IPM Positions

Post-Doctoral Research Fellow, School of Mathematics (2009 - 2014 (From August till April 20))

Past IPM Positions

Student Researcher, School of Mathematics (2003 - 2007)

Research Interests

Algebraic methods in coding theory, combinatorics and graph theory, Combinatorial aspects of algebraic structures, Finite ring theory, Linear algebra and matrix theory.

Related Papers

1.	A. Mohammadian and B. Tayfeh-Rezaie Hadamard matrices with few distinct types Linear Multilinear Algebra 67 (2019), 1596-1605  [abstract]

2.	E. Ghorbani, A. Mohammadian and B. Tayfeh-Rezaie Integral trees with given nullity Discrete Mathematics 339 (2016), 157-164  [abstract]

3.	A. Mohammadian and B. Tayfeh-Rezaie A note on order and eigenvalue multiplicity of strongly regular graphs ( In: Algebraic Design Theory and Hadamard Matrices) [abstract]

4.	E. Ghorbani, A. Mohammadian and B. Tayfeh-Rezaie Maximum order of triangle-free graphs with a given rank J. Graph Theory 79 (2015), 145-158  [abstract]

5.	E. Ghorbani, A. Mohammadian and B. Tayfeh-Rezaie On order and rank of graphs Combinatorica 35 (2015), 655-668  [abstract]

6.	A. Mohammadian and B. Tayfeh-Rezaie On a family of diamond-free strongly regular graphs SIAM J. Discrete Math. 28 (2014), 1906-1915  [abstract]

7.	E. Ghrobani, A. Mohammadian and B. Tayfeh-Rezaie Maximum order of trees and bipartite graphs with a given rank Discrete Mathematics 312 (2012), 3498-3501  [abstract]

8.	A. Mohammadian Sums and products of square-zero matrices Comm. Algebra 40 (2012), 4568-4574  [abstract]

9.	E. Ghorbani, A. Mohammadian and B. Tayfeh-Rezaie Integral trees of odd diameters J. Graph Theory 70 (2012), 332-338  [abstract]

10.	A. Mohammadian and B. Tayfeh-Rezaie Graphs with four distinct Laplacian eigenvalues J. Algebraic Combin. 34 (2011), 671-682  [abstract]

11.	A. Mohammadian On zero-divisor graphs of boolean rings Pacific J. Math. 251 (2011), 375-383  [abstract]

12.	A. Mohammadian and B. Tayfeh-Rezaie Some constructions of integral graphs Linear Multilinear Algebra 59 (2011), 1269-1279  [abstract]

13.	A. Mohammadian and B. Tayfeh-Rezaie The spectrum of the McKay-Miller-Siran graphs Contemp. Math. 531 (2010), 197-199  [abstract]

14.	A. Mohammadian On commuting graphs of finite matrix rings Comm. Algebra 38 (2010), 988-994  [abstract]

15.	A. Mohammadian and B. Tayfeh-Rezaie A short proof of a theorem of Bang and Koolen European J. Combin. 31 (2010), 1461-1463  [abstract]

16.	A. Mohammadian and B. Tayfeh-Rezaie (Joint with W. H. Haemers) On the sum of Laplacian eigenvalues of graphs Linear Algebra Appl. 432 (2010), 2214-2221  [abstract]

17.	S. Akbari and A. Mohammadian On zero-divisor graphs of finite rings J. Algebra 314 (2007), 168-184  [abstract]

18.	S. Akbari and A. Mohammadian (Joint with H. Radjavi and P. Raja) On the diameters of commuting graphs Linear Algebra Appl. 418 (2006), 161-176  [abstract]

19.	S. Akbari and A. Mohammadian Zero-Divisor graphs of non-commutative rings J. Algebra 296 (2005), 462-479  [abstract]

20.	S. Akbari and A. Mohammadian (Joint with M. Ghandehari and M. Hadian) On commuting graphs of semisimple rings Linear Algebra Appl. 390 (2004), 345-355  [abstract]