Ali Reza Ashrafi

发表

Ordering chemical graphs by Randić and sum-connectivity numbers

Ali Ghalavand, Ali Reza Ashrafi, 2018, Appl. Math. Comput..

Revised and edge revised Szeged indices of graphs

Ali Reza Ashrafi, Morteza Faghani, 2014, Ars Math. Contemp..

Bounds on the Estrada index of ISR (4, 6)-fullerenes

Ali Reza Ashrafi, Gholam Hossein Fath-Tabar, 2011, Appl. Math. Lett..

Extremal properties of the bipartite vertex frustration of graphs

Ali Reza Ashrafi, Zahra Yarahmadi, 2011, Appl. Math. Lett..

On the differences between Szeged and Wiener indices of graphs

Ali Reza Ashrafi, Mohammad J. Nadjafi-Arani, H. Khodashenas, 2011, Discret. Math..

Molecular trees with the sixth, seventh and eighth minimal irregularity values

Ali Ghalavand, Ali Reza Ashrafi, Akbar Ali, 2019, Discret. Math. Algorithms Appl..

Some designs related to group actions

Ali Reza Ashrafi, Mohammad Reza Darafsheh, M. Khademi, 2008, Ars Comb..

Note on non-regular graphs with minimal total irregularity

Ali Reza Ashrafi, Ali Ghalavand, 2020, Appl. Math. Comput..

Symmetry property of fullerenes

Ali Reza Ashrafi, Gholamreza Vakili-Nezhaad, G. A. Mansoori, 2007 .

The (non-)existence of perfect codes in Fibonacci cubes

Sandi Klavzar, Ali Reza Ashrafi, Jernej Azarija, 2016, Inf. Process. Lett..

ABSTRACT AUTHOR(S) AND TITLE PAGE

Alessio Micheli, Ante Graovac, Douglas J. Klein, 2009 .

The first and second Zagreb indices of some graph operations

Ali Reza Ashrafi, M. H. Khalifeh, Hassan Yousefi-Azari, 2009, Discret. Appl. Math..

The bipartite edge frustration of hierarchical product of graphs

Ali Reza Ashrafi, Zahra Yarahmadi, Z. Yarahmadi, 2014, Electron. Notes Discret. Math..

The bipartite edge frustration of composite graphs

Ali Reza Ashrafi, Zahra Yarahmadi, Tomislav Doslic, 2010, Discret. Appl. Math..

Spectral properties of the commuting graphs of certain groups

Ali Reza Ashrafi, M. Torktaz, 2019, AKCE Int. J. Graphs Comb..

Szeged Index of a Zig-zag Polyhex Nanotube

Ali Reza Ashrafi, Hassan Yousefi-Azari, B. Manoochehrian, 2008, Ars Comb..

Vertex and edge PI indices of Cartesian product graphs

Ali Reza Ashrafi, M. H. Khalifeh, Hassan Yousefi-Azari, 2008, Discret. Appl. Math..

The eccentric connectivity index of nanotubes and nanotori

Ali Reza Ashrafi, Modjtaba Ghorbani, M. Saheli, 2011, J. Comput. Appl. Math..

The PI index of product graphs

Ali Reza Ashrafi, Hassan Yousefi-Azari, B. Manoochehrian, 2008, Appl. Math. Lett..

The bipartite edge frustration of graphs under subdivided edges and their related sums

Ali Reza Ashrafi, Zahra Yarahmadi, 2011, Comput. Math. Appl..

PI Index of Armchair Polyhex Nanotubes

Ali Reza Ashrafi, Amir Loghman, A. Ashrafi, 2006, Ars Comb..

Graphs whose Szeged and Wiener numbers differ by 4 and 5

Ali Reza Ashrafi, Mohammad J. Nadjafi-Arani, H. Khodashenas, 2012, Math. Comput. Model..

The modified Wiener index of some graph operations

Ali Reza Ashrafi, Hossein Shabani, 2016, Ars Math. Contemp..

