activity
20092026
most citedMulti-bubble nodal solutions for slightly subcritical elliptic problems in domains with symmetries

22 citations · 42 across the 13 of their papers we have counts for

collaborators

15 papers

math.AP2026

Higher-order criteria and sharpness for blow-up at quantized singularities in Liouville equations

Teresa D'Aprile, Juncheng Wei, Lei Zhang

This work is devoted to the study of blow-up phenomena for solutions of \[-Δu=λV(x)|x|^{2N}e^v,\quad \mbox{in}\quad B_1,\quad v=0\quad \mbox{on}\quad \partial B_1. \] where d…

math.AP2026

Second order classification for singular Liouville equations with a coefficient function

Teresa D'Aprile, Juncheng Wei, Lei Zhang

In this article we are concerned with the existence of blow-up solutions to the following boundary value problem $$-Δv= λV(x) |x|^2e^v\;\mbox{in}\quad B_1,\quad v=0 \;\mbox{ on }\q…

math.AP2024

High Order Vanishing Theorems for Nonsimple Blowup Solutions of Singular Liouville Equation

Teresa D'Aprile, Juncheng Wei, Lei Zhang

For a singular Liouville equation, it is plausible that a non-simple blowup phenomenon occurs around a quantized singular pole. The presence of complex blowup profiles of bubbling…

math.AP2023

On the construction of non-simple blow-up solutions for the singular Liouville equation with a potential

Teresa D'Aprile, Juncheng Wei, Lei Zhang

We are concerned with the existence of blowing-up solutions to the following boundary value problem $$-Δu= λV(x) e^u-4πN δ_0\;\mbox{ in } B_1,\quad u=0 \;\mbox{ on }\partial B_1,$$…

math.AP2022★ 1 cited

On Non-simple blowup solutions of Liouville equation

Teresa D'Aprile, Juncheng Wei, Lei Zhang

For Liouville equation with quantized singular sources, the non-simple blowup phenomenon has been a major difficulty for years. It was conjectured by the first two authors that the…

math.AP2021★ 3 cited

Blow-up phenomena for the Liouville equation with a singular source of integer multiplicity

Teresa D'Aprile

We are concerned with the existence of blowing-up solutions to the following boundary value problem $$-Δu= \la a(x) e^u-4πN δ_0\;\hbox{ in } Ω,\quad u=0 \;\hbox{ on }\partial Ω,$$…

math.AP2017★ 1 cited

Prescribed Gauss curvature problem on singular surfaces

Teresa D'Aprile, Francesca De Marchis, Isabella Ianni

We study the existence of at least one conformal metric of prescribed Gaussian curvature on a closed surface admitting conical singularities of orders 's at points 's…

math.AP2015

Equilibria of point-vortices on closed surfaces

Teresa D'Aprile, Pierpaolo Esposito

We discuss the existence of equilibrium configurations for the Hamiltonian point-vortex model on a closed surface . The topological properties of determine the occurrence of…

math.AP2014★ 2 cited

Asymmetric blow-up for the SU(3) Toda System

Teresa D'Aprile, Angela Pistoia, David Ruiz

We consider the so-called Toda system in a smooth planar domain under homogeneous Dirichlet boundary conditions. We prove the existence of a continuum of solutions for which both c…

math.AP2014★ 3 cited

A continuum of solutions for the SU(3) Toda System exhibiting partial blow-up

Teresa D'Aprile, Angela Pistoia, David Ruiz

In this paper we consider the so-called Toda System in planar domains under Dirichlet boundary condition. We show the existence of continua of solutions for which one component is…

math.AP2012

Solutions with multiple alternate sign peaks along a boundary geodesic to a semilinear Dirichlet problem

Teresa D'Aprile, Angela Pistoia

We study the existence of sign-changing multiple interior spike solutions for the following Dirichlet problem {equation*}\e^2Δv-v+f(v)=0\hbox{in}Ω,\quad v=0 \hbox{on}\partial Ω,{eq…

math.AP2012

Multiple blow-up solutions for the Liouville equation with singular data

Teresa D'Aprile

We study the existence of solutions with multiple concentration to the following boundary value problem $$-Δu=\e^2 e^u-4π\sum_{p\in Z}α_p δ_{p}\;\hbox{in} Ω,\quad u=0 \;\hbox{on}\p…

math.AP2012★ 10 cited

On the profile of sign changing solutions of an almost critical problem in the ball

Thomas Bartsch, Teresa D'Aprile, Angela Pistoia

We study the existence and the profile of sign-changing solutions to the slightly subcritical problem $$ -\De u=|u|^{2^*-2-\eps}u \hbox{in} \cB, \quad u=0 \hbox{on}\partial \cB, $$…

math.AP2012★ 22 cited

Multi-bubble nodal solutions for slightly subcritical elliptic problems in domains with symmetries

Thomas Bartsch, Teresa D'Aprile, Angela Pistoia

We study the existence of sign-changing solutions with multiple bubbles to the slightly subcritical problem $$-Δu=|u|^{2^*-2-\e}u \hbox{in}Ω, \quad u=0 \hbox{on}\partial Ω,$$ where…

math.AP2009

Positive and sign-changing clusters around saddle points of the potential for nonlinear elliptic problems

Teresa D'Aprile, David Ruiz

We study the existence of positive and sign-changing multipeak solutions for the stationary Nonlinear Schroedinger Equation. Here no symmetry on is assumed. It is known that th…