Estimates for the number of the points in the negative spectrum of a class of pseudo-differential operators

zbMATH Open0733.35087MaRDI QIDQ810304

Bernd Schmutzler

Publication date: 1990

Published in: Moscow University Mathematics Bulletin (Search for Journal in Brave)

zbMATH Keywords

negative spectrum

Mathematics Subject Classification ID

Asymptotic distributions of eigenvalues in context of PDEs (35P20) Fourier integral operators applied to PDEs (35S30)

Related Items (1)

On the number of points of the negative spectrum for quasielliptic operators

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