The report deals with the equation \( (r(t)u^'(t))' + p(t)u(t) = 0 \) and renders effective sufficient conditions for its oscillation and non-oscillation in the case .
Cite this article
J. Ohriska, Oscillation Theorems for Non-Canonical Self-Adjoint Differential Equations of Second Order. Z. Anal. Anwend. 21 (2002), no. 2, pp. 515–520DOI 10.4171/ZAA/1091