Abstract:
Direct theorems on the approximation of smooth functions by polynomials with integer coefficients are strengthened. First theorems on approximation by polynomials with natural coefficients are obtained.
Citation:
R. M. Trigub, “Approximation of Smooth Functions and Constants by Polynomials with Integer and Natural Coefficients”, Mat. Zametki, 70:1 (2001), 123–136; Math. Notes, 70:1 (2001), 110–122