Journal of Beijing University of Posts and Telecommunications

  • EI核心期刊

JOURNAL OF BEIJING UNIVERSITY OF POSTS AND TELECOM ›› 1999, Vol. 22 ›› Issue (4): 30-33.

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Existential Condition Guaranteeing the Solutionof the Two-Scale Difference Equations

Yuan Chaowei, Chen Jiafang   

  1. Department of Basic Science, Beijing University of Posts andTelecommunications, Beijing 100876
  • Received:1999-06-20 Online:1999-11-10

Abstract: We establish a necessary codition to guarantee the solutions of Two-Scale difference equation 公式, Where K≥2 is an integer, and 公式, if nonzero solution f∈CL, which is 公式 where 0≤r<L.

Key words: wavelets, difference equations, continuously differentiable solution

CLC Number: