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Archiv der Mathematik

, Volume 90, Issue 2, pp 140–143 | Cite as

An inequality for means with applications

  • Jan-Christoph Schlage-Puchta
Article
  • 59 Downloads

Abstract.

We show that an almost trivial inequality between the first and second moment and the maximal value of a random variable can be used to slightly improve deep theorems.

Mathematics Subject Classification (2000).

Primary 26D15 Secondary 11M06, 15A15, 20C30 

Keywords.

Inequality mean values fourth mean of Zeta-function Hadamardmatrices character degrees 

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Copyright information

©  2008

Authors and Affiliations

  1. 1.Mathematisches InstitutFreiburgGermany

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