Conjugate Transforms on Dyadic Group

被引:0
|
作者
Goginava, U. [1 ]
Saatashvili, A. [2 ]
机构
[1] United Arab Emirates Univ, Al Ain, U Arab Emirates
[2] MIT, Cambridge, MA 02139 USA
关键词
conjugate Walsh transform; Martingale transform; convergence in norm; WALSH; INEQUALITY; SERIES;
D O I
10.3103/S1068362321010027
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper we study the properties of the Lebesgue constant of the conjugate trans- forms. For conjugate Fejer means we will find necessary and sufficient condition on t for which the estimation E vertical bar(sigma) over tilde ((t))(n)f vertical bar <= cE vertical bar f vertical bar holds. We also prove that for dyadic irrational t, L log L is the maximal Orlicz space for which the estimation E vertical bar(sigma) over tilde ((t))(n)f vertical bar <= c(1) +c(2)E(vertical bar f vertical bar log(+) vertical bar f vertical bar) is valid.
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页码:9 / 22
页数:14
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