almost-period

常见例句

Existence of almost periodic solutions for a class of pendular equations.
一類擺動方程概周期解的存在性。
By using properties of scalar almost periodic function, properties of uniform almost periodic matrix function are discussed.
摘要利用純量概周期函數性質討論了一致概周期矩陣函數的一些性質。
Since H. Bohr proposed the theory of almost periodic function, this field has been developed greatly.
Bohr提出概周期函數理論以來;這一領域得到了很大的發展;其發展過程的一個主要特點就是其函數範圍不斷擴大.
The authors investigate the Fourier series of Weyl almost periodic functions by the new definition and prove the Parseval's equality.
通過新形式的定義研究範爾概周期函數的傅立葉級數和帕塞瓦爾等式。
A nonlinear Volterra integrodifferential equation is investigated. The existence and uniqueness of almost periodic solutions for the equation is obtained.
研究非線性Volterra方程概周期解,得到方程存在唯一概周期解的一組充分條件。
Using the method of topological degree, we prove the existences of positive almost periodic solutions for a generalizaed infectious diseases model equation.
摘要給出推廣的傳染病方程正概周期解存在的一個定理，竝用拓撲度方法給出簡潔的証明。