(last updated on June 26, 2025)
Name and Contact Information
Name: Chandrasheel Bhagwat
Address: A 414, Main Building, Indian Institute of Science Education and Research, Homi Bhabha Road, Pashan, Pune - 411008, India.
Phone: (91) 20 2590 8148, Mobile Number : (91) 9763259249 email: chandrasheel dot bhagwat at gmail dot com
https://sites.google.com/site/chandrasheelbhagwat/
Work experience
Associate Professor in Mathematics, Indian Institute of Science Education and Research, Pune from January 2020.
Assistant Professor in Mathematics, Indian Institute of Science Education and Research, Pune from December 2014 to January 2020.
INSPIRE faculty in Mathematics, Indian Institute of Science Education and Research, Pune from March 2012 to November 2014.
Post doctoral fellow, Indian Institute of Science Education and Research, Pune from August 2011 to February 2012.
Education
Ph.D. Mathematics, Tata Institute of Fundamental Research, Mumbai, India, (2005-2011). Thesis title : On spectral analogues of strong multiplicity one theorem
Thesis advisor : Prof. C. S. Rajan
Master of Mathematics, Indian Statistical Institute, Bangalore, India, (2003-2005). • Bachelor of Science in Mathematics, University of Pune, India, (2000-2003).
Research Interests
Number Theory,
Special values of automorphic and motivic L-Functions,
Representation Theory of Lie Groups,
Spectral Theory of Differential operators on locally symmetric spaces,
Spectral Graph Theory
Galois theory and inverse Galois problem
Publications
1. Bhagwat C., and Rajan C. S., On a spectral analogue of the strong multiplicity one theorem, published online in Inter. Math. Res. Notices (IMRN), VOLUME 2011 NUMBER 18, p. 4059-4073, 2011.
2. Bhagwat C., and Rajan C. S., On a multiplicity one property for the length spectra of even-dimensional compact hyperbolic spaces, J. Number Theory, 131 (11), p. 2239-2244, 2011.
3. Bhagwat C., Pisolkar S., and Rajan C. S., Commensurability and representation equivalent arithmetic lattices, Inter. Math. Res. Notices (IMRN), Volume 2014, Issue 8, P. 2017–2036, 2014.
4. Bhagwat C., and Raghuram A., Ratios of periods for tensor product motives. Math. Res. Letters, 20 (2013) , No.4, 615-628.
5. Bhagwat C., On Deligne's periods for tensor product motives, Comptes Rendus Mathematique, 353 (3), p. 191-195, 2015.
6. Shekatkar S. M., Bhagwat C., Ambika G., Divisibility patterns of natural numbers as a complex network, Scientific Reports, 5:14280, 2015.
7. Bhagwat C., Pisolkar S., On uniform lattices in real semisimple groups, Proc. Amer. Math. Soc. 144(7) , p. 3151-3156, 2016.
8. Bhagwat C., Raghuram A., Endoscopy and the cohomology of GL(N), Bulletin of Iranian Math. Soc., Volume 43, Issue 4 (Special Issue), August 2017, Page 317-335, 2017.
9. Bhagwat C., Raghuram A., Special values of $L$-functions for orthogonal groups, Comptes Rendus Mathematique, 355 (3), p. 263-267, 2017.
10. Bhagwat C. and Ayesha Fatima, On The Length Spectra of Simple Regular Periodic Graphs, Volume 35, Issue 2, June 2020 pp. 139–147.
11. Bhagwat C. and Mondal S., On the growth of cuspidal cohomology of GL_4, Journal of Number Theory, Vol. 228, November 2021, Pages 162-173.
12. Bhagwat C. and Mondal S., Automorphic tensor products and cuspidal cohomology of the GL_4, International Journal of Number Theory Vol. 19, No. 05, pp. 1097-1110 (2023) (click here for the arXiv link.)
13.Bhagwat C. and Sachdeva G. Results on Strong multiplicity one theorem, Newyork Journal of Mathematics Vol. 30 (2024) (click here for the arXiv link.)
14. Bhagwat C., Mondal Kaustabh and Sachdeva G. On Infinitesimally τ-Isospectrality of Locally Symmetric Spaces, Canadian Mathematics Bulletin, Vol. 68 (1) (2025) (click here for the arXiv link).
15. Bhagwat C. and Jaiswal, Shubham, Cluster Magnification, Root Capacity, Unique Chains and Base Change, Accepted for publication in Proceedings-Mathematical Sciences (2025) (click here for the arXiv link).
16. Bhagwat C. and Jaiswal, Shubham, Right Splitting, Galois Correspondence, Galois Representations and Inverse Galois Problem Accepted for publication in Journal of Ramanujan Mathematical Society (2025) (click here for the arXiv link).
17. Bhagwat C. and Raghuram A., Eisenstein cohomology for orthogonal groups and the special Values of L-functions for GL_1×O(2n), Accepted for publication in Journal of the Institute of Mathematics of Jussieu (2025) (click here for the arXiv link.)
Invited talks and Academic Visits
Academic visit to Institute for Advanced Studies (IAS) Princeton, US during July 01-30, 2023 as a part of the summer collaboration program at IAS School of Mathematics.
Academic visit to Institut des Hautes Etudes Scientifiques (IHES), France during May 1-31, 2018
Visited and gave a mathematics seminar at Purdue University, October 2017.
Arithm ́etique, Geom ́etrie et Repr ́es ́entations, Seminaire franco-indian, IMJ, Paris in October 2017.
Representation Theory conference at National University of Singapore in April 2017.
Mathematics seminar at University of Maryland in June 2015
On L-functions in number theory and dynamics, series of talks at Savitribai Phule University, Pune in November 2014.
Awards and honours
DST-INSPIRE faculty award for the duration 2012-2017.
DST-SERB Early Career Research Award grant for the duration 2017-2020.
SERB MATRICS research grant for the duration 2019-2022.
Research Grant for the summer collaboration program at Institute for Advanced Studies, Princeton in July 2023.