Asymptotic Analysis and Uniqueness of blowup solutions of non-quantized singular mean field equations

D Bartolucci, W Yang, L Zhang - arXiv preprint arXiv:2401.12057, 2024 - arxiv.org
For singular mean field equations defined on a compact Riemann surface, we prove the
uniqueness of bubbling solutions as far as blowup points are either regular points or non …

On the global bifurcation diagram of the Gelfand problem

D Bartolucci, A Jevnikar - Analysis & PDE, 2021 - msp.org
For domains of first kind we describe the qualitative behavior of the global bifurcation
diagram of the unbounded branch of solutions of the Gelfand problem crossing the origin. At …

Qualitative analysis for Moser-Trudinger nonlinearities with a low energy

P Luo, K Pan, S Peng - arXiv preprint arXiv:2210.12604, 2022 - arxiv.org
We are concerned with the Moser-Trudinger problem\begin {equation*}\begin {cases}-\Delta
u=\lambda ue^{u^ 2}~~ &\mbox {in}~\Omega,\\[0.5 mm] u> 0~~ & {\text {in}~\Omega},\\[0.5 …

Uniqueness of bubbling solutions of mean field equations with non-quantized singularities

L Wu, L Zhang - Communications in Contemporary Mathematics, 2021 - World Scientific
For singular mean field equations defined on a compact Riemann surface, we prove the
uniqueness of bubbling solutions if some blowup points coincide with the singularities of the …

Morse indices of the solutions to the inhomogeneous elliptic equation with exponentially dominated nonlinearities

T Sato, T Suzuki - Annali di Matematica Pura ed Applicata (1923-), 2023 - Springer
In this paper, we study several relations of Morse indices of the blow-up solutions to the
exponentially dominated elliptic boundary problem in two dimensions. We also study the …

Non-uniqueness of blowing-up solutions to the Gelfand problem

L Battaglia, M Grossi, A Pistoia - Calculus of Variations and Partial …, 2019 - Springer
We consider the Gelfand problem {-Δ u= ρ^ 2V (x) e^ u&\quad in Ω\u= 0&\quad on ∂ Ω.,-Δ
u= ρ 2 V (x) eu in Ω u= 0 on∂ Ω, where Ω Ω is a planar domain and ρ ρ is a positive small …

On the global bifurcation diagram of the equation in dimension two

D Bartolucci, A Jevnikar, R Wu - arXiv preprint arXiv:2306.16990, 2023 - arxiv.org
The aim of this note is to present the first qualitative global bifurcation diagram of the
equation $-\Delta u=\mu| x|^{2\alpha} e^ u $. To this end, we introduce the notion of domains …

On the global bifurcation diagram of the equation in dimension two

D Bartolucci, A Jevnikar, R Wu - Differential and Integral Equations, 2024 - projecteuclid.org
The aim of this note is to present the first qualitative global bifurcation diagram of the
equation $-\Delta u=\mu| x|^{2\alpha} e^{u} $. To this end, we introduce the notion of …

Mean field equations on tori: existence and uniqueness of evenly symmetric blow-up solutions

D Bartolucci, C Gui, Y Hu, A Jevnikar… - arXiv preprint arXiv …, 2019 - arxiv.org
We are concerned with the blow-up analysis of mean field equations. It has been proven in
[6] that solutions blowing-up at the same non-degenerate blow-up set are unique. On the …

[HTML][HTML] Local uniqueness and non-degeneracy of blow up solutions of mean field equations with singular data

D Bartolucci, A Jevnikar, Y Lee, W Yang - Journal of Differential Equations, 2020 - Elsevier
We are concerned with the mean field equation with singular data on bounded domains. By
assuming a singular point to be a critical point of the 1-vortex Kirchhoff-Routh function, we …