Robert Jajcay

51 papers Journal 49Unranked 1
YearRankTypeTitle / Venue / Authors
2026 J jnl
On (k,g)-graphs without (g + 1)-cycles.
Appl. Math. Comput.
Leonard Chidiebere Eze, Robert Jajcay, Jorik Jooken
2026 J jnl
Theoretical and computational approaches to determining sets of orders for ( k , g ) -graphs.
Discret. Appl. Math.
Leonard Chidiebere Eze, Robert Jajcay, Tatiana Jajcayová, Dominika Závacká
2025 J jnl
On Vertex-Girth-Regular Graphs: (Non-)Existence, Bounds and Enumeration.
Electron. J. Comb.
Robert Jajcay, Jorik Jooken, István Porupsánszki
2025 J jnl
Theoretical and Computational Approaches to Determining Sets of Orders for
CoRR
Leonard Chidiebere Eze, Robert Jajcay, Tatiana Jajcayová, Dominika Závacká
2025 J jnl
Totally regular mixed graphs constructed from the CD(n,q) graphs of Lazebnik, Ustimenko and Woldar.
Art Discret. Appl. Math.
Tatiana Jajcayová, Robert Jajcay
2024 J jnl
Analogues of Bermond-Bollobás Conjecture for Cages Yield Expander Families.
CoRR
Leonard Chidiebere Eze, Robert Jajcay
2024 J jnl
Generalizations of Cayley graphs to uniform hypergraphs.
Art Discret. Appl. Math.
Tatiana Baginová Jajcayová, Robert Jajcay
2024 J jnl
Generalized Cayley maps and their Petrie duals.
Ars Math. Contemp.
Robert Jajcay, Jozef Sirán, Yan Wang
2024 J jnl
On (k,g)-Graphs without (g+1)-Cycles.
CoRR
Leonard Chidiebere Eze, Robert Jajcay, Jorik Jooken
2024 J jnl
Using bi-coset graphs to construct small regular and biregular graphs.
Discret. Math.
Stefan Gyürki, Robert Jajcay, Pavol János, Jozef Sirán, Yan Wang
2023 J jnl
On decreasing the orders of (k,g)-graphs.
J. Comb. Optim.
Geoffrey Exoo, Robert Jajcay, Tom Raiman
2022 J jnl
On the Cayleyness of Praeger-Xu graphs.
J. Comb. Theory B
Robert Jajcay, Primoz Potocnik, Steve Wilson
2022 — ed.
Proceedings of the 22nd Conference Information Technologies - Applications and Theory (ITAT 2022), Zuberec, Slovakia, September 23-27, 2022.
ITAT
Lucie Ciencialová, Martin Holena, Robert Jajcay, Tatiana Jajcayová, Frantisek Mráz, Dana Pardubská, Martin Plátek
2021 J jnl
Extremal Edge-Girth-Regular Graphs.
Graphs Comb.
Ajda Zavrtanik Drglin, Slobodan Filipovski, Robert Jajcay, Tom Raiman
2021 J jnl
Spectra of orders for
Discuss. Math. Graph Theory
Robert Jajcay, Tom Raiman
2020 J jnl
A new generalization of generalized Petersen graphs.
Art Discret. Appl. Math.
Katarína Jasencáková, Robert Jajcay, Tomaz Pisanski
2020 J jnl
Half-cyclic, dihedral and half-dihedral codes.
J. Appl. Math. Comput.
Robert Jajcay, Primoz Potocnik, Steve Wilson
2019 J jnl
On Certain Edge-Transitive Bicirculants.
Electron. J. Comb.
Robert Jajcay, Stefko Miklavic, Primoz Sparl, Gorazd Vasiljevic
2019 J jnl
On biregular bipartite graphs of small excess.
Discret. Math.
Slobodan Filipovski, Alejandra Ramos-Rivera, Robert Jajcay
2019 J jnl
On the defect of vertex-transitive graphs of given degree and diameter.
J. Comb. Theory B
Geoffrey Exoo, Robert Jajcay, Martin Macaj, Jozef Sirán
2019 J jnl
Symmetry properties of generalized graph truncations.
J. Comb. Theory B
Eduard Eiben, Robert Jajcay, Primoz Sparl
2019 J jnl
r-regular families of graph automorphisms.
Eur. J. Comb.
Robert Jajcay, Gareth A. Jones
2018 J jnl
Edge-girth-regular graphs.
