Johannes H. Hattingh

Publication Activity (10 Years)

Years Active: 1990-2024
Publications (10 Years): 6

Top Topics

Frequent Subgraphs

Subgraph Mining

Top Venues

J. Comb. Optim.

Discret. Appl. Math.

Publications

Johannes H. Hattingh, Elizabeth Jonck, Ronald J. Maartens
-Ramsey number of two five cycles. AKCE Int. J. Graphs Comb. 21 (1) (2024)
Johannes H. Hattingh, Ernst J. Joubert
Some multicolor bipartite Ramsey numbers involving cycles and a small number of colors. Discret. Math. 341 (5) (2018)
Michael Dorfling, Johannes H. Hattingh, Elizabeth Jonck
Total domination in maximal outerplanar graphs. Discret. Appl. Math. 217 (2017)
Johannes H. Hattingh, Ernst J. Joubert
Equality in a bound that relates the size and the restrained domination number of a graph. J. Comb. Optim. 31 (4) (2016)
Johannes H. Hattingh, Osama A. Saleh, Lucas C. van der Merwe, Terry J. Walters
Nordhaus-Gaddum Results for the Induced Path Number of a Graph When Neither the Graph Nor Its Complement Contains Isolates. Graphs Comb. 32 (3) (2016)
Michael Dorfling, Johannes H. Hattingh, Elizabeth Jonck
Total domination in maximal outerplanar graphs II. Discret. Math. 339 (3) (2016)
Johannes H. Hattingh, Ernst J. Joubert
Some Bistar Bipartite Ramsey Numbers. Graphs Comb. 30 (5) (2014)
Johannes H. Hattingh, Osama A. Saleh, Lucas C. van der Merwe, Terry J. Walters
A Nordhaus-Gaddum-type result for the induced path number. J. Comb. Optim. 24 (3) (2012)
Johannes H. Hattingh, Nader Jafari Rad, Sayyed Heidar Jafari, Marc Loizeaux, John Matthews, Lucas C. van der Merwe
Total edge critical graphs with leaves. Discret. Math. 312 (24) (2012)
Johannes H. Hattingh, Ernst J. Joubert
Restrained domination in cubic graphs. J. Comb. Optim. 22 (2) (2011)
Johannes H. Hattingh, Elizabeth Jonck, Ernst J. Joubert
Bounds on the Total Restrained Domination Number of a Graph. Graphs Comb. 26 (1) (2010)
Johannes H. Hattingh, Elizabeth Jonck, Ernst J. Joubert
An upper bound on the total restrained domination number of a tree. J. Comb. Optim. 20 (3) (2010)
Johannes H. Hattingh, Andrew R. Plummer
A Note on Restrained Domination in Trees. Ars Comb. 94 (2010)
Johannes H. Hattingh, Ernst J. Joubert
An upper bound for the restrained domination number of a graph with minimum degree at least two in terms of order and minimum degree. Discret. Appl. Math. 157 (13) (2009)
Johannes H. Hattingh, Ernst J. Joubert
Restrained Domination in Claw-Free Graphs with Minimum Degree at Least Two. Graphs Comb. 25 (5) (2009)
Johannes H. Hattingh, Ernst J. Joubert, Marc Loizeaux, Andrew R. Plummer, Lucas C. van der Merwe
Restrained domination in unicyclic graphs. Discuss. Math. Graph Theory 29 (1) (2009)
Elizabeth Jonck, Johannes H. Hattingh, Charl J. Ras
-minimal trees and other attainable classes. Discret. Math. 309 (8) (2009)
Johannes H. Hattingh, Elizabeth Jonck, Charl J. Ras
A class of full (d, 1)-colorable trees. Australas. J Comb. 45 (2009)
Johannes H. Hattingh, Michael A. Henning
Bounds relating the weakly connected domination number to the total domination number and the matching number. Discret. Appl. Math. 157 (14) (2009)
Johannes H. Hattingh, Michael A. Henning
Restrained Domination Excellent Trees. Ars Comb. 87 (2008)
Hua-ming Xing, Johannes H. Hattingh, Andrew R. Plummer
On the domination number of Hamiltonian graphs with minimum degree six. Appl. Math. Lett. 21 (10) (2008)
Johannes H. Hattingh, Andrew R. Plummer
Restrained bondage in graphs. Discret. Math. 308 (23) (2008)
Johannes H. Hattingh, Elizabeth Jonck, Ernst J. Joubert, Andrew R. Plummer
Nordhaus-Gaddum results for restrained domination and total restrained domination in graphs. Discret. Math. 308 (7) (2008)
Johannes H. Hattingh, Elizabeth Jonck, Ernst J. Joubert, Andrew R. Plummer
Total restrained domination in trees. Discret. Math. 307 (13) (2007)
Peter Dankelmann, David P. Day, Johannes H. Hattingh, Michael A. Henning, Lisa R. Markus, Henda C. Swart
On equality in an upper bound for the restrained and total domination numbers of a graph. Discret. Math. 307 (22) (2007)
Laura M. Harris, Johannes H. Hattingh, Michael A. Henning
