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Krein's Resolvent Formula for Self-Adjoint Extensions of Symmetric Second Order Elliptic Differential Operators

Analysis of PDEs 2009-11-13 v3 Mathematical Physics math.MP

Abstract

Given a symmetric, semi-bounded, second order elliptic differential operator on a bounded domain with C1,1C^{1,1} boundary, we provide a Krein-type formula for the resolvent difference between its Friedrichs extension and an arbitrary self-adjoint one.

Keywords

Cite

@article{arxiv.0804.3312,
  title  = {Krein's Resolvent Formula for Self-Adjoint Extensions of Symmetric Second Order Elliptic Differential Operators},
  author = {Andrea Posilicano and Luca Raimondi},
  journal= {arXiv preprint arXiv:0804.3312},
  year   = {2009}
}

Comments

Final version, to appear in J. Phys. A: Math. Theor