A pair of compatible variations for Bernstein triangular polynomials Chang Geng zheFeng Yuyu OriginalPaper Pages: 1 - 10
A problem on simultaneous approximation and a conjecture of Hasson Zhou Songping OriginalPaper Pages: 11 - 14
On polynomial approximations to f a (Z)(z-a)−1 with complex a and some applications to certain non-hermitian matrices R. Freund OriginalPaper Pages: 15 - 31
Comparison between the best approximations by lacunary and ordinary polynomials Xu Shusheng OriginalPaper Pages: 33 - 45
On the approximation of the continuous functions by some Hermite-Fejer interpolation polynomials Tian JishanWang Ziyu OriginalPaper Pages: 63 - 67
A class of functions having the same best approximation for all Lp norms (1≦P≦∞) Shi Yingguang OriginalPaper Pages: 69 - 72
Extension to R + n+1 of singular integrals and fractional integrals Long RuilinNie Fusheng OriginalPaper Pages: 73 - 86
Weighted norm inequalities for the vectorvalued Hardy-Littlewood maximal functions of one parameter rectangles Shi Hongjian OriginalPaper Pages: 87 - 96
Direct and converse results for operators of Baskakov-Durrmeyer type M. Heilmann OriginalPaper Pages: 105 - 127