Activities | Brahadeesh Sankarnarayanan

Talks

Technical

2026-06-20 Teaching logical statements at the undergraduate level: Why one common definition gets in the way. Conference on the Practice of Teaching Undergraduate Mathematics (Krea University, Sri City).
2026-06-10 Intersection Graphs and Path Representations. 15th Prof. E. Sampathkumar Memorial Endowment Lecture. Annual Conference of the ADMA & International Conference on Discrete Mathematics (IIT Madras).
2026-06-02 Tight bounds on the Carathéodory and exchange numbers for \(\triangle\)-convexity spaces. Annual Meru Combinatorics Conference (IIT Bhilai).
2026-04-04 Competency-based Learning in Mathematics. Session at the STEM Teacher Training Program, organized (in association with Jodhpur Zila Parishad and Shiksha Vibhag) by the Centre for Education Technology (IIT Jodhpur).
2025-12-01 Nonstandard analysis: a gentle introduction. Discussion Meeting on Number Theory and Combinatorics (Evolve Back, Coorg).
2025-05-15 Bisection-closed families, tournaments, and symmetric designs. Geometry, Probability, and Algorithms (ICTS Bengaluru). [YouTube]
2025-04-28 Sunflowers and symmetric designs. Research seminar (IIT Jodhpur).
2024-11-21 Sunflowers and symmetric designs. Research Associate Seminar (ISI Bangalore Centre, Theoretical Statistics and Mathematics Unit).
2024-06-01 Some recent work on fractional intersecting families. Annual Meru Combinatorics Conference (Graphic Era Hill University, Bhimtal Campus).
2024-05-29 Sunflowers, tournaments, and symmetric designs. Institute Post-Doctoral Fellowship Seminar (IIT Bombay).
2024-03-02 Some recent work on fractional intersecting families. CSE Research Symposium (IIT Palakkad).

Popular & expository

2026-06-12 What Is Combinatorial Thinking? Summer School for Women in Mathematics and Statistics (ICTS Bengaluru). [YouTube]
2026-05-12 A Combinatorial Gem of Maryam Mirzakhani: List Colorings of Planar Graphs. One Day Symposium Celebrating Women in Mathematics (IIT Jodhpur).
2025-12-22 Counting the Infinite. Guest lecture on National Mathematics Day (online; “Prime Minister College of Excellence” Government College Makroniya Bujurg, Sagar, Madhya Pradesh).
2020-12-22 A Glimpse of Infinity. One day webinar program on National Mathematics Day (online; Raja Bhoj Govt. College Katangi, Balaghat, Madhya Pradesh).

Student talks and presentations

2026-07-15 Vaibhav Suvagiya. RAMO: A Verified MaxSAT Repair Oracle for Tabu Search on Ramsey 2-Colouring, A De-Confounded Negative Result. Summer Undergraduate Research at Jodhpur (IIT Jodhpur).
2026-07-15 B James Mejulan. Generators and Relations for Discrete Groups. Summer Undergraduate Research at Jodhpur (IIT Jodhpur).
2026-07-06 Yash Chawda. On the Majority Game Chromatic Number of Trees. Conference on Frontiers in Combinatorics - Topology, Algebra, and Data-Driven Insights (BITS Pilani, Pilani Campus).
2026-06-07 Yash Chawda. On the Majority Game Chromatic Number of Trees. Annual Conference of the ADMA & International Conference on Discrete Mathematics (IIT Madras).
2026-06-07 Vishnu. Tight Bounds on the Carathéodory and Exchange Numbers in \(\triangle\)-Convexity. Annual Conference of the ADMA & International Conference on Discrete Mathematics (IIT Madras).

Events organized

2026-05-16 Screening of Secrets of the Surface: The Mathematical Vision of Maryam Mirzakhani, a documentary film by George Csicsery. Organized under the Mathematics Society as a follow-up to the One Day Symposium Celebrating Women in Mathematics (IIT Jodhpur).
2026-03-08 Career Opportunities Beyond Academia: One-day interaction session with industry professionals; talks by Sagar Sawant and Priyanka Magar-Sawant (mathematicians at Raphe mPhibr Pvt. Ltd.) on transitioning from academia to industry research. Organized under the Mathematics Society (IIT Jodhpur).
2026-02-26 An Introductory Workshop on the Lean Theorem Prover. Three-day workshop on the Lean theorem prover, led by T. V. H. Prathamesh (Krea University); co-organized with Dilpreet Kaur and Kriti Goel (IIT Jodhpur).

