Necessary conditions and sufficient conditions for disfocality and disconjugacy of a differential equation

DOI10.2140/pjm.1979.81.379zbMath0378.34027OpenAlexW1970491240WikidataQ115230813 ScholiaQ115230813MaRDI QIDQ1246823

Uri Elias

Publication date: 1979

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

Full work available at URL: https://doi.org/10.2140/pjm.1979.81.379

zbMATH Keywords

DISCONJUGADISFOCALITYOSCILLATIONS OF SOLUTIONS

Mathematics Subject Classification ID

Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10)

Related Items (10)

Structure of the solution space of certain linear equations ⋮ Characterization of non-disconjugacy for a one parameter family of \(n \mathrm{th}\)-order linear differential equations ⋮ Disconjugacy characterization by means of spectral \((k, n - k)\) problems ⋮ Lyapunov's type inequalities for fourth-order differential equations ⋮ Comparison theorems of Hille-Wintner type for disconjugate linear differential equations ⋮ Distribution of zeros and disconjugacy of fourth order differential equations ⋮ Generalized disconjugacy and comparison theorems ⋮ Integral comparison theorems and extremal points for linear differential equations ⋮ Generalizations of an inequality of Kiguradze ⋮ Generalized comparison theorems for disfocality types of the equation \(L_ ny+py=0\)

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