Linearized Riccati Technique and (Non-)Oscillation Criteria for Half-Linear Difference Equations

نویسندگان

  • Ondřej Došlý
  • Simona Fišnarová
  • John R. Graef
چکیده

We consider the half-linear second-order difference equation Δ rkΦ Δxk ckΦ xk 1 0, Φ x : |x|p−2x, p > 1, where r, c are real-valued sequences. We associate with the above-mentioned equation a linear second-order difference equation and we show that oscillatory properties of the abovementioned one can be investigated using properties of this associated linear equation. Themain tool we use is a linearization technique applied to a certain Riccati-type difference equation corresponding to the above-mentioned one.

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تاریخ انتشار 2008