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。
The existence of periodic solution to nonlinear functional difference equation is considered by using the topological degree, and a periodic solution of this problem is obtained.
利用拓扑度理论对一类非线性泛函差分方程周期解的存在性进行了讨论，得到该问题周期解的一个存在定理。
By using the contraction mapping principle, the boundary value problems for a second order functional difference equation are investigated. Existence and uniqueness results are obtained.
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。
Multivariable predictive functional control based on difference equation, which has more general applicability, is presented.
基于差分方程模型推导了多变量预测函数控制算法，使其具有更加广泛的适用性。
Multivariable predictive functional control based on difference equation, which has more general applicability, is presented.
基于差分方程模型推导了多变量预测函数控制算法，使其具有更加广泛的适用性。
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