Assistant Professor
Dept: Mathematics and Statistics (DMS)
E-mail: sayan.bagchi [at] iiserkol.ac.in

1. Bagchi, Sayan; Ganguly, Pritam; Sarkar, Jayanta and Thangavelu, Sundaram. 2023."An analogue of Ingham's theorem on the Heisenberg group." Mathematische Annalen, 387, 1073-1104
2. Bagchi, Sayan; Basak, Riju; Garg, Rahul and Ghosh, Abhishek. 2023."Sparse bounds for pseudo-multipliers associated to Grushin operators, I." Journal of Fourier Analysis and Applications, 29, 38
3. Bagchi, Sayan; Kumar, Ashisha and Sen, Suparna. 2023."Roe-Strichartz Theorem on two step nilpotent Lie groups." Mathematische Nachrichten, 296, 2691-270
4. Bagchi, S; Hait, S and Raani, K S Senthil. 2022."$L^p$-$L^q$ estimates for generalised spherical averages." Proceedings of Indian Academic of Science ( Mathematical Sciences), 132, 1-26
5. Bagchi, Sayan. 2021."Fourier multipliers on the Heisenberg group revisited." Studia Mathematica, 260, 241-272
6. Bagchi, Sayan; Hait, Sourav; Roncal, Luz and Thangavelu, Sundaram. 2021."On the maximal function associated to the spherical means on the Heisenberg group." New York Journal of Mathematics, 27, 631-675
7. Bagchi, Sayan and Thangavelu, Sundaram. 2018."Weighted norm inequalities for Weyl multipliers and Fourier multipliers on the Heisenberg group." Journal d’Analyse Mathématique, 136, 1-29
8. Bagchi, Sayan. 2018."Heisenberg uniqueness pairs corresponding to nite number of parallel lines." Advances in Mathematics, 325, 814-823
9. Bagchi, Sayan and Thangavelu, Sundaram. 2015."On Hermite psudo-multipliers." Journal of Functional Analysis, 268, 140-170