Post Closed as "Not suitable for this site" by YCor, Tomasz Kania, abx, Bill Johnson, ARG

occurred Apr 28, 2020 at 21:26

added a top-level tag; https://meta.mathoverflow.net/questions/1457/why-are-mo-tags-formatted-as-they-are

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edited Apr 28, 2020 at 10:18

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asked Apr 28, 2020 at 10:14

inequivalent norms

I am thinking about the following question:

Let $X$ be a Banach space, say separable, e.g., $l_p$ or $c_0$. When can I say that there exist inequivalent complete norms on $X$?

banach-spaces norms

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