ACTA MATHEMATICA UNIVERSITATIS COMENIANAE
Vol. LXXII, 2 (2003)
p. 223 – 228
Comparison Theorems for Pseudoconjugate Points of Half-linear
Ordinary Differential Equations of the Second Order
K. Rostas
Abstract. 
This paper generalizes well known comparison theorems for linear
differential equations of the second order to half-linear
differential equations of second order. We are concerned with
pseudoconjugate and deconjugate points of solutions of these
equations.
AMS subject classification: 
34C10;
Keywords: 
Half-linear differential equations, conjugate,
pseudoconjugate, deconjugate points, Picone's identity
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