EXPONENTIAL SUMS ON 𝔸n. IV

Author:

ADOLPHSON ALAN1,SPERBER STEVEN2

Affiliation:

1. Department of Mathematics, Oklahoma State University, Stillwater, Oklahoma 74078, USA

2. School of Mathematics, University of Minnesota, Minneapolis, Minnesota 55455, USA

Abstract

We find new conditions on a polynomial over a finite field that guarantee that the exponential sum defined by the polynomial has only one nonvanishing p-adic cohomology group, hence the L-function associated to the exponential sum is a polynomial or the reciprocal of a polynomial.

Publisher

World Scientific Pub Co Pte Lt

Subject

Algebra and Number Theory

Cited by 1 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Exponential sums nondegenerate relative to a lattice;Algebra & Number Theory;2009-12-25

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