Konstantin Kornev, Alexander Vasil'ev
2018 Proceedings of the American Mathematical Society  
This article deals with the application of the methods of geometric function theory to the investigation of the free boundary problem for the equation describing flows in an unbounded simply-connected plane domain. We prove the invariance of some geometric properties of a moving boundary.
doi:10.1090/s0002-9939-00-05348-x fatcat:pnp6i3zg3feujmkum5umpm3rxq