A limit-point criterion for separated Dirac operators and a little known result on Riccati's equation

DOI10.1007/BF01229544zbMath0272.34035MaRDI QIDQ2264243

Hubert Kalf

Publication date: 1972

Published in: Mathematische Zeitschrift (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/171821

Mathematics Subject Classification ID

Weyl theory and its generalizations for ordinary differential equations (34B20) Ordinary differential operators (34L99)

Related Items

Dissipative eigenvalue problems for a singular Dirac system ⋮ The Dirac equation with an anomalous magnetic moment ⋮ Spectral stability of the Coulomb--Dirac Hamiltonian with anomalous magnetic moment ⋮ Deficiency indices of singular Schrödinger operators ⋮ On the number of eigenvalues in the spectral gap of a Dirac system ⋮ On the contribution of the Coulomb singularity of arbitrary charge to the Dirac Hamiltonian

Cites Work

• Oszillationsmethoden für Systeme gewöhnlicher Differentialgleichungen
• ON THE NATURE OF THE SPECTRUM IN PROBLEMS OF RELATIVISTIC QUANTUM MECHANICS
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