Analysis in Theory and Applications

, Volume 21, Issue 3, pp 216–225 | Cite as

WeightedL p -approximation by the modified neval operators

  • Dansheng Yu
  • Songping Zhou


The present paper gives a Jackson type estimate for Nevai operators under weighted Lp norm, and establishes the direct and converse theorems in some proper Besov spaces.

Key words

Nevai operator direct and converse theorem Besov space 

AMS(2000) subject classification

41A17 41A25 41A50 


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Copyright information

© Springer 2005

Authors and Affiliations

  • Dansheng Yu
    • 1
  • Songping Zhou
    • 2
  1. 1.Department of MathematicsHangzhou Teacher’s CollegeHangzhou, ZhejiangP. R. China
  2. 2.Institute of MathematicsZhejiang Sci-Tech UniversityHangzhou, ZhejiangP. R. China

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