Chinese Quarterly Journal of Mathematics ›› 2009, Vol. 24 ›› Issue (2): 284-289.

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Expansions and Improvements for Functions Approximation Based on F-operator

  

  1. 1. College of Information Science and Technology, Donghua University2. Mathematics and Physics Department, Henan Engineering College3. Department of Mathematics, Henan University
  • Received:2007-08-18 Online:2009-06-30 Published:2023-08-11
  • About author: DENG Shu-xian(1964-), male, native of Nangyang, Henan, an associate professor of Henan Institute of Engineering, engages in PDE.
  • Supported by:
     Supported by the National Science Foundation of Henan Provincial Office of Education(2008A110008); Supported by the Foundation and Front Engineering Research of Henan(072300410480);

Abstract: Through the further study on the problems of F-operator in this paper, some research results for f(x) approximated by F(f,x) are extended, some are refined precisely; meanwhile, the constant is improved further.

Key words: F-operator, approximation, continuous modulus, control

CLC Number: