Abstract

CONTENTS § 0. Introduction § 1. Auxiliary propositions § 2. The general scheme of investigation of degenerate operators and generalized Weyl formulae § 3. The Schrödinger operator with homogeneous degenerate potential § 4. Differential operators in a bounded domain § 5. Differential operators in an unbounded domain § 6. Hypoelliptic pseudodifferential operators with multiple characteristics and discrete spectrum § 7. Pseudodifferential operators with multiple characteristics and spectrum accumulated to –0 References

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