Quantum optimal transport is cheaper
E Caglioti, F Golse, T Paul - Journal of Statistical Physics, 2020 - Springer
We compare bipartite (Euclidean) matching problems in classical and quantum mechanics.
The quantum case is treated in terms of a quantum version of the Wasserstein distance. We …
The quantum case is treated in terms of a quantum version of the Wasserstein distance. We …
Strong semiclassical approximation of Wigner functions for the Hartree dynamics
A Athanassoulis, T Paul, F Pezzotti… - arxiv preprint arxiv …, 2010 - arxiv.org
We consider the Wigner equation corresponding to a nonlinear Schroedinger evolution of
the Hartree type in the semiclassical limit $\hbar\to 0$. Under appropriate assumptions on …
the Hartree type in the semiclassical limit $\hbar\to 0$. Under appropriate assumptions on …
Optimal transport pseudometrics for quantum and classical densities
F Golse, T Paul - Journal of Functional Analysis, 2022 - Elsevier
This paper proves variants of the triangle inequality for the quantum analogues of the
Wasserstein metric of exponent 2 introduced in Golse et al.(2016)[13] to compare two …
Wasserstein metric of exponent 2 introduced in Golse et al.(2016)[13] to compare two …
Semiclassical limit of quantum dynamics with rough potentials and well‐posedness of transport equations with measure initial data
In this paper we study the semiclassical limit of the Schrodinger equation. Under mild
regularity assumptions on the potential U, which include Born‐Oppenheimer potential …
regularity assumptions on the potential U, which include Born‐Oppenheimer potential …
Semiclassical evolution with low regularity
F Golse, T Paul - Journal de Mathématiques Pures et Appliquées, 2021 - Elsevier
We prove semiclassical estimates for the Schrödinger-von Neumann evolution with C 1, 1
potentials and density matrices whose square root have either Wigner functions with low …
potentials and density matrices whose square root have either Wigner functions with low …
Finding closure: approximating Vlasov-Poisson using finitely generated cumulants
C Uhlemann - Journal of Cosmology and Astroparticle Physics, 2018 - iopscience.iop.org
Since dark matter almost exclusively interacts gravitationally, the phase-space dynamics is
described by the Vlasov-Poisson equation. A key characteristic is its infinite cumulant …
described by the Vlasov-Poisson equation. A key characteristic is its infinite cumulant …
Investigating the use of field solvers for simulating classical systems
We explore the use of field solvers as approximations of classical Vlasov-Poisson systems.
This correspondence is investigated in both electrostatic and gravitational contexts. We …
This correspondence is investigated in both electrostatic and gravitational contexts. We …
Localized instabilities of the Wigner equation as a model for the emergence of Rogue Waves
In this paper, we model Rogue Waves as localized instabilities emerging from
homogeneous and stationary background wavefields, under NLS dynamics. This is …
homogeneous and stationary background wavefields, under NLS dynamics. This is …
On the approximation of the von-Neumann equation in the semi-classical limit. Part I: Numerical algorithm
F Filbet, F Golse - Journal of Computational Physics, 2025 - Elsevier
We propose a new approach to discretize the von Neumann equation, which is efficient in
the semi-classical limit. This method is first based on the so called Weyl's variables to …
the semi-classical limit. This method is first based on the so called Weyl's variables to …
Strong and weak semiclassical limit for some rough hamiltonians
A Athanassoulis, T Paul - … Models and Methods in Applied Sciences, 2012 - World Scientific
We present several results concerning the semiclassical limit of the time-dependent
Schrödinger equation with potentials whose regularity does not guarantee the uniqueness …
Schrödinger equation with potentials whose regularity does not guarantee the uniqueness …