almost-periodic

基本解释

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。