EXPONENTIAL SUM ESTIMATES OVER A SUBGROUP IN AN ARBITRARY FINITE FIELD

被引:19
作者
Bourgain, J. [1 ]
Glibichuk, A. [2 ]
机构
[1] Inst Adv Study, Princeton, NJ 08540 USA
[2] Univ Nacl Autonoma Mexico, Inst Matemat, Morelia 580899, Michoacan, Mexico
来源
JOURNAL D ANALYSE MATHEMATIQUE | 2011年 / 115卷
关键词
Arbitrary Element; Prime Order; Additive Character; Arbitrary Subset; Multiplicative Subgroup;
D O I
10.1007/s11854-011-0023-x
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let F-q be the finite field consisting of q = p(r) elements and psi an additive character of the field F-q. Take an arbitrary multiplicative subgroup H of size vertical bar H vertical bar > q(C/(log log q)) for some constant C > 0 not largely contained in any multiplicative shift of a subfield. We show that vertical bar Sigma(h is an element of H) psi(h)vertical bar = o(vertical bar H vertical bar). This means that H is equidistributed in F-q.
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页码:51 / 70
页数:20
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