A. R. Ashrafi

Publication Activity (10 Years)

Years Active: 2006-2022
Publications (10 Years): 6

Top Topics

Group Cognition

Spectral Decomposition

Graph Theoretic

Top Venues

Appl. Math. Comput.

Int. J. Math. Math. Sci.

Discret. Appl. Math.

Publications

O. Nekooei, Hasan Barzegar, A. R. Ashrafi
Permanents of Hexagonal and Armchair Chains. Int. J. Math. Math. Sci. 2022 (2022)
M. Torktaz, A. R. Ashrafi
Spectral properties of the commuting graphs of certain groups. AKCE Int. J. Graphs Comb. 16 (3) (2019)
Ali Reza Rahimipour, A. R. Ashrafi, Ahmad Gholami
The Existence of Minimal Logarithmic Signatures for Some Finite Simple Groups. Exp. Math. 27 (2) (2018)
Asma Hamzeh, A. R. Ashrafi
Automorphism groups of supergraphs of the power graph of a finite group. Eur. J. Comb. 60 (2017)
Ali Ghalavand, A. R. Ashrafi
Extremal graphs with respect to variable sum exdeg index via majorization. Appl. Math. Comput. 303 (2017)
Fatemeh Koorepazan-Moftakhar, A. R. Ashrafi
Combination of distance and symmetry in some molecular graphs. Appl. Math. Comput. 281 (2016)
Ali Reza Rahimipour, A. R. Ashrafi, Ahmad Gholami
The existence of minimal logarithmic signatures for the sporadic Suzuki and simple Suzuki groups. Cryptogr. Commun. 7 (4) (2015)
Fatemeh Koorepazan-Moftakhar, A. R. Ashrafi, Zeinab Mehranian, Modjtaba Ghorbani
Automorphism Group and Fixing Number of (3, 6)- and (4, 6)-Fullerene Graphs. Electron. Notes Discret. Math. 45 (2014)
Mostafa Tavakoli, Freydoon Rahbarnia, A. R. Ashrafi
Further results on hierarchical product of graphs. Discret. Appl. Math. 161 (7-8) (2013)
Afshin Behmaram, Hassan Yousefi-Azari, A. R. Ashrafi
Wiener polarity index of fullerenes and hexagonal systems. Appl. Math. Lett. 25 (10) (2012)
Afshin Behmaram, Hassan Yousefi-Azari, A. R. Ashrafi
Closed formulas for the number of small paths, independent sets and matchings in fullerenes. Appl. Math. Lett. 25 (11) (2012)
A. R. Ashrafi, Gholam Hossein Fath-Tabar
Bounds on the Estrada index of ISR (4, 6)-fullerenes. Appl. Math. Lett. 24 (3) (2011)
Mohammad J. Nadjafi-Arani, H. Khodashenas, A. R. Ashrafi
On the differences between Szeged and Wiener indices of graphs. Discret. Math. 311 (20) (2011)
Asma Hamzeh, Samaneh Hossein-Zadeh, A. R. Ashrafi
y-Wiener index of composite graphs. Appl. Math. Lett. 24 (7) (2011)
Zahra Yarahmadi, A. R. Ashrafi, Ivan Gutman
First and second extremal bipartite graphs with respect to PI index. Math. Comput. Model. 54 (9-10) (2011)
Hassan Yousefi-Azari, M. H. Khalifeh, A. R. Ashrafi
Calculating the edge Wiener and edge Szeged indices of graphs. J. Comput. Appl. Math. 235 (16) (2011)
A. R. Ashrafi, M. Saheli, Modjtaba Ghorbani
The eccentric connectivity index of nanotubes and nanotori. J. Comput. Appl. Math. 235 (16) (2011)
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
Another aspect of graph invariants depending on the path metric and an application in nanoscience. Comput. Math. Appl. 60 (8) (2010)
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi, Stephan G. Wagner
Some new results on distance-based graph invariants. Eur. J. Comb. 30 (5) (2009)
Mohammad J. Nadjafi-Arani, Gholam Hossein Fath-Tabar, A. R. Ashrafi
Extremal graphs with respect to the vertex PI index. Appl. Math. Lett. 22 (12) (2009)
Hassan Yousefi-Azari, A. R. Ashrafi, N. Sedigh
On the Szeged Index of some Benzenoid Graphs Applicable in Nanostructures. Ars Comb. 90 (2009)
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
The first and second Zagreb indices of some graph operations. Discret. Appl. Math. 157 (4) (2009)
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
The hyper-Wiener index of graph operations. Comput. Math. Appl. 56 (5) (2008)
B. Manoochehrian, Hassan Yousefi-Azari, A. R. Ashrafi
Szeged Index of a Zig-zag Polyhex Nanotube. Ars Comb. 86 (2008)
Hassan Yousefi-Azari, B. Manoochehrian, A. R. Ashrafi
The PI index of product graphs. Appl. Math. Lett. 21 (6) (2008)
M. H. Khalifeh, Hassan Yousefi-Azari, A. R. Ashrafi
Vertex and edge PI indices of Cartesian product graphs. Discret. Appl. Math. 156 (10) (2008)
Hassan Yousefi-Azari, B. Manoochehrian, A. R. Ashrafi
PI and Szeged Indices of some Benzenoid Graphs Related to Nanostructures. Ars Comb. 84 (2007)
Modjtaba Ghorbani, M. Jalal-Abadi, A. R. Ashrafi
. Order 23 (2-3) (2006)