3 papers
math.FA2026
On Quasinormality of compact perturbations of the isometries
Susmita Das
We study the compact perturbations of an isometry on a separable Hilbert space and provide a complete characterization of when they are quasinormal. Based on that, we present a com…
math.FA2025
Zero Products of Toeplitz operators on the Hardy and Bergman spaces over an annulus
Susmita Das, E. K. Narayanan
We study the zero product problem of Toeplitz operators on the Hardy space and Bergman space over an annulus. Assuming a condition on the Fourier expansion of the symbols, we show…
cs.CL2024
A Survey on Automatic Online Hate Speech Detection in Low-Resource Languages
Susmita Das, Arpita Dutta, Kingshuk Roy +2
The expanding influence of social media platforms over the past decade has impacted the way people communicate. The level of obscurity provided by social media and easy accessibili…