Skip to main content

Invariant means on double coset spaces

Abstract

In this paper we study invariant means on and amenability of double coset spaces. We prove the amenability of Gelfand pairs. As an application we prove a stability theorem for a functional equation related to spherical functions.

This is a preview of subscription content, access via your institution.

References

  1. N. Bourbaki, Integration. I. Chapters 1–6 (Springer, Berlin, 2004)

    MATH  Google Scholar 

  2. E. Hewitt, K.A. Ross, Abstract Harmonic Analysis, vol. I (Springer, Berlin, 1979)

    MATH  Google Scholar 

  3. G. van Dijk, Introduction to Harmonic Analysis and Generalized Gelfand Pairs (Walter de Gruyter & Co., Berlin, 2009)

    Book  MATH  Google Scholar 

  4. F.P. Greenleaf, Invariant Means on Topological Groups and Their Applications (Van Nostrand Reinhold Co., New York, 1969)

    MATH  Google Scholar 

  5. J. Rosenblatt, Invariant means on the continuous bounded functions. Trans. Am. Math. Soc. 236, 315–324 (1978)

    Article  MathSciNet  MATH  Google Scholar 

  6. J.B. Conway, A Course in Functional Analysis (Springer, New York, 1985)

    Book  MATH  Google Scholar 

  7. J. Dieudonné, Treatise on Analysis, vol. VI (Academic Press Inc, New York, 1978)

    MATH  Google Scholar 

  8. D.H. Hyers, On the stability of the linear functional equation. Proc. Natl. Acad. Sci. USA 27, 222–224 (1941)

    Article  MathSciNet  MATH  Google Scholar 

  9. L. Székelyhidi, Remark 17. In Report of Meeting: The Twenty-second International Symposium on Functional Equations, December 16–December 22, 1984, Oberwolfach, Germany. Aequa. Math. 29(1), 62–111 (1985)

Download references

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to László Székelyhidi.

Additional information

The research was supported by the Hungarian National Foundation for Scientific Research (OTKA), Grant No. K111651.

Rights and permissions

Reprints and Permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Székelyhidi, L. Invariant means on double coset spaces. Period Math Hung 75, 58–65 (2017). https://doi.org/10.1007/s10998-017-0196-x

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1007/s10998-017-0196-x

Keywords

Mathematics Subject Classification