Czechoslovak Mathematical Journal

, Volume 55, Issue 2, pp 349–363 | Cite as

Problems with one quarter

  • Jan Ohriska Kosice


In this paper two sequences of oscillation criteria for the self-adjoint second order differential equation (r(t)u′(t))′ + p(t)u(t) = 0 are derived. One of them deals with the case ∫ dt/r(t) = ∞, and the other with the case ∫ dt/r(t) < ∞.


oscillation theory 


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Copyright information

© Mathematical Institute, Academy of Sciences of Czech Republic 2005

Authors and Affiliations

  • Jan Ohriska Kosice
    • 1
  1. 1.Department of MathematicsP. J. Safarik UniversityKosiceSlovak Republic

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