Talk:Ostrowski's Theorem
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Right now, Cauchy equivalence is only defined for two metrics. So either the theorem should be changed to something like "Any metric induced by a nontrivial norm…", or the definition of Cauchy equivalence should include norms.
- (Aside: Please read this FAQ entry. — Lord_Farin (talk) 12:34, 8 September 2013 (UTC))