first order difference equation [数] 一阶差分方程
second order difference equation 二阶差分方程
n order difference equation n阶差分方程
n-order difference equation n阶差分方程
nth order difference equation n阶差分方程
high order difference equation 高阶差分方程
forth-order difference equation 四阶差分方程
Under the circumstance of the real time monitor for the low-frequency variables, the method of one order difference equation has been proposed. At last, an example of its application is given.
对缓时变物理量的实时监测的情况，采取了一阶差分方程取代的方法。
Then for higher order chaotic discrete-time system, the approach discussed can be degraded to one order difference equation. As a result, chaotic discrete-time system can be easily solved by Matlab.
对于高阶离散混沌系统也可以采用上面的变换将系统降阶，变成一阶差分方程组进行求解，从而离散混沌系统都可以通过简单的编程实现数值仿真。
By using the contraction mapping principle, the boundary value problems for a second order functional difference equation are investigated.
利用压缩映照定理，研究了一个二阶泛函差分方程边值问题，得到存在和唯一性定理。
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