Optimal semiclassical spectral asymptotics for differential operators with non-smooth coefficients
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DOI: 10.1007/s11868-023-00572-0
Abstract: We consider differential operators defined as Friedrichs extensions of quadratic forms with non-smooth coefficients. We prove a two-term optimal asymptotic for the Riesz means of these operators and thereby also reprove an optimal Weyl law… read more here.
Keywords: optimal semiclassical; non smooth; differential operators; spectral asymptotics ... See more keywords