A NOTE ON THE EQUISEPARABLE TREES

Ali Reza Ashrafi, Yousefi Shahram, 2007 .

The Zagreb coindices of graph operations

Ali Reza Ashrafi, Tomislav Doslic, Asma Hamzeh, 2010, Discret. Appl. Math..

Extremal graphs with respect to variable sum exdeg index via majorization

Ali Ghalavand, Ali Reza Ashrafi, 2017, Appl. Math. Comput..

Distribution of some graph invariants over hierarchical product of graphs

Ali Reza Ashrafi, Mostafa Tavakoli, F. Rahbarnia, 2013, Appl. Math. Comput..

The existence of minimal logarithmic signatures for the sporadic Suzuki and simple Suzuki groups

Ahmad Gholami, Ali Reza Ashrafi, A. R. Rahimipour, 2015, Cryptography and Communications.

The hyper-Wiener index of graph operations

Ali Reza Ashrafi, M. H. Khalifeh, Hassan Yousefi-Azari, 2008, Comput. Math. Appl..

Computing Orbits of the Automorphism Group of the Subsequence Poset Bm,n

Ali Reza Ashrafi, Modjtaba Ghorbani, M. Jalal-Abadi, 2006, Order.

Sadhana Index in Nanotechnology

Ali Reza Ashrafi, Padmakar V. Khadikar, Basheerulla Shaik, 2013 .

Wiener polarity index of fullerenes and hexagonal systems

Ali Reza Ashrafi, Hassan Yousefi-Azari, Afshin Behmaram, 2012, Appl. Math. Lett..

Remarks On Commuting Graph of a Finite Group

Ali Reza Ashrafi, Mahsa Mirzargar, Péter Pál Pach, 2014, Electron. Notes Discret. Math..

The energies of (3, 6) -fullerenes and nanotori

Ali Reza Ashrafi, S. Madani, 2012, Appl. Math. Lett..

On the Szeged Index of some Benzenoid Graphs Applicable in Nanostructures

Ali Reza Ashrafi, Hassan Yousefi-Azari, N. Sedigh, 2009, Ars Comb..

Preface

Ali Reza Ashrafi, 2014, Electron. Notes Discret. Math..

Further results on hierarchical product of graphs

Ali Reza Ashrafi, Mostafa Tavakoli, F. Rahbarnia, 2013, Discret. Appl. Math..

y-Wiener index of composite graphs

Ali Reza Ashrafi, Asma Hamzeh, Samaneh Hossein-Zadeh, 2011, Appl. Math. Lett..

Automorphism groups of supergraphs of the power graph of a finite group

Ali Reza Ashrafi, Asma Hamzeh, A. Ashrafi, 2017, Eur. J. Comb..

Ordering chemical trees by Wiener polarity index

Ali Ghalavand, Ali Reza Ashrafi, A. Ashrafi, 2017, Appl. Math. Comput..

Centrosymmetric Graphs And A Lower Bound For Graph Energy Of Fullerenes

Ali Reza Ashrafi, Gyula Y. Katona, Morteza Faghani, 2014, Discuss. Math. Graph Theory.

On the Symmetry of a Zig-Zag and an Armchair Polyhex Carbon Nanotorus

Ali Reza Ashrafi, Morteza Yavari, A. Ashrafi, 2009, Symmetry.

APPLICATIONS OF THE MATRIX PACKAGE MATLAB IN COMPUTING THE HOSOYA POLYNOMIAL OF Zig−Zag NANOTUBES

Ali Reza Ashrafi, Hossein Shabani, 2009 .

Another aspect of graph invariants depending on the path metric and an application in nanoscience

Ali Reza Ashrafi, M. H. Khalifeh, Hassan Yousefi-Azari, 2010, Comput. Math. Appl..

Closed formulas for the number of small paths, independent sets and matchings in fullerenes

Ali Reza Ashrafi, Hassan Yousefi-Azari, Afshin Behmaram, 2012, Appl. Math. Lett..

Extremal polyomino chains with respect to Zagreb indices

Ali Reza Ashrafi, Zahra Yarahmadi, Sirous Moradi, 2012, Appl. Math. Lett..

