We shall weaken the conditions of monotonicity given by Chandra [J. Math. Anal. Appl. 275 (2002) 13-26], where he investigated trigonometrical polynomials associated with f ∈ Lip (α, p) (0 < α ≤ 1, p ≥ 1) to approximate f in Lp-norm to the degree of O (n-α) (0 < α ≤ 1).
ASJC Scopus subject areas
- Applied Mathematics