Spectral Stability of the ∂¯ -Neumann Laplacian: The Kohn–Nirenberg Elliptic Regularization

Siqi Fu, Chunhui Qiu, Weixia Zhu

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper we study spectral stability of the ∂¯ -Neumann Laplacian under the Kohn–Nirenberg elliptic regularization. We obtain quantitative estimates for stability of the spectrum of the ∂¯ -Neumann Laplacian when either the operator or the underlying domain is perturbed.

Original languageEnglish (US)
Pages (from-to)3968-3987
Number of pages20
JournalJournal of Geometric Analysis
Volume31
Issue number4
DOIs
StatePublished - Apr 2021

All Science Journal Classification (ASJC) codes

  • Geometry and Topology

Keywords

  • Finite type condition
  • Pseudoconvex domain
  • The Kohn–Nirenberg elliptic regularization
  • The ∂¯ -Neumann Laplacian
  • Variational eigenvalue

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