By discussing a class of the neutral difference equation with several delay arguments, the author deduces a necessary and sufficient condition for the existence of bounded positive solutions.
考虑一类含有多个滞量的中立型差分方程，获得了该方程存在有界正解的一个充分必要条件。
The alternating direction difference method for the two-dimensional nonlinear delay parabolic differential equation is given.
研究二维非线性延迟抛物型微分方程交替方向差分方法。
This paper made use of oscillations of delay differential equation and difference equation, established oscillation criteria for nonlinear difference equation with continuous argument.
通过时滞微分方程和离散差分方程的振动性，建立了具有连续变量的非线性差分方程的振动性条件。
A class of neutral difference equation with delay is considered and a sufficient condition for the oscillation of the equations is obtained.
考虑一类时滞差分方程的振动性，得到了该方程振动的一个充分条件。
Based on the relationship between the group delay function and the cepstral coefficients, the denominator polynomial coefficients can be determined through a nonlinear recursive difference equation.
该方法是基于最小相位滤波器的复倒谱系数和其群迟延函数以及其系统函数之间的关系，通过一个非线性的递归方程求解分母多项式的系数。
Based on the relationship between the group delay function and the cepstral coefficients, the denominator polynomial coefficients can be determined through a nonlinear recursive difference equation.
该方法是基于最小相位滤波器的复倒谱系数和其群迟延函数以及其系统函数之间的关系，通过一个非线性的递归方程求解分母多项式的系数。
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