Algorithmic aspects of minus total k-subdomination in graphs. Australas. J Comb. 36 (2006)
Laura M. Harris, Johannes H. Hattingh, Michael A. Henning
Total k-subdominating functions on graphs. Australas. J Comb. 35 (2006)
Peter Dankelmann, Johannes H. Hattingh, Michael A. Henning, Henda C. Swart
Trees with Equal Domination and Restrained Domination Numbers. J. Glob. Optim. 34 (4) (2006)
Laura M. Harris, Johannes H. Hattingh, Michael A. Henning
Algorithmic aspects of total k-subdomination in graphs. Discuss. Math. Graph Theory 26 (1) (2006)
Michael Dorfling, Wayne Goddard, Johannes H. Hattingh, Michael A. Henning
Augmenting a graph of minimum degree 2 to have two disjoint total dominating sets. Discret. Math. 300 (1-3) (2005)
Gayla S. Domke, Johannes H. Hattingh, Lisa R. Markus
On weakly connected domination in graphs II. Discret. Math. 305 (1-3) (2005)
Peter Dankelmann, Gayla S. Domke, Wayne Goddard, Paul J. P. Grobler, Johannes H. Hattingh, Henda C. Swart
Maximum sizes of graphs with given domination parameters. Discret. Math. 281 (1-3) (2004)
Laura M. Harris, Johannes H. Hattingh
The algorithmic complexity of certain functional variations of total domination in graphs. Australas. J Comb. 29 (2004)
Gayla S. Domke, Johannes H. Hattingh, Lisa R. Markus, Elna Ungerer
On parameters related to strong and weak domination in graphs. Discret. Math. 258 (1-3) (2002)
Gayla S. Domke, Johannes H. Hattingh, Michael A. Henning, Lisa R. Markus
Restrained domination in trees. Discret. Math. 211 (2000)
Johannes H. Hattingh, Michael A. Henning
Characterizations of trees with equal domination parameters. J. Graph Theory 34 (2) (2000)
Gayla S. Domke, Johannes H. Hattingh, Stephen T. Hedetniemi, Renu C. Laskar, Lisa R. Markus
Restrained domination in graphs. Discret. Math. 203 (1-3) (1999)
Jean E. Dunbar, Johannes H. Hattingh, Renu C. Laskar, Lisa R. Markus
Domination Using Induced Cliques in Graphs. Ars Comb. 52 (1999)
Johannes H. Hattingh, Michael A. Henning, Jacobus L. Walters
Distance irredundance in graphs: complexity issues. Ars Comb. 50 (1998)
Johannes H. Hattingh, Michael A. Henning
. Discret. Math. 185 (1-3) (1998)
Johannes H. Hattingh, Alice A. McRae, Elna Ungerer
Minus k-subdomination in graphs III. Australas. J Comb. 17 (1998)
Johannes H. Hattingh, Elna Ungerer, Michael A. Henning
Partial signed domination in graphs. Ars Comb. 48 (1998)
Izak Broere, Jean E. Dunbar, Johannes H. Hattingh
Minus k-subdomination in graphs. Ars Comb. 50 (1998)
Johannes H. Hattingh, Renu C. Laskar
On weak domination in graphs. Ars Comb. 49 (1998)
Johannes H. Hattingh, Elna Ungerer
The signed and minus k-subdomination numbers of comets. Discret. Math. 183 (1-3) (1998)
Jean E. Dunbar, Jerrold W. Grossman, Johannes H. Hattingh, Stephen T. Hedetniemi, Alice A. McRae
On weakly connected domination in graphs. Discret. Math. (1997)
Johannes H. Hattingh, Elna Ungerer
Minus k-subdomination in graphs II. Discret. Math. 171 (1-3) (1997)
Ernest J. Cockayne, Johannes H. Hattingh, Sandra Mitchell Hedetniemi, Stephen T. Hedetniemi, Alice A. McRae
Using maximality and minimality conditions to construct inequality chains. Discret. Math. 176 (1-3) (1997)
Izak Broere, Johannes H. Hattingh, Michael A. Henning, Alice A. McRae
Majority domination in graphs. Discret. Math. 138 (1-3) (1995)
Johannes H. Hattingh, Michael A. Henning, Peter J. Slater
The algorithmic complexity of signed domination in graphs. Australas. J Comb. 12 (1995)
Johannes H. Hattingh, Michael A. Henning, Peter J. Slater
Three-valued k-neighborhood domination in graphs. Australas. J Comb. 9 (1994)
Johannes H. Hattingh, Michael A. Henning, Jakobus L. Walters
On the computational complexity of upper distance fractional domination. Australas. J Comb. 7 (1993)
Guantao Chen, Johannes H. Hattingh, Cecil C. Rousseau
Asymptotic bounds for irredundant and mixed Ramsey numbers. J. Graph Theory 17 (2) (1993)
Andries Barnard, E. M. Ehlers, Johannes H. Hattingh
Structure graphs and structure graph grammars. Inf. Sci. 73 (3) (1993)
Johannes H. Hattingh
On irredundant Ramsey numbers for graphs. J. Graph Theory 14 (4) (1990)