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Hossein Hajiabolhassan
Hossein Hajiabolhassan
Medizinische Universität Graz
Verified email at medunigraz.at - Homepage
Title
Cited by
Cited by
Year
On clique polynomials
H Hajiabolhassan, ML Mehrabadi
Australasian Journal of Combinatorics 18, 313-316, 1998
481998
Circular chromatic number and Mycielski construction
H Hajiabolhassan, X Zhu
Journal of graph theory 44 (2), 106-115, 2003
442003
On the chromatic number of general Kneser hypergraphs
M Alishahi, H Hajiabolhassan
Journal of Combinatorial Theory, Series B 115, 186-209, 2015
412015
Minimal coloring and strength of graphs
H Hajiabolhassan, ML Mehrabadi, R Tusserkani
Discrete Mathematics 215 (1-3), 265-270, 2000
412000
Circular chromatic number of Kneser graphs
H Hajiabolhassan, X Zhu
Journal of Combinatorial Theory, Series B 88 (2), 299-303, 2003
332003
On the b-chromatic number of Kneser graphs
H Hajiabolhassan
Discrete Applied Mathematics 158 (3), 232-234, 2010
282010
On colorings of graph powers
H Hajiabolhassan
Discrete Mathematics 309 (13), 4299-4305, 2009
282009
Bounds for visual cryptography schemes
H Hajiabolhassan, A Cheraghi
Discrete Applied Mathematics 158 (6), 659-665, 2010
232010
Graph powers and graph homomorphisms
H Hajiabolhassan, A Taherkhani
arXiv preprint arXiv:0808.0362, 2008
232008
Uniquely 2-list colorable graphs
YG Ganjali, M Ghebleh, H Hajiabolhassan, M Mirzazadeh, BS Sadjad
Discrete applied mathematics 119 (3), 217-225, 2002
212002
Chromatic number via Turán number
M Alishahi, H Hajiabolhassan
Discrete Mathematics 340 (10), 2366-2377, 2017
182017
Hedetniemi's conjecture for Kneser hypergraphs
H Hajiabolhassan, F Meunier
Journal of Combinatorial Theory, Series A 143, 42-55, 2016
182016
On the isoperimetric spectrum of graphs and its approximations
A Daneshgar, H Hajiabolhassan, R Javadi
Journal of Combinatorial Theory, Series B 100 (4), 390-412, 2010
182010
Graph homomorphisms and nodal domains
A Daneshgar, H Hajiabolhassan
Linear algebra and its applications 418 (1), 44-52, 2006
182006
Graph homomorphisms through random walks
A Daneshgar, H Hajiabolhassan
Journal of Graph Theory 44 (1), 15-38, 2003
172003
Some concepts in list coloring
C Eslahchi, M Ghebleh, H Hajiabolhassan
arXiv preprint math/9906011, 1999
141999
Chromatic number of random Kneser hypergraphs
M Alishahi, H Hajiabolhassan
Journal of Combinatorial Theory, Series A 154, 1-20, 2018
132018
Strengthening topological colorful results for graphs
M Alishahi, H Hajiabolhassan, F Meunier
European Journal of Combinatorics 64, 27-44, 2017
132017
Hedetniemi's conjecture via altermatic number
M Alishahi, H Hajiabolhassan
arXiv preprint arXiv:1403.4404, 2014
122014
A characterization of uniquely vertex colorable graphs using minimal defining sets
H Hajiabolhassan, ML Mehrabadi, R Tusserkani, M Zaker
Discrete mathematics 199 (1-3), 233-236, 1999
121999
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