collaborators

7 papers

math.AP2025

Structurally damped semilinear evolution equation for positive operators on Hilbert space

Aparajita Dasgupta, Lalit Mohan, Abhilash Tushir

In this study, we analyze a semilinear damped evolution equation under different damping conditions, including the undamped , effectively damped , critically da…

math.FA2025

Local Dispersive and Strichartz estimates for the Schrödinger equation associated to the Ornstein-Uhlenbeck operator

Aparajita Dasgupta, Uttam Kumar Dolai, Cheng Luo +1

In this paper we study the linear and nonlinear Schrödinger equations associated with the Ornstein-Uhlenbeck (OU) operator endowed with the Gaussian measure. While classical Stric…

math.AP2025

Fractional semilinear damped wave equation on the Heisenberg group

Aparajita Dasgupta, Shyam Swarup Mondal, Abhilash Tushir

This paper aims to investigate the Cauchy problem for the semilinear damped wave equation for the fractional sub-Laplacian , on the Heisenber…

math.AP2024

Non-harmonic analysis of the wave equation for Schrödinger operators with complex potential

Aparajita Dasgupta, Lalit Mohan, Shyam Swarup Mondal

This article investigates the wave equation for the Schrödinger operator on , denoted as , where is the standard Laplacian and is a…

math.AP2024

Global well-posedness of space-time fractional diffusion equation with Rockland operator on graded Lie group

Aparajita Dasgupta, Michael Ruzhansky, Abhilash Tushir

In this article, we examine the general space-time fractional diffusion equation for left-invariant hypoelliptic homogeneous operators on graded Lie groups. Our study covers import…

math.AP2024

Time-fractional discrete diffusion equation for Schrödinger operator

Aparajita Dasgupta, Shyam Swarup Mondal, Michael Ruzhansky +1

This article aims to investigate the semi-classical analog of the general Caputo-type diffusion equation with time-dependent diffusion coefficient associated with the discrete Schr…