对一类二阶非线性差分方程的解给出了几个振动或非振动的判定定理，并举例说明了定理的应用。

Some new criteria of oscillation or non-oscillation are presented for certain nonlinear second order difference equations. Several examples are given to illustrate the results.

youdao

研究了一类具有多个变滞量的变系数的二阶中立型差分方程的解的振动性，得到了该类方程振动及其解的一阶差分振动的充分条件。

The oscillation problem for a class of the second order neutral difference equations with several variable delay arguments and variable coefficients was studied.

youdao

研究了一类具有多个变滞量的变系数的二阶中立型差分方程的解的振动性，得到了该类方程振动及其解的一阶差分振动的充分条件。

The oscillation for a class of the second order neutral difference equations with several variable delay arguments and variable coefficients are studied.

youdao