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math.AP2020
Measure-valued solutions and weak-strong uniqueness for the incompressible inviscid fluid-rigid body interaction
Matteo Caggio, Ondřej Kreml, Šárka Nečasová +2
We consider a coupled system of partial and ordinary differential equations describing the interaction between an isentropic inviscid fluid and a rigid body moving freely inside th…
math.AP2020
Shocks Make the Riemann Problem for the Full Euler System in Multiple Space Dimensions Ill-posed
Christian Klingenberg, Ondřej Kreml, Václav Mácha +1
The question of (non-)uniqueness of one-dimensional self-similar solutions to the Riemann problem for hyperbolic systems of gas dynamics in sets of multi-dimensional admissible wea…