A. R. Ashrafi

28 papers Journal 28
YearRankTypeTitle / Venue / Authors
2022 J jnl
Permanents of Hexagonal and Armchair Chains.
Int. J. Math. Math. Sci.
O. Nekooei, Hasan Barzegar, A. R. Ashrafi
2019 J jnl
Spectral properties of the commuting graphs of certain groups.
AKCE Int. J. Graphs Comb.
M. Torktaz, A. R. Ashrafi
2018 J jnl
The Existence of Minimal Logarithmic Signatures for Some Finite Simple Groups.
Exp. Math.
Ali Reza Rahimipour, A. R. Ashrafi, Ahmad Gholami
2017 J jnl
Automorphism groups of supergraphs of the power graph of a finite group.
Eur. J. Comb.
Asma Hamzeh, A. R. Ashrafi
2017 J jnl
Extremal graphs with respect to variable sum exdeg index via majorization.
Appl. Math. Comput.
Ali Ghalavand, A. R. Ashrafi
2016 J jnl
Combination of distance and symmetry in some molecular graphs.
Appl. Math. Comput.
Fatemeh Koorepazan-Moftakhar, A. R. Ashrafi
2015 J jnl
The existence of minimal logarithmic signatures for the sporadic Suzuki and simple Suzuki groups.
Cryptogr. Commun.
Ali Reza Rahimipour, A. R. Ashrafi, Ahmad Gholami
2014 J jnl
Automorphism Group and Fixing Number of (3, 6)- and (4, 6)-Fullerene Graphs.
Electron. Notes Discret. Math.
Fatemeh Koorepazan-Moftakhar, A. R. Ashrafi, Zeinab Mehranian, Modjtaba Ghorbani
2013 J jnl
Further results on hierarchical product of graphs.
Discret. Appl. Math.
Mostafa Tavakoli, Freydoon Rahbarnia, A. R. Ashrafi
2012 J jnl
Closed formulas for the number of small paths, independent sets and matchings in fullerenes.
Appl. Math. Lett.
Afshin Behmaram, Hassan Yousefi-Azari, A. R. Ashrafi
2012 J jnl
Wiener polarity index of fullerenes and hexagonal systems.
Appl. Math. Lett.
Afshin Behmaram, Hassan Yousefi-Azari, A. R. Ashrafi
2011 J jnl
Bounds on the Estrada index of ISR (4, 6)-fullerenes.
Appl. Math. Lett.
A. R. Ashrafi, Gholam Hossein Fath-Tabar
2011 J jnl
Calculating the edge Wiener and edge Szeged indices of graphs.
J. Comput. Appl. Math.
Hassan Yousefi-Azari, M. H. Khalifeh, A. R. Ashrafi
2011 J jnl
First and second extremal bipartite graphs with respect to PI index.
Math. Comput. Model.
Zahra Yarahmadi, A. R. Ashrafi, Ivan Gutman
2011 J jnl
On the differences between Szeged and Wiener indices of graphs.
Discret. Math.
Mohammad J. Nadjafi-Arani, H. Khodashenas, A. R. Ashrafi
2011 J jnl
The eccentric connectivity index of nanotubes and nanotori.
J. Comput. Appl. Math.
A. R. Ashrafi, M. Saheli, Modjtaba Ghorbani
2011 J jnl
y-Wiener index of composite graphs.
Appl. Math. Lett.
Asma Hamzeh, Samaneh Hossein-Zadeh, A. R. Ashrafi
2010 J jnl
Another aspect of graph invariants depending on the path metric and an application in nanoscience.
Comput. Math. Appl.
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
2009 J jnl
Extremal graphs with respect to the vertex PI index.
Appl. Math. Lett.
Mohammad J. Nadjafi-Arani, Gholam Hossein Fath-Tabar, A. R. Ashrafi
2009 J jnl
On the Szeged Index of some Benzenoid Graphs Applicable in Nanostructures.
Ars Comb.
Hassan Yousefi-Azari, A. R. Ashrafi, N. Sedigh
2009 J jnl
Some new results on distance-based graph invariants.
Eur. J. Comb.
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi, Stephan G. Wagner
2009 J jnl
The first and second Zagreb indices of some graph operations.
Discret. Appl. Math.
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
2008 J jnl
Szeged Index of a Zig-zag Polyhex Nanotube.
Ars Comb.
B. Manoochehrian, Hassan Yousefi-Azari, A. R. Ashrafi
2008 J jnl
The PI index of product graphs.
Appl. Math. Lett.
Hassan Yousefi-Azari, B. Manoochehrian, A. R. Ashrafi
2008 J jnl
The hyper-Wiener index of graph operations.
Comput. Math. Appl.
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
2008 J jnl
Vertex and edge PI indices of Cartesian product graphs.
Discret. Appl. Math.
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
2007 J jnl
PI and Szeged Indices of some Benzenoid Graphs Related to Nanostructures.
Ars Comb.
Hassan Yousefi-Azari, B. Manoochehrian, A. R. Ashrafi
2006 J jnl
Computing Orbits of the Automorphism Group of the Subsequence Poset
Order
Modjtaba Ghorbani, M. Jalal-Abadi, A. R. Ashrafi