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Isometries of normed spaces

Volume 92 / 2002

Tadeusz Figiel, Peter Šemrl, Jussi Väisälä Colloquium Mathematicum 92 (2002), 153-154 MSC: Primary 46B04. DOI: 10.4064/cm92-1-13

Abstract

We improve the Mazur–Ulam theorem by relaxing the surjectivity condition.

Authors

Tadeusz FigielInstitute of Mathematics
Polish Academy of Sciences
Abrahama 18
81-825 Sopot, Poland
e-mail
Peter ŠemrlDepartment of Mathematics
University of Ljubljana
Jadranska 19
SI-1000 Ljubljana, Slovenia
e-mail
Jussi VäisäläMatematiikan laitos
Helsingin yliopisto
PL 4, Yliopistonkatu 5
FIN-00014 Helsinki, Finland
e-mail

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