Bhatia, RajendraS̆emrl, Peter2017-06-012017-06-011997The American Mathematical Monthly, vol.104, no.6, p.497-504http://hdl.handle.net/10263/6801enIntegersEuclidean spaceBanach spaceMathematical vectorsTopological theoremsAlgebraApproximate isometrics on Euclidean spacesArticle