48 citations · 95 across the 17 of their papers we have counts for
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math.AP2016★ 20 cited
The Maslov Index and the Spectra of Second Order Elliptic Operators
Yuri Latushkin, Selim Sukhtaiev
We consider second order elliptic differential operators on a bounded Lipschitz domain . Firstly, we establish a natural one-to-one correspondence between their self-adjoint ext…
math.AP2016
A bound for the eigenvalue counting function for Krein--von Neumann and Friedrichs extensions
Mark S. Ashbaugh, Fritz Gesztesy, Ari Laptev +2
For an arbitrary open, nonempty, bounded set , , and sufficiently smooth coefficients , we consider the closed, strictly positive, h…