ON THE UNIQUENESS OF THE EXTREMAL FUNCTIONS OF LANDAU TYPE PROBLEM FOR THE DIFFERENTIAL OFERATOR L_n+1（D）=multiply from i=0 to n （d-t_i）
Chen Han-lin;Hu Ying-sheng Institute of Mathematics. Academia Sinica. Beijing. China.

..............page:75-82

notice

..............page:119

PROBABILISIC CONCEPTS OF APPROXIMATION THEORY IN CONNEXION WITH OPERATOR SEMIGROUPS
Dietmar Pfeifer Institut fur Statistik und Wirtschaftsmathematik RWTH Aachen. Wullnerstr. 3 D-5100 Aachen;west Germany

..............page:93-118

ON A PROBLEM OF (0,2)INTERPOLATION
Xie Ting-fan Hangzhou University. China

..............page:57-63

INTERPOLATION THEOREMS ON CERTAIN HARDY-TYPE SPACES
Han Yong-sheng Math. Institute of Peking University Beijing. China

..............page:83-92

ON INTERPOLATION BY S₃¹(△_mn¹)（I）
Sha Zhen Zhejiang University;China

..............page:1-18

APPROXIMATION FOR CONTINUOUS PERIODIC FUNCTION OF SEVERAL VARIABLES AND ITS CONJUGATE FUNCTION BY RIESZ MEANS ON SET OF TOTAL MEASURE
Nang Kun-yang Department of Mathematics;Beijing Normal University Beijing. China

..............page:19-56

POINTWISE ESTIMATES FOR CONVEX POLYNOMIAL APPROXIMATION
Yu Xiang-ming Nanjing Normal University. China

..............page:65-74