activity
20082025
most citedLagrangian flows for vector fields with gradient given by a singular integral

58 citations · 261 across the 47 of their papers we have counts for

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Showing 2017Show all

6 papers · 1 filter

math.AP2017

On the singular local limit for conservation laws with nonlocal fluxes

Maria Colombo, Gianluca Crippa, Laura V. Spinolo

We give an answer to a question posed in [P. Amorim, R. Colombo, and A. Teixeira, ESAIM Math. Model. Numerics. Anal. 2015], which can be loosely speaking formulated as follows. Con…

math.AP2017

Cellular mixing with bounded palenstrophy

Gianluca Crippa, Christian Schulze

We study the problem of optimal mixing of a passive scalar advected by an incompressible flow on the two dimensional unit square. The scalar solves the continuity equation…

math.AP2017

Polynomial mixing under a certain stationary Euler flow

Gianluca Crippa, Renato Lucà, Christian Schulze

We study the mixing properties of a scalar advected by a certain incompressible velocity field on the two dimensional unit ball, which is a stationary radial solution of th…

math.AP2017

Eulerian and Lagrangian solutions to the continuity and Euler equations with vorticity

Gianluca Crippa, Camilla Nobili, Christian Seis +1

In the first part of this paper we establish a uniqueness result for continuity equations with velocity field whose derivative can be represented by a singular integral operator of…

math.AP2017

Lagrangian solutions to the Vlasov-Poisson system with a point charge

Gianluca Crippa, Silvia Ligabue, Chiara Saffirio

We consider the Cauchy problem for the repulsive Vlasov-Poisson system in the three dimensional space, where the initial datum is the sum of a diffuse density, assumed to be bounde…

math.AP2017

Optimality of integrability estimates for advection-diffusion equations

Stefano Bianchini, Maria Colombo, Gianluca Crippa +1

We discuss integrability estimates for the solution of the advection-diffusion equation , where the velocity field $b \in L^r_t L^q…