On the Essential Spectra of Ordinary Differential Operators

DOI10.2307/2372657zbMath0056.08304OpenAlexW2332466011MaRDI QIDQ5828203

Philip Hartman

Publication date: 1954

Published in: American Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2372657

zbMATH Keywords

Ordinary differential equations

Related Items

Riccati scheme for integrating nonlinear systems of differential equations, On the absolute continuity of Schrödinger operators with spherically symmetric, long-range potentials, II