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Use for questions regarding duality of mathematical object, i.e. dual spaces, objects with two possible interpretations etc.

1 vote

When do two quasi-Banach spaces with identical dual spaces have equivalent norms?

I suspect that there are no good conditions. For a quasi-Banach space $X$ the dual $X^*$ is a dual of a Banach envelope $\hat X$ of $X$ which is a Banach space whose unit ball is a convex hull of the …
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