Exponential Sums On An. IV

Alan Adolphson, Steven I Sperber

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

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.

Original languageEnglish (US)
Pages (from-to)747-764
Number of pages18
JournalInternational Journal of Number Theory
Volume5
Issue number5
DOIs
StatePublished - Sep 9 2009

Keywords

  • Exponential sum
  • L-function
  • p-adic cohomology

Fingerprint Dive into the research topics of 'Exponential Sums On An. IV'. Together they form a unique fingerprint.

Cite this