Eur. J. Comb.
Robert Jajcay, György Kiss, Stefko Miklavic
2018 — conf
Enumeration of Matrices with Prohibited Bounded Subwindows.
ITAT
Robert Jajcay, Tatiana Jajcayová, Marian Opial
2018 J jnl
On the excess of vertex-transitive graphs of given degree and girth.
Discret. Math.
Slobodan Filipovski, Robert Jajcay
2017 J jnl
Classification of coset-preserving skew-morphisms of finite cyclic groups.
Australas. J Comb.
Martin Bachratý, Robert Jajcay
2016 J jnl
Biregular Cages of Odd Girth.
J. Graph Theory
Geoffrey Exoo, Robert Jajcay
2016 J jnl
Improved Lower Bounds for the Orders of Even Girth Cages.
Electron. J. Comb.
Tatiana Baginová Jajcayová, Slobodan Filipovski, Robert Jajcay
2016 J jnl
Small bi-regular graphs of even girth.
Discret. Math.
Gabriela Araujo-Pardo, Geoffrey Exoo, Robert Jajcay
2015 J jnl
Generalized Cages.
Electron. J. Comb.
Marko Boben, Robert Jajcay, Tomaz Pisanski
2015 J jnl
Half-Regular Cayley Maps.
Graphs Comb.
Robert Jajcay, Roman Nedela
2012 J jnl
Recursive constructions of small regular graphs of given degree and girth.
Discret. Math.
Geoffrey Exoo, Robert Jajcay
2011 J jnl
On the girth of voltage graph lifts.
Eur. J. Comb.
Geoffrey Exoo, Robert Jajcay
2011 J jnl
Regular t-balanced Cayley maps for abelian groups.
Discret. Math.
Rongquan Feng, Robert Jajcay, Yan Wang
2011 J jnl
Small vertex-transitive graphs of given degree and girth.
Ars Math. Contemp.
Robert Jajcay, Jozef Sirán
2010 J jnl
On the limitations of the use of solvable groups in Cayley graph cage constructions.
Eur. J. Comb.
Marston D. E. Conder, Geoffrey Exoo, Robert Jajcay
2009 J jnl
Properties of Groups for the Cage and Degree/Diameter Problems.
Electron. Notes Discret. Math.
Robert Jajcay, Geoffrey Exoo
2007 J jnl
On the number of closed walks in vertex-transitive graphs.
Discret. Math.
Robert Jajcay, Aleksander Malnic, Dragan Marusic
2007 J jnl
Regular t-balanced Cayley maps.
J. Comb. Theory B
Marston D. E. Conder, Robert Jajcay, Thomas W. Tucker
2005 J jnl
Cayley maps.
J. Comb. Theory B
R. Bruce Richter, Jozef Sirán, Robert Jajcay, Thomas W. Tucker, Mark E. Watkins
2003 J jnl
Regular clique covers of graphs.
Australas. J Comb.
Dan Archdeacon, Dalibor Froncek, Robert Jajcay, Zdenek Ryjácek, Jozef Sirán
2002 J jnl
Representing Finite Groups As Regular Automorphism Groups Of Combinatorial Structures.
Ars Comb.
Robert Jajcay
2002 J jnl
Skew-morphisms of regular Cayley maps.
Discret. Math.
Robert Jajcay, Jozef Sirán
2001 J jnl
Constructions of Self-complementary Circulants with No Multiplicative Isomorphisms.
Eur. J. Comb.
Robert Jajcay, Cai Heng Li
2000 J jnl
Embedding arbitrary finite simple graphs into small strongly regular graphs.
J. Graph Theory
Robert Jajcay, Dale M. Mesner
1998 J jnl
On a Construction of Infinite Families of Regular Cayley Maps.
Comb.
Robert Jajcay
1996 J jnl
Characterization and construction of Cayley graphs admitting regular Cayley maps.
Discret. Math.
Robert Jajcay
1996 J jnl
More constructions of vertex-transitive non-Cayley graphs based on counting closed walks.
Australas. J Comb.
Robert Jajcay, Jozef Sirán
1994 J jnl
A construction of vertex-transitive non-Cayley graphs.
Australas. J Comb.
Robert Jajcay, Jozef Sirán
1994 J jnl
On a New Product of Groups.
Eur. J. Comb.
Robert Jajcay
1993 J jnl
Automorphism Groups of Cayley Maps.
J. Comb. Theory B
Robert Jajcay