Research
Research
Journal Publications
Christopher Duffy, PPD., Sandeep R. B. and Sagnik Sen, On deeply critical oriented cliques, J. Graph Theory. 2023; 104: 150–159.
PPD and Eric Sopena, On the oriented achromatic number of graphs, Discrete Applied Mathematics, 2024; 347:48–61.
Sandip Das, Koushik Kumar Dey, PPD and Sagnik Sen, Counting the minimum number of arcs in an oriented graph having weak diameter 2, Discrete Applied Mathematics, 2025; 364: 222-236.
Tapas Das, Florent Foucaud, Clara Marcille, PPD and Sagnik Sen, Monitoring arc-geodetic sets of oriented graphs, Theoretical Computer Science, 2025; Volume 1031: 115079.
Conference Publications
Duffy, C., Pavan, P.D., Sandeep, R.B., Sen, S. (2021). On Deeply Critical Oriented Cliques. In: Nešetřil, J., Perarnau, G., Rué, J., Serra, O. (eds) Extended Abstracts EuroComb 2021. Trends in Mathematics, vol 14, pp 631-636. Birkhäuser, Cham.
Submitted to journal/In preparation
2. Tapas Das, PPD, Taruni S and Sagnik Sen, Fundamentals of pushable homomorphisms of oriented graphs (In preparation)
1. Tapas Das, PPD, Taruni S and Sagnik Sen, On arc-density of pushably $3$-critical graphs: applying potential method on oriented graphs (In preparation)