activity
20242026
collaborators

9 papers

math.PR2026

Uniqueness for nonlinear Fokker-Planck equations with general diffusion terms and their associated nonlinear Markov processes

Viorel Barbu, Yuqi Li, Michael Röckner

This work is concerned with the uniqueness of distributional solutions to nonlinear Fokker-Planck equations with non-diagonal diffusion terms of type \begin{equation} u_{t}-\sum_{i…

math.AP2026

Wasserstein regularity of vorticity solutions to the 2D Navier-Stokes equations

Viorel Barbu

One proves that the the vorticity flow of 2D Navier Stokes equation can be identified with an absolutely continuous curve in Wasserstein space W_{p} where p\in [1,2}.

math.AP2026

Nonlocal, nonlinear Fokker-Planck equations and nonlinear martingale problems

Viorel Barbu, José Luís da Silva, Michael Röckner

This work is concerned with the existence of mild solutions and the uniqueness of distributional solutions to nonlinear Fokker-Planck equations with nonlocal operators , w…

math.AP2026

Probabilistic representation of solutions to the parabolic -Laplace equation

Viorel Barbu, Michael Röckner

This work is concerned with the probabilistic representation of solutions to the -Laplace evolution equation

math.PR2025

The Leibenson process

Viorel Barbu, Sebastian Grube, Marco Rehmeier +1

Consider the Leibenson equation \begin{equation*} \partial_t u = Δ_p u^q, \end{equation*} where for and , which is a simultaneo…

math.AP2025

Nonlinear Fokker-Planck equations with singular integral drifts and McKean-Vlasov SDEs

Viorel Barbu

One proves the well-posedness in the Sobolev space H^{-1} of nonlinear Fokker-Planck equations with singular drifts.Applications to existence of strong solutions to McKean-Vlasov e…