Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
841932 | Nonlinear Analysis: Theory, Methods & Applications | 2010 | 7 Pages |
Abstract
Let f:X→Yf:X→Y be a weak nn-isometry in linear nn-normed spaces. In this paper, we prove that if ff satisfies some conditions, then ff is an nn-isometry.
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Authors
Xiao Yun Chen, Mei Mei Song,