We solve the Euler equation in all dimension at small time, for data with stratified regularity (D2 DELTA-1 conserves this type of regularity) and at large time in the 3D axisymmetrical case (without condition of sign), firstly for under-lipchitz speeds secondly in the vortex patches frame.
机构:
Univ Paris 11, Anal Numer Lab, F-91405 Orsay, France
Romanian Acad, Inst Math, Bucharest, Romania
Indiana Univ, Inst Sci Comp & Appl Math, Bloomington, IN USAUniv Paris 11, Anal Numer Lab, F-91405 Orsay, France