The Existence of Minimal Logarithmic Signatures for Some Finite Simple Groups

Ahmad Gholami, Ali Reza Ashrafi, A. R. Rahimipour, 2018, Exp. Math..

Calculating the edge Wiener and edge Szeged indices of graphs

Ali Reza Ashrafi, M. H. Khalifeh, Hassan Yousefi-Azari, 2011, J. Comput. Appl. Math..

PI and Szeged Indices of some Benzenoid Graphs Related to Nanostructures

Ali Reza Ashrafi, Hassan Yousefi-Azari, B. Manoochehrian, 2007, Ars Comb..

Some new results on distance-based graph invariants

Stephan G. Wagner, Ali Reza Ashrafi, M. H. Khalifeh, 2009, Eur. J. Comb..

First and second extremal bipartite graphs with respect to PI index

Ali Reza Ashrafi, Zahra Yarahmadi, Ivan Gutman, 2011, Math. Comput. Model..

An algorithm for constructing all supercharacter theories of a finite group

Ali Reza Ashrafi, Kaveh Kavousi, Leila Ghanbari-Maman, 2020, Ars Math. Contemp..

Automorphism Group and Fixing Number of (3, 6)- and (4, 6)-Fullerene Graphs

Ali Reza Ashrafi, Modjtaba Ghorbani, Fatemeh Koorepazan-Moftakhar, 2014, Electron. Notes Discret. Math..

Some inequalities for the atom-bond connectivity index of graph operations

Ante Graovac, Ali Reza Ashrafi, Gholam Hossein Fath-Tabar, 2011, Discret. Appl. Math..

Applications of the Matrix Package MATLAB in Computing the Wiener Polynomial of Armchair Polyhex Nanotubes and Nanotori

Ali Reza Ashrafi, Hosein Shabani, 2010 .

Automorphism group of certain power graphs of finite groups

Ahmad Gholami, Ali Reza Ashrafi, Zeinab Mehranian, 2017, Electron. J. Graph Theory Appl..

On Mostar and Edge Mostar Indices of Graphs

Ali Ghalavand, Ali Reza Ashrafi, Mardjan Hakimi-Nezhaad, 2021 .

Laplacian Coefficients of a Forest in terms of the Number of Closed Walks in the Forest and its Line Graph

Ali Ghalavand, Ali Reza Ashrafi, 2021 .

Construction of 2-Gyrogroups in Which Every Proper Subgyrogroup Is Either a Cyclic or a Dihedral Group

Ali Reza Ashrafi, Abraham Albert Ungar, Soheila Mahdavi, 2021, Symmetry.

On a Conjecture about the Sombor Index of Graphs

Kinkar Chandra Das, Ali Ghalavand, Ali Reza Ashrafi, 2021, Symmetry.

Laplacian spectral determination of path-friendship graphs

Ali Reza Ashrafi, Lowell W. Beineke, Mohammad Reza Oboudi, 2021, AKCE Int. J. Graphs Comb..

Some bounds for the resolvent energy

Ali Reza Ashrafi, Gülistan Kaya Gök, 2021, Appl. Math. Comput..

On the Number of $k-$Matchings in Graphs

Ali Ghalavand, Ali Reza Ashrafi, Kinkar Ch. Das, 2021 .

General Form of the Automorphism Group of Bicyclic Graphs

Ali Reza Ashrafi, Somayeh Madani, 2021 .

The Topological Study of an Infinite Family of Fullerenes with 10n Carbon Atoms

Ali Reza Ashrafi, Morteza Faghani, A. Ashrafi, 2013 .

BIPARTITE EDGE FRUSTRATION OF SOME NANOTUBES

Ali Reza Ashrafi, Masoumeh Ghojavand, 2008 .

NOTE ON DEGREE KIRCHHOFF INDEX OF GRAPHS

Ali Reza Ashrafi, Ivan Gutman, Mardjan Hakimi-Nezhaad, 2013 .

