activity
20182025
most citedBlowup of cylindrically symmetric solutions for biharmonic NLS

1 citations · 4 across the 18 of their papers we have counts for

collaborators

19 papers

math.AP2025

Non-degeneracy and uniqueness of ground states to nonlinear elliptic equations with mixed local and nonlocal operators

Tianxiang Gou

This paper concerns the non-degeneracy and uniqueness of ground states to the following nonlinear elliptic equation with mixed local and nonlocal operators, $$ -Δu +(-Δ)^s u + λu=|…

math.AP2025

Fractional Morrey-Sobolev type embeddings and nonlocal subelliptic problems with oscillating nonlinearities on stratified Lie groups

Sekhar Ghosh, Tianxiang Gou, Vishvesh Kumar +1

In this paper, we establish the fractional Morrey-Sobolev type embeddings on stratified Lie groups. This extends and complements the Sobolev type embeddings derived in \cite{GKR}.…

math.AP2025

Radial symmetry, uniqueness and non-degeneracy of solutions to degenerate nonlinear Schrödinger equations

Tianxiang Gou

In this paper, we consider the radial symmetry, uniqueness and non-degeneracy of solutions to the degenerate nonlinear elliptic equation $$ -\nabla \cdot \left(|x|^{2a} \nabla u\ri…

math.AP2024

Radial 3D Focusing Energy Critical INLS equations with defocusing perturbation: Ground states, Scattering, and Blow-up

Tianxiang Gou, Mohamed Majdoub, Tarek Saanouni

We investigate the following inhomogeneous nonlinear Schrödinger equation in the radial regime, featuring a focusing energy-critical nonlinearity and a defocusing perturbation: $$…

math.AP2024

Uniqueness of positive solutions to fractional nonlinear elliptic equations with harmonic potential

Tianxiang Gou, Vicentiu D. Radulescu

In this paper, we establish the uniqueness of positive solutions to the following fractional nonlinear elliptic equation with harmonic potential \begin{align*} (-Δ)^s u+ \left(ω+|x…

math.AP2024

Blow-up of cylindrically symmetric solutions for Fractional NLS

Tianxiang Gou, Vicentiu D. Radulescu, Zhitao Zhang

In this paper, we consider blow-up of solutions to the Cauchy problem for the following fractional NLS, $$ \textnormal{i} \, \partial_t u=(-Δ)^s u-|u|^{2 σ} u \quad \text{in} \,\,…