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Jun 17, 2020 at 11:50 vote accept Math Lover
Jun 13, 2020 at 17:51 comment added Math Lover The definition of center which was suggested in the question I linked above in comment is motivated by definition of commutativity only. At first look, it seems like a good definition but as turned out that it doesn’t coincide with usual definition of commutativity for $C^{\ast}$-algebra. I can’t really think of any other definition for center as of now.
Jun 13, 2020 at 17:38 comment added Nik Weaver Okay. I'd think that really understanding the definition of commutativity should give some clues.
Jun 13, 2020 at 17:18 comment added Math Lover I searched in literature, I found the definition of commