Sign non-reversal property for totally positive matrices and testing total positivity on their interval hull. - Projesh Nath Choudhury; M. Rajesh Kannan (CoRR, 2020)

Interval hulls of N-matrices and almost P-matrices. - Projesh Nath Choudhury; M. Rajesh Kannan (CoRR, 2020)

Spectra of eccentricity matrices of graphs. - Iswar Mahato; R. Gurusamy; M. Rajesh Kannan; S. Arockiaraj (Discret. Appl. Math., 2020)

On the construction of cospectral nonisomorphic bipartite graphs. - M. Rajesh Kannan; Pragada Shivaramakrishna; Hitesh Wankhede (Discret. Math., 2022)

On the eccentricity matrices of trees: Inertia and spectral symmetry. - Iswar Mahato; M. Rajesh Kannan (Discret. Math., 2022)

Gain distance matrices for complex unit gain graphs. - Aniruddha Samanta; M. Rajesh Kannan (Discret. Math., 2022)

Squared distance matrices of trees with matrix weights. - Iswar Mahato; M. Rajesh Kannan (AKCE Int. J. Graphs Comb., 2023)

Constructing cospectral graphs by unfolding non-bipartite graphs. - M. Rajesh Kannan; Pragada Shivaramakrishna; Hitesh Wankhede (Discret. Appl. Math., 2024)