Properties of Isometries and Approximate Isometries

  • Themistocles M. Rassias
Part of the Mathematics and Its Applications book series (MAIA, volume 430)


In the present paper an analysis of quasi-isometric mappings and almost isometries of function algebras is provided. In addition the A. D. Aleksandrov problem of conservative distances is studied and new open problems are discussed.

Key words and phrases

Isometries Approximate isometries Quasi-isometries Strain Function algebras Commutative Banach algebras Gelfand formula Gelfand transform Aleksandrov problem 


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Copyright information

© Springer Science+Business Media New York 1998

Authors and Affiliations

  • Themistocles M. Rassias
    • 1
  1. 1.Department of Mathematics Zagrafou CampusNational Technical University of AthensAthensGreece

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