Abstract
We consider nonselfadjoint perturbations of semiclassical harmonic oscillators. Under appropriate dynamical assumptions, we establish some spectral estimates such as upper bounds on the resolvent near the real axis when no geometric control condition is satisfied.
Citation
Víctor Arnaiz. Gabriel Rivière. "Semiclassical asymptotics for nonselfadjoint harmonic oscillators." Pure Appl. Anal. 2 (2) 427 - 445, 2020. https://doi.org/10.2140/paa.2020.2.427
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