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Feb 26, 2016 at 4:29 comment added Bill Johnson In Banach space theory, isomorphism means linear homeomorphism. This is completely standard.
Feb 25, 2016 at 23:58 history edited Li Jingyang CC BY-SA 3.0
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Feb 25, 2016 at 17:22 comment added Todd Trimble @YemonChoi (Referring to your second comment) I defer to your judgment here, although I've seen "linearly homeomorphic" also used to indicate the weaker notion of isomorphism (and FWIW, I personally believe that would be preferable language).
Feb 25, 2016 at 17:04 comment added Yemon Choi @ToddTrimble As I think was discussed on the nLab a while ago, "isometrically isomorphic" is not usually used as the default by people who work with Banach spaces - if we want isometric we usually feel obliged to explicitly mention it
Feb 25, 2016 at 17:02 comment added Yemon Choi @ToddTrimble I think (but I don't claim to speak for everyone) that "Banach-space isomorphic" is in contrast to "Banach-algebraically isomorphic" (both objects are Cstar algebras, so if one just said "isomorphic", one might think this is isomorphism of Cstar algebras)
Feb 25, 2016 at 16:05 answer added Jochen Wengenroth timeline score: 3
Feb 25, 2016 at 15:37 comment added Todd Trimble Is Banach-space isomorphic the term you want? Ordinarily I think of "Banach-space isomorphic" as synonymous with isometrically isomorphic.
Feb 25, 2016 at 14:15 vote accept Li Jingyang
Feb 25, 2016 at 13:21 answer added Fedor Petrov timeline score: 3
Feb 25, 2016 at 13:05 history edited Fedor Petrov
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Feb 25, 2016 at 12:45 review First posts
Feb 25, 2016 at 13:16
Feb 25, 2016 at 12:41 history asked Li Jingyang CC BY-SA 3.0