Invariant Gibbs measures for the three dimensional cubic nonlinear wave equation

B Bringmann, Y Deng, AR Nahmod, H Yue - Inventiones mathematicae, 2024 - Springer
We prove the invariance of the Gibbs measure under the dynamics of the three-dimensional
cubic wave equation, which is also known as the hyperbolic Φ 3 4-model. This result is the …

Random tensors, propagation of randomness, and nonlinear dispersive equations

Y Deng, AR Nahmod, H Yue - Inventiones mathematicae, 2022 - Springer
We introduce the theory of random tensors, which naturally extends the method of random
averaging operators in our earlier work (Deng et al. in: Invariant Gibbs measures and global …

Invariant Gibbs measures and global strong solutions for nonlinear Schrödinger equations in dimension two

Y Deng, A Nahmod, H Yue - Annals of Mathematics, 2024 - projecteuclid.org
We consider the defocusing nonlinear Schrödinger equation on T^2 with Wick ordered
power nonlinearity, and prove almost sure global well-posedness with respect to the …

Invariant Gibbs measures for the three-dimensional wave equation with a Hartree nonlinearity II: Dynamics

B Bringmann - Journal of the European Mathematical Society, 2023 - ems.press
Invariant Gibbs measures for the three-dimensional wave equation with a Hartree nonlinearity
II: Dynamics Page 1 © 2023 European Mathematical Society Published by EMS Press and …

Paracontrolled approach to the three-dimensional stochastic nonlinear wave equation with quadratic nonlinearity

M Gubinelli, H Koch, T Oh - Journal of the European Mathematical …, 2023 - ems.press
Using ideas from paracontrolled calculus, we prove local well-posedness of a renormalized
version of the three-dimensional stochastic nonlinear wave equation with quadratic …

[HTML][HTML] Invariant Gibbs measure and global strong solutions for the Hartree NLS equation in dimension three

Y Deng, AR Nahmod, H Yue - Journal of Mathematical Physics, 2021 - pubs.aip.org
In this paper, we consider the defocusing Hartree nonlinear Schrödinger equations on T 3
with real-valued and even potential V and Fourier multiplier decaying such as| k|− β. By …

Invariant Gibbs measures for the three-dimensional wave equation with a Hartree nonlinearity I: measures

B Bringmann - Stochastics and Partial Differential Equations: Analysis …, 2022 - Springer
In this two-paper series, we prove the invariance of the Gibbs measure for a three-
dimensional wave equation with a Hartree nonlinearity. The main novelty is the singularity of …

Solving the 4NLS with white noise initial data

T Oh, N Tzvetkov, Y Wang - Forum of Mathematics, Sigma, 2020 - cambridge.org
We construct global-in-time singular dynamics for the (renormalized) cubic fourth-order
nonlinear Schrödinger equation on the circle, having the white noise measure as an …

Global well-posedness of the stochastic Abelian-Higgs equations in two dimensions

B Bringmann, S Cao - arxiv preprint arxiv:2403.16878, 2024 - arxiv.org
We prove the global well-posedness of the stochastic Abelian-Higgs equations in two
dimensions. The proof is based on a new covariant approach, which consists of two parts …

Almost sure scattering for the energy critical nonlinear wave equation

B Bringmann - American Journal of Mathematics, 2021 - muse.jhu.edu
We study the defocusing energy critical nonlinear wave equation in four dimensions. Our
main result proves the stability of the scattering mechanism under random perturbations of …