The criterion for k-smooth points of the Orlicz sequence space endowed with the Orlicz norm is proved. The necessary and sufficient conditions of k-smoothness of l M and l (M ) are obtained, respectively. Finally, w...The criterion for k-smooth points of the Orlicz sequence space endowed with the Orlicz norm is proved. The necessary and sufficient conditions of k-smoothness of l M and l (M ) are obtained, respectively. Finally, we give the counterexamples which show that previous results are not true.展开更多
基金Project supported by the National Natural Science Foundation of China (Grant No.10971129)
文摘The criterion for k-smooth points of the Orlicz sequence space endowed with the Orlicz norm is proved. The necessary and sufficient conditions of k-smoothness of l M and l (M ) are obtained, respectively. Finally, we give the counterexamples which show that previous results are not true.
基金Supported partially by the NSF(61877039)the NSFC/RGC Joint Research Scheme of China(12061160462 and N_CityU102/20)the NSF of Zhejiang Province(LY19F020013)。