pages 379-390

10.22049/cco.2022.27357.1244

Bilal Ahmad Chat; Uma Tul Samee; Shariefuddin Pirzada


A study on graph topology

Volume 8, Issue 2, June 2023, Pages 397-409

10.22049/cco.2022.27399.1253

Achu Aniyan; Sudev Naduvath


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

Volume 8, Issue 2, June 2023, Pages 411-421

10.22049/cco.2022.27502.1300

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


Coalition Graphs

Volume 8, Issue 2, June 2023, Pages 423-430

10.22049/cco.2022.27916.1394

Teresa W. Haynes; Jason T. Hedetniemi; Stephen T Hedetniemi; Alice McRae; Raghuveer Mohan


Outer-independent total 2-rainbow dominating functions in graphs

Volume 8, Issue 2, June 2023, Pages 431-444

10.22049/cco.2022.27753.1344

Akram Mahmoodi; Lutz Volkmann