Gholamreza B. Khosrovshahi

According to our database, Gholamreza B. Khosrovshahi authored at least 34 papers between 1981 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2025

The vector space generated by permutations of a trade or a design.

Ebrahim Ghorbani, Sara Kamali, Gholamreza B. Khosrovshahi

J. Comb. Theory, Ser. A, 2025

2021

Maximal graphs with respect to rank.

Hossein Esmailian, Ebrahim Ghorbani, Samira Hossein Ghorban, Gholamreza B. Khosrovshahi

Discret. Math., 2021

New partitionings of complete designs.

M. H. Ahmadi, N. Akhlaghinia, Gholamreza B. Khosrovshahi, S. Sadri

Des. Codes Cryptogr., 2021

2020

On the Volumes and Affine Types of Trades.

Ebrahim Ghorbani, Sara Kamali, Gholamreza B. Khosrovshahi, Denis S. Krotov

Electron. J. Comb., 2020

2014

More on the Wilson $W_{tk}(v)$ Matrices.

M. H. Ahmadi, N. Akhlaghinia, Gholamreza B. Khosrovshahi, Ch. Maysoori

Electron. J. Comb., 2014

2013

On Optimality of Designs with Three Distinct Eigenvalues.

Mohammad Reza Faghihi, Ebrahim Ghorbani, Gholamreza B. Khosrovshahi, S. Tat

Electron. J. Comb., 2013

2012

A Note on Zero-Sum 5-Flows in Regular Graphs.

Saieed Akbari, Narges Ghareghani, Gholamreza B. Khosrovshahi, Sanaz Zare

Electron. J. Comb., 2012

2009

Classification of simple 2-(11, 3, 3) designs.

Gholamreza B. Khosrovshahi, Behruz Tayfeh-Rezaie

Discret. Math., 2009

Preface.

Jeffrey H. Dinitz, Hadi Kharaghani, Gholamreza B. Khosrovshahi, Shahriar Shahriari

Discret. Math., 2009

2008

Inclusion matrices and chains.

Ebrahim Ghorbani, Gholamreza B. Khosrovshahi, Ch. Maysoori, Morteza Mohammad Noori

J. Comb. Theory A, 2008

2006

Large sets of t-designs through partitionable sets: A survey.

Gholamreza B. Khosrovshahi, Behruz Tayfeh-Rezaie

Discret. Math., 2006

Preface.

Richard A. Brualdi, A. Samad Hedayat, Hadi Kharaghani, Gholamreza B. Khosrovshahi, Shahriar Shahriari

Discret. Math., 2006

2005

On the nonexistence of Steiner t-(v, k) trades.

Abdolhossein Hoorfar, Gholamreza B. Khosrovshahi

Ars Comb., 2005

2004

Some Indecomposable <i>t</i>-Designs.

Gholamreza B. Khosrovshahi, Behruz Tayfeh-Rezaie

Des. Codes Cryptogr., 2004

Enumeration of t-Designs Through Intersection Matrices.

Ziba Eslami, Gholamreza B. Khosrovshahi, Morteza Mohammad Noori

Des. Codes Cryptogr., 2004

On the existence of trades of large volumes.

Abdolhossein Hoorfar, Gholamreza B. Khosrovshahi

Ars Comb., 2004

Some New 4-Designs.

Ziba Eslami, Gholamreza B. Khosrovshahi, Morteza Mohammad Noori, Behruz Tayfeh-Rezaie

Ars Comb., 2004

2003

Root cases of large sets of <i>t</i>-designs.

Gholamreza B. Khosrovshahi, Behruz Tayfeh-Rezaie

Discret. Math., 2003

2002

On the smallest edge defining sets of graphs.

Saeed Akbari, Gholamreza B. Khosrovshahi

Ars Comb., 2002

2001

A New Proof of a Classical Theorem in Design Theory.

Gholamreza B. Khosrovshahi, Behruz Tayfeh-Rezaie

J. Comb. Theory A, 2001

Some New 6-(14, 7, 4) Designs.

Ziba Eslami, Gholamreza B. Khosrovshahi

J. Comb. Theory A, 2001

1999

Hypergraphical Codes Arising from Binary Trades.

Gholamreza B. Khosrovshahi, Reza Naserasr

Des. Codes Cryptogr., 1999

On Trades: An Update.

Gholamreza B. Khosrovshahi, Hamid Reza Maimani, Rouzbeh Torabi

Discret. Appl. Math., 1999

Maximal Trades.

Gholamreza B. Khosrovshahi, Rouzbeh Torabi

Ars Comb., 1999

On 2-(v, 3) Steiner Trades of Small Volumes.

Gholamreza B. Khosrovshahi, Hamid Reza Maimani

Ars Comb., 1999

Classification of simple 2-(6, 3) and 2-(7, 3) trades.

Gholamreza B. Khosrovshahi, Hamid Reza Maimani, Rouzbeh Torabi

Australas. J Comb., 1999

1997

Trading Signed Designs and Some new 4-(12, 5, 4) Designs.

Gholamreza B. Khosrovshahi, Abbas Nowzari-Dalini, Rouzbeh Torabi

Des. Codes Cryptogr., 1997

Smallest defining sets for 2-(10, 5, 4) designs.

Gholamreza B. Khosrovshahi, Hamid Reza Maimani

Australas. J Comb., 1997

1996

Magic labeling in graphs: Bounds, complexity, and an application to a variant of TSP.

Bahman Kalantari, Gholamreza B. Khosrovshahi

Networks, 1996

1994

More on halving the complete designs.

S. Ajoodani-Namini, Gholamreza B. Khosrovshahi

Discret. Math., 1994

1993

A Prospect for a General Method of Constructing <i>t</i>-Designs.

A. Sadam Hedayat, Gholamreza B. Khosrovshahi, Dibyen Majumdar

Discret. Appl. Math., 1993

1991

Combining <i>t</i>-designs.

Gholamreza B. Khosrovshahi, S. Ajoodani-Namini

J. Comb. Theory A, 1991

1990

A New Basis for Trades.

Gholamreza B. Khosrovshahi, S. Ajoodani-Namini

SIAM J. Discret. Math., 1990

1981

An Algebraic Study of BIB Designs: a Complete Solution for v = 6 and k = 3.

A. Sadam Hedayat, Gholamreza B. Khosrovshahi

J. Comb. Theory A, 1981