Abstract
We show that if X and Y are Banach spaces, where Y is separable and polyhedral, and if T : X → Y is a bounded linear operator such that T∗(Y ∗) contains a boundary B of X, then X is separable and isomorphic to a polyhedral space. Some corollaries of this result are presented.
Original language | English |
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Pages (from-to) | 4845-4849 |
Number of pages | 5 |
Journal | Proceedings of the American Mathematical Society |
Volume | 143 |
Issue number | 11 |
DOIs | |
State | Published - 1 Nov 2015 |
Keywords
- Boundaries
- Polyhedral norms
- Polytopes
- Renormings
ASJC Scopus subject areas
- General Mathematics
- Applied Mathematics