A NOTE ON THE MEAN VALUE OF L-FUNCTIONS IN FUNCTION FIELDS

被引:11
作者
Andrade, Julio [1 ]
机构
[1] Univ Bristol, Sch Math, Bristol BS8 1TW, Avon, England
关键词
Mean values of L-functions; finite fields; function fields; hyperelliptic curves; class numbers;
D O I
10.1142/S1793042112500996
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
An asymptotic formula for the sum Sigma L(1, chi) is established for a family of hyperelliptic curves of genus g over a fixed finite field F-q as g -> infinity making use of the analog of the approximate functional equation for such L-functions. As a corollary, we obtain a formula for the average of the class number of the associated rings F-q[T, root D].
引用
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页码:1725 / 1740
页数:16
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