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Itoh, K., Sakai, R. and Suzuki, N. (2015) An estimate for Derivative of the de la Vallée Poussin Mean. Mathematical Journal of Ibaraki University, 47, 1-18. https://doi.org/10.5036/mjiu.47.1

has been cited by the following article:

• TITLE: A Study of Weighted Polynomial Approximations with Several Variables (I)

  AUTHORS: Ryozi Sakai

  KEYWORDS: Weighted Polynomial Approximations with Several Variables, the Degree of Approximations

  JOURNAL NAME: Applied Mathematics, Vol.8 No.9, September 19, 2017

  ABSTRACT: In this paper, we investigate the weighted polynomial approximations with several variables. Our study relates to the approximation for by weighted polynomials. Then we will estimate the degree of approximation.