Professional service

Reviewing

I review papers regularly for the following journals, conferences, and databases:

Memberships

Affiliate Member, American Mathematical Society
Associate Fellow, Institute of Combinatorics and its Applications
Life Member, Academy of Discrete Mathematics and Applications
Life Member, Indian Mathematical Society
Life Member, Mathematics Teachers' Association (India)

Conference roles

2026-09-07–11 Participated in discussion group on The list packing conjecture; proposed the problem and led the discussion group on The majority coloring game on trees. MATRIX-MFO Tandem Workshop: Combinatorial Interchange (MATRIX, Creswick, Australia).
2026-08-18 Session chair. Keynote lectures by Kapil Kant (Atal Bihari Vajpayee Indian Institute of Information Technology and Management, Gwalior) titled Projection methods for Volterra and Fredholm integral equations with mixed weakly singular kernels, and by Abhinav Jha (IIT Gandhinagar) titled Domain decomposition methods for implicit solvation models. Workshop on Advanced Methods in Integral Equations and Their Applications (IIT Jodhpur).
2026-07-06–10 Leader, discussion group on Extremal problems on fractional intersecting families. Conference on Frontiers in Combinatorics – Topology, Algebra and Data-Driven Insights (BITS Pilani, Pilani Campus).
2026-06-07 Session chair. 5th Prof. R. Balakrishnan Endowment Lecture, How to obtain the Tutte polynomials of graphs from representation-theoretic methods?, delivered by R. Venkatesh (IISc). 22nd Annual Conference of the ADMA & International Conference on Discrete Mathematics (IIT Madras).

Conferences and schools attended

Meetings I took part in without giving a talk or leading an activity.

2026-08-17–19 5th International Conference on Enumerative Combinatorics and Applications (University of Haifa, Israel; online).

Research grants

2026–2027 Research Initiation Grant (RIG), IIT Jodhpur. ₹ 4,00,000. Principal Investigator, CAT Lab.

Awards & honors

2024 Institute Post-Doctoral Fellowship, IIT Bombay.
2018 NBHM Research Award, National Board for Higher Mathematics.
2017 Joint CSIR–UGC National Eligibility Test for Junior Research Fellowship (CSIR–HRDG); All-India Rank 20/600 (Mathematical Science).
2017 Director's Gold Medal, IISER Bhopal. Awarded for outstanding all-round achievement and leadership in the BS–MS graduating class in all disciplines.
2016 Invited to Rashtrapati Bhavan for the “In-Residence” Program for Scholars from IITs, IISERs, and IISc. [press release] [NDTV interview]
2015, 2016 IASc–INSA–NASI Summer Research Fellowship.
2015 Member of the Indian contingent at the World Science Conference, Israel. [my interview of Nobel laureate Robert Aumann]
2012 INSPIRE Scholarship for Higher Education (SHE), Department of Science and Technology. Awarded for the BS–MS program at IISER Bhopal.

Student awards

2026-06-07 Contributed talks by Yash Chawda and Vishnu were shortlisted for the Prof. S. S. Shrikhande Memorial Endowment and Prof. R. Balakrishnan Endowment Best Paper Awards, and Yash won the Prof. S. S. Shrikhande Memorial Endowment Best Paper Award. 22nd Annual Conference of the ADMA & International Conference on Discrete Mathematics (IIT Madras).

Institutional service

IIT Jodhpur

2026– Member, Department-level committee for projection of new Executive BS program in Mathematics and Computing.
2026– Member, Department Postgraduate Committee (DPGC).
2026– Faculty Advisor, MTech (Data and Computational Sciences), Batch of 2026–2028.
2025– Member, Department-level committee for projection of new BS program in Mathematics and Computing.
2025–2026 Faculty Advisor, Mathematics Society, Board of Departmental Societies.

IIT Bombay

2023 Coordinator, Students' Seminar, Department of Mathematics.

IISER Bhopal

2016 President, Students Activity Council.
2013–2015 Coordinator, Mathematics Club.