2-Rotund norms for unconditional and symmetric sequence spaces

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2024年9月14日

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Stephen Dilworth,
Denka Kutzarova,
Pavlos Motakis

摘要

A reflexive Banach space with an unconditional basis admits an equivalent 1-unconditional 2R norm and embeds into a reflexive space with a 1-symmetric 2R norm. Partial results on 1-symmetric 2R renormings of spaces with a symmetric basis are obtained.