Sukanta Pati


I did my PhD from Indian Statistical Institute, New Delhi, during 1994-99.

I did my postdoc at the Department of Mathematics, University of Regina, Canda, from Sept 1999 to April 2001.

I joined the Department of Mathematics, IIT Guwahati, INDIA , in June 2001. Currently I serve as a professor.

I was a visiting fellow at the Department of Mathematics, University of Connecticut, Storrs, June-Aug 2006.

I can be contacted at pati AT iitg DOT ac DOT in or at +91 361 258 2607 (office).

Reserach area:

Broad area `Combinatorial Matrix Theorey’ and more specifically `Spectral Graph Theory’. A list of my publications can be found here.

Research activities:

Editorial board: `Linear and Multilinear Algebra’, Taylor & Francis, 2012-- till date.

Editorial board: `Proceedings of Mathematical Sciences’, Indian Academy of Sciences, 2017–20.

Editorial board: The Mathematcis Student, Indian Mathematical Society, 2022-- till date.

Editorial board: Mathematics Newsletter, Ramanujan Mathematical Society, 2022-- till date.

An editor of the book `Linear Algebra with Applications- A volume in honor of Professor Ravindra B Bapat’, 2014,

An editor of the book `Applied Linear Algebra, Probability and Statistics, A Volume in Honour of C. R. Rao and Arbind K. Lal’, Springer, 2023.

Completed PhD Students:

Sasmita Barik, Ph.D. 2007, IIT Guwahati, Thesis: On the Spectra and the Laplacian Spectra of Graphs. Currently she is a faculty at IIT Bhubaneswar. She is also an associate editor of SIAM Undergraduate Research Online (SIURO), 2021-23.

Debajit Kalita, Ph.D. 2012, IIT Guwahati, Thesis: Spectra of Weighted Directed Graphs. Currently, he is a faculty at Tezpur Central University, Assam, India.

Swarup K. Panda, Ph.D. 2016, IIT Guwahati, Thesis: On the Inverse of Bipartite Graphs with Unique Perfect Matchings and Reciprocal Eigenvalue Properties.

Currently, he is a faculty at IIT Kharagpur, India.

Rakesh Jana, Ph.D. 2022, IIT Guwahati, Thesis: On the bipartite distance matrix and the bipartite Laplacian matrix.

Currently, he is a postdoc at IIT Bombay.

My Teachers / Mentors: I would not be the same without any of them.

B. R. Pradhan, Retired Professor of Rajendra College, Balangir, Odisha, India.

C. K. Mohapatra, Retired Professor of Sambalpur University, Odisha, India.

Swadhin Pattanayak, Retired founding director of Institute of Mathematics and Applications, Bhubaneswar, Odisha, India.

R. B. Bapat, Professor at Indian Statistical Institute, Delhi, India.

Steve Kirkland, Professor at University of Manitoba, Canada.

Shaun Fallat, Professor at University  of Regina, Canada.

Miki Neumann, Former Professor at University of Connecticut, Storrs, USA.


My daughter Sunaina pati’s math blog. She has cleared INMO three times and has won a silver medal in EGMO2023. She is now studying at the Chennai Mathematical Institute, Chennai, India.

International Linear Algebra Society

My friend Pradeep Nayak, Media Professional at Bhhomi Network, Bangalore, India. Excellent work.