Christopher Duffy

According to our database, Christopher Duffy authored at least 26 papers between 2014 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of three.

2024

An analogue of quasi-transitivity for edge-coloured graphs.

Christopher Duffy, Todd Mullen

Discuss. Math. Graph Theory, 2024

2023

On deeply critical oriented cliques.

Christopher Duffy, Pavan P. D, Sandeep R. B., Sagnik Sen

J. Graph Theory, September, 2023

The chromatic number of 2-edge-colored and signed graphs of bounded maximum degree.

Christopher Duffy, Fabien Jacques, Mickaël Montassier, Alexandre Pinlou

Discret. Math., 2023

Quasi-Transitive Mixed Graphs and Undirected Squares of Oriented Graphs.

Christopher Duffy

CoRR, 2023

Chromatic Polynomials of 2-Edge-Coloured Graphs.

Iain Beaton, Danielle Cox, Christopher Duffy, Nicole Zolkavich

Electron. J. Comb., 2023

2022

Homomorphically Full Oriented Graphs.

Thomas Bellitto, Christopher Duffy, Gary MacGillivray

CoRR, 2022

2021

On the existence and non-existence of improper homomorphisms of oriented and $2$-edge-coloured graphs to reflexive targets.

Christopher Duffy, Sonja Linghui Shan

Discret. Math. Theor. Comput. Sci., 2021

2020

Colourings of oriented connected cubic graphs.

Christopher Duffy

Discret. Math., 2020

Limited visibility Cops and Robber.

Nancy E. Clarke, Danielle Cox, Christopher Duffy, Danny Dyer, Shannon L. Fitzpatrick, Margaret-Ellen Messinger

Discret. Appl. Math., 2020

Convex Hulls and Simple Colourings in Directed and $2$-edge-Coloured Graphs.

Christopher Duffy, Sonja Linghui Shan

CoRR, 2020

2019

The Firefighter problem: Saving sets of vertices on cubic graphs.

Christopher Duffy, Gary MacGillivray

Networks, 2019

Oriented incidence colourings of digraphs.

Christopher Duffy, Gary MacGillivray, Pascal Ochem, André Raspaud

Discuss. Math. Graph Theory, 2019

Oriented colourings of graphs with maximum degree three and four.

Christopher Duffy, Gary MacGillivray, Éric Sopena

Discret. Math., 2019

A Note on Colourings of Connected 2-edge Coloured Cubic Graphs.

Christopher Duffy

CoRR, 2019

A Note on Colourings of Connected Oriented Cubic Graphs.

Christopher Duffy

CoRR, 2019

Chromatic Polynomials of Oriented Graphs.

Danielle Cox, Christopher Duffy

Electron. J. Comb., 2019

Strongly n-e.c. Graphs and Independent Distinguishing Labellings.

Christopher Duffy, Jeannette C. M. Janssen

Proceedings of the Algorithms and Models for the Web Graph - 16th International Workshop, 2019

2018

A Study of k-dipath Colourings of Oriented Graphs.

Christopher Duffy, Gary MacGillivray, Éric Sopena

Discret. Math. Theor. Comput. Sci., 2018

A Variation on Chip-Firing: the diffusion game.

Christopher Duffy, Thomas F. Lidbetter, Margaret-Ellen Messinger, Richard J. Nowakowski

Discret. Math. Theor. Comput. Sci., 2018

Complexity of locally-injective homomorphisms to tournaments.

Stefan Bard, Thomas Bellitto, Christopher Duffy, Gary MacGillivray, Feiran Yang

Discret. Math. Theor. Comput. Sci., 2018

The Spread of Voting Attitudes in Social Networks.

Jordan Barrett, Christopher Duffy, Richard J. Nowakowski

CoRR, 2018

The Simple Chromatic Number of (m, n)-Mixed Graphs.

Christopher Duffy, Jarrod Pas

CoRR, 2018

2017

The Spread of Cooperative Strategies on Grids with Random Asynchronous Updating.

Christopher Duffy, Jeannette C. M. Janssen

Internet Math., 2017

Analogues of Cliques for (m, n)-Colored Mixed Graphs.

Julien Bensmail, Christopher Duffy, Sagnik Sen

Graphs Comb., 2017

Limited Visibility Cops and Robbers.

Nancy E. Clarke, Danielle Cox, Christopher Duffy, Danny Dyer, Shannon L. Fitzpatrick, Margaret-Ellen Messinger

CoRR, 2017

2014

On cliques of signed and switchable signed graphs.

Julien Bensmail, Christopher Duffy, Sagnik Sen

CoRR, 2014