Chinese Quarterly Journal of Mathematics ›› 1992, Vol. 7 ›› Issue (4): 63-67.

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On a Trigonometric Inequality of Vinogradov

  


  1. Ningxia University,Zhejiang Normal University Yinchuan
  • Received:1991-03-13 Online:1992-12-30 Published:2025-06-23

Abstract: In this paper, we improve an inequality of Vinogradov by analysis method.

Key words:  , trigonometry , sum, analysis , method, Vinogradov , inequality