Subrahmanyam Kalyanasundaram

Subrahmanyam Kalyanasundaram

Associate Professor

Department of Computer Science and Engineering

IIT Hyderabad

About Me

I am a faculty member at the CSE Department, IIT Hyderabad. I am part of the Theory group.

Research Interests

I am interested in all aspects of Theoretical Computer Science. I have worked on Complexity Theory, Combinatorics and Graph Algorithms.



Recent Publications

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(2023). Traffic Intersections as Agents: A model checking approach for analysing communicating agents. Proceedings of the 38th ACM/SIGAPP Symposium on Applied Computing - SAC 2023, Tallinn, Estonia.


(2022). A tight bound for conflict-free coloring in terms of distance to cluster. Discrete Mathematics, Volume 345, Issue 11, Article 113058.

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(2022). Vertex partitioning problems on graphs with bounded tree width. Discrete Applied Mathematics, Volume 319, pages 254 - 270.

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(2022). Conflict-Free Coloring on Claw-Free Graphs and Interval Graphs. Proceedings of the 47th International Symposium on Mathematical Foundations of Computer Science - MFCS 2022, Vienna, Austria.

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(2022). Conflict-Free Coloring Bounds on Open Neighborhoods. Algorithmica, Volume 84, pages 2154-2185.

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Ph.D. Students

M.Tech. Students

  • Sangram Kapre. Aug 2011 - July 2013
  • Anubhav Jain. Aug 2011 - July 2014
  • Natti Bhuvana Sai. Aug 2013 - July 2015
  • Yogesh Charan. Aug 2013 - July 2015
  • Rajeev Ranjan. Aug 2016 - July 2018
  • Darivemula Mamatha Rani. Aug 2018 - July 2020
  • Soumyakanta Sahoo. Aug 2019 - July 2021
  • Prashanth Vaidya. Aug 2020 - July 2022


This semester (January - April 2023)

Taught over NPTEL

Previous semesters ( full list)

I usually teach courses in the area of Theoretical Computer Science. Courses that I have offered in the past fall into broadly two categories — graduate level elective courses and undergraduate level core courses such as Data Structures, Algorithms and Theory of Computation. Click here to see the full list of courses.


  • +91 40 2301 6355
  • Room 402, Academic Block B,
    IIT Hyderabad,
    Kandi, Sangareddy, 502285
  • Email me to set up an appointment