almost-periodic

常見例句

• Existence of almost periodic solutions for a class of pendular equations.
  一類擺動(dòng)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(shù)性質(zhì)討論了一致概周期矩陣函數(shù)的一些性質(zhì)。
• Since H. Bohr proposed the theory of almost periodic function, this field has been developed greatly.
  Bohr提出概周期函數(shù)理論以來;這一領(lǐng)域得到了很大的發(fā)展;其發(fā)展過程的一個(gè)主要特點(diǎn)就是其函數(shù)范圍不斷擴(kuò)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范爾概周期函數(shù)的傅立葉級(jí)數(shù)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(gè)定理，并用拓?fù)涠确椒ńo出簡潔的證明。
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