2 papers
physics.flu-dyn2023
Formation of Thermal Vortex Rings
Paweł Jędrejko, Jun-Ichi Yano, Marta Wacławczyk
An evolution of a spherical region, subjected to uniform buoyancy force, is investigated. Incompressibility and axial symmetry are assumed, together with a buoyancy discontinuity a…
math-ph2006
Application of Lie group analysis to functional differential equations
Martin Oberlack, Marta Waclawczyk
In the present paper the classical point symmetry analysis is extended from partial differential to functional differential equations with functional derivatives. In order to perfo…