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math.AP2021★ 5 cited
Second order expansion for the nonlocal perimeter functional
Hans Knüpfer, Wenhui Shi
The seminal results of Bourgain, Brezis, Mironescu and Dávila show that the classical perimeter can be approximated by a family of nonlocal perimeter functionals. We consider a cor…
math.AP2021
Higher Regularity for the Signorini Problem for the Homogeneous, Isotropic Lamé System
Angkana Rüland, Wenhui Shi
In this note we discuss the (higher) regularity properties of the Signorini problem for the homogeneous, isotropic Lamé system. Relying on an observation by Schumann \cite{Schumann…