An exact expression for the wiener index of a TUC4C8(R) nanotorus

Ali Reza Ashrafi, Shahram Yousefi, 2007 .

Wiener Index Role in Topological Modeling of Hexagonal Systems-From Fullerenes to Graphene

Ante Graovac, Ali Reza Ashrafi, Ottorino Ori, 2012 .

Vertex and Edge Orbits of Fibonacci and Lucas Cubes

Sandi Klavžar, Marko Petkovšek, Ali Reza Ashrafi, 2014, 1407.4962.

A fast algorithm for computing bipartite edge frustration number of (3,6)-fullerenes

Ali Reza Ashrafi, Zahra Yarahmadi, 2014 .

Applications of the generalized hierarchical product of graphs in computing the vertex and edge PI indices of chemical graphs

Ali Reza Ashrafi, Mostafa Tavakoli, Freydoon Rahbarnia, 2014 .

Graovac–Pisanski index of fullerenes and fullerene–like molecules

Ali Reza Ashrafi, Ottorino Ori, Mircea V. Diudea, 2016 .

Symmetry Group of (3,6)-Fullerenes

Ante Graovac, Ali Reza Ashrafi, Modjtaba Ghorbani, 2015 .

The Eccentric Connectivity Polynomial of some Graph Operations

Ali Reza Ashrafi, Mohammad Ali Hosseinzadeh, Modjtaba Ghorbani, 2011, Serdica Journal of Computing.

A matrix method for computing Szeged and vertex PI indices of join and composition of graphs

Ali Reza Ashrafi, M. H. Khalifeh, H. Yousefi-Azari, 2008 .

Distance Under Symmetry: (3,6)-Fullerenes

Ali Reza Ashrafi, Mircea V. Diudea, Fatemeh Koorepazan − Moftakhar, 2016 .

SOME NEW RESULTS ON IRREGULARITY OF GRAPHS

Ali Reza Ashrafi, Mostafa Tavakoli, Freydoon Rahbarnia, 2014 .

ON THE NEW EXTENSION OF DISTANCE-BALANCED GRAPHS

Ali Reza Ashrafi, 2016 .

The Szeged, vertex PI, first and second Zagreb indices of corona product of graphs

Ali Reza Ashrafi, Zahra Yarahmadi, Islamic Azad, 2012 .

On revised szeged spectrum of a graph

Ali Reza Ashrafi, Nader Habibi, 2014 .

THE NORMALIZED LAPLACIAN ESTRADA INDEX OF GRAPHS

Ali Reza Ashrafi, Hongbo Hua, Mardjan Hakimi-Nezhaad, 2014 .

Distance, Symmetry, and Topology in Carbon Nanomaterials

Ali Reza Ashrafi, Mircea V. Diudea, 2016 .

COMPUTING WIENER AND SZEGED INDICES OF AN ACHIRAL POLYHEX NANOTORUS

Ali Reza Ashrafi, M. H. Khalifeh, Yousefi Shahram, 2006 .

Spectral Properties of Fullerenes

Ali Reza Ashrafi, G. H. Fath-Tabar, D. Stevanović, 2012 .

On the Szeged and the Laplacian Szeged spectrum of a graph

Ali Reza Ashrafi, G. H. Fath-Tabar, Tomislav Došlić, 2010 .

Padmakar-Ivan Index of TUC 4 C 8 (S) Nanotubes

Ali Reza Ashrafi, Amir Loghman, 2006 .

On Extensions of Wiener Index

Ali Reza Ashrafi, Boris Furtula, Ivan Gutman, 2013 .

Szeged index of some nanotubes

Ali Reza Ashrafi, B. Manoochehrian, H. Yousefi-Azari, 2008 .

Some remarks on Laplacian eigenvalues and Laplacian energy of graphs

Ali Reza Ashrafi, G. H. Fath-Tabar, A. Ashrafi, 2010 .

Complete solution to a conjecture of Zhang-Liu-Zhou

Ali Reza Ashrafi, Mostafa Tavakoli, Freydoon Rahbarnia, 2014 .

