29 citations · 114 across the 19 of their papers we have counts for
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math.SP2024
The relativistic rotated harmonic oscillator
A. Balmaseda, D. Krejcirik, J. M. Pérez-Pardo
We introduce a relativistic version of the non-self-adjoint operator obtained by a dilation analytic transformation of the quantum harmonic oscillator. While the spectrum is real a…
math.SP2013★ 29 cited
Self-adjoint extensions of the Laplace-Beltrami operator and unitaries at the boundary
Alberto Ibort, Fernando LLedó, Juan Manuel Pérez-Pardo
We construct in this article a class of closed semi-bounded quadratic forms on the space of square integrable functions over a smooth Riemannian manifold with smooth boundary. Each…