数学物理学报(英文版) ›› 2000, Vol. 20 ›› Issue (2): 273-277.
丁毅
DING Yi
摘要:
In the paper, the author generalized the Hardy and Littlewood’s theorem to
Ba space, i.e. for all Pm satisfying 1 < = inf pm ≤ ≤ sup pm < ∞,m = 1, 2, · · · , and
− 1
pm
< s < 1 − 1
pm
, the following inequality
k|x|sHfkBa ≤ A,,sk|x|sfkBa
holds if and only if −1
< s < 1 − 1
.
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