Debmalya Sain
Assistant Professor
Department of Mathematics and Computing
Introduction
Dr. Debmalya Sain is an Assistant Professor in the Department of Mathematics and Computing at IIIT Raichur.
His primary research area is the geometry of Banach spaces, with a particular focus on orthogonality and its applications
in optimization problems, operator norm attainment, and differentiability properties in operator spaces.
He completed his Ph.D. in Mathematics from Jadavpur University in 2015.
He has been awarded multiple national and international postdoctoral fellowships, including those at the
Indian Institute of Science (IISc) and Universidad de Granada, Spain.
Dr. Sain has published more than 90 research articles in reputed international journals.
He is also involved in editorial activities and serves as a referee for several prestigious journals.
Research Interests
- Geometry of Banach Spaces
- Birkhoff-James Orthogonality
- Operator Spaces
- Optimization in Banach Spaces
Education
Ph.D. in Mathematics
Jadavpur University, Kolkata, India
Research Area: Birkhoff-James orthogonality in the geometry of normed linear spaces
Supervisor: Prof. Kallol Paul
M.Sc. in Mathematics
Jadavpur University, Kolkata, India
B.Sc. in Mathematics
Jadavpur University, Kolkata, India
Experience
- Assistant Professor, IIIT Raichur (2022 – Present)
- Maria Zambrano Postdoctoral Fellow, Universidad de Granada, Spain (May 2022 – Nov 2022)
- SERB N-PDF Fellow, Department of Mathematics, IISc (Jan 2021 – Apr 2022)
- Dr. D. S. Kothari Postdoctoral Fellow, Department of Mathematics, IISc (Apr 2017 – Apr 2020)
Honors & Achievements
- First Class First in both B.Sc. and M.Sc. (University Gold Medalist)
- Recipient of multiple international travel grants
- Editor of reputed mathematical journals
- Reviewer for several prestigious international journals
Sponsored Projects
Title: Applications of orthogonality in the geometry of Banach spaces and of linear operators
Sponsor: DST-SERB | Sanctioned Year: 2021–2023 | Role: Principal Investigator