Topological Symmetry of Nanostructures

Ali Reza Ashrafi, Mircea V. Diudea, Fatemeh Koorepazan–Moftakhar, 2015 .

Relationship between edge Szeged and edge Wiener indices of graphs

Ali Reza Ashrafi, M. J. Nadjafi-Arani, A. Ashrafi, 2012 .

Extremely Irregular Graphs

Ali Reza Ashrafi, Mostafa Tavakoli, Ivan Gutman, 2013 .

A Study of fullerenes by MEC polynomials

Ali Reza Ashrafi, Modjtaba Ghorbani, 2010 .

Relationship Between PI and Szeged Indices of a Triangulane and Its Associated Dendrimer

Ali Reza Ashrafi, Hamid Saati, 2008 .

EXTREMAL ATOM-BOND CONNECTIVITY INDEX OF CACTUS GRAPHS

Ali Reza Ashrafi, A. Ashrafi, T. Dehghan-Zadeh, 2015 .

PI, Szeged and edge Szeged indices of an infinite family of nanostar dendrimers

Ali Reza Ashrafi, Mahsa Mirzargar, A. Ashrafi, 2008 .

Distance Property of Fullerenes

Ante Graovac, Ali Reza Ashrafi, Ottorino Ori, 2011 .

Extremal Graphs with Respect to the Zagreb Coindices

Ali Reza Ashrafi, Tomislav Došlić, Asma Hamzeh, 2011 .

The Exdeg Polynomial of Some Graph Operations and Applications in Nanoscience

Ali Reza Ashrafi, Zahra Yarahmadi, 2015 .

On symmetry properties of molecules

Ali Reza Ashrafi, 2005 .

New computer program to calculate the symmetry of molecules

Ali Reza Ashrafi, Mohammad Reza Ahmadi, 2005 .

An Upper Bound for Energy of Matrices Associated to an Infinite Class of Fullerenes

Ante Graovac, Ali Reza Ashrafi, Morteza Faghani, 2014 .

Note on Estrada and $L$-Estrada indices of graphs

Ali Reza Ashrafi, Ivan Gutman, G. H. Fath-Tabar, 2009 .

Some Inequalities for Szeged-Like Topological Indices of Graphs

Ali Reza Ashrafi, M. J. Nadjafi-Arani, G. H. Fath-Tabar, 2010 .

About some join spaces and hyperlattices

Ali Reza Ashrafi, A. Ashrafi, 2001 .

WEIGHTED SZEGED INDICES OF SOME GRAPH OPERATIONS

Ali Reza Ashrafi, A. Ashrafi, 2016 .

Balaban Index of Dendrimers

Ali Reza Ashrafi, Mircea V. Diudea, Hossein Shabani, 2013 .

TOPOLOGICAL COMPRESSION FACTORS OF 2−DIMENSIONAL TUC4C8(R) LATTICES AND TORI

Ante Graovac, Ali Reza Ashrafi, Ottorino Ori, 2010 .

WIENER-TYPE INVARIANTS OF SOME GRAPH OPERATIONS ∗

Ali Reza Ashrafi, Asma Hamzeh, Samaneh Hossein-Zadeh, 2009 .

Symmetry and two symmetry measures for the web and spider web graphs

Ali Reza Ashrafi, Somayeh Madani, 2020, Journal of Applied Mathematics and Computing.

CONNECTIVITY INDEX OF THE FAMILY OF DENDRIMER NANOSTARS

Ali Reza Ashrafi, A. Ashrafi, P. Nikzad, 2009 .

Computing the Wiener Index of a TUC4C8(S) Nanotorus

Ali Reza Ashrafi, A. Ashrafi, Shahram Yousefi, 2007 .

Sadhana polynomial in nano-dendrimers

Ali Reza Ashrafi, Aniela E. Vizitiu, A. Ashrafi, 2010 .

Remarks on a conjecture about Randic index and graph radius

Ali Reza Ashrafi, Hongbo Hua, A. Ashrafi, 2013 .