Electronic Journal of Differential Equations (Mar 2013)

Oscillation criteria for fourth-order nonlinear delay dynamic equations

  • Yunsong Qi,
  • Jinwei Yu

Journal volume & issue
Vol. 2013, no. 79,
pp. 1 – 17

Abstract

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We obtain criteria for the oscillation of all solutions to a fourth-order nonlinear delay dynamic equation on a time scale that is unbounded from above. The results obtained are illustrated with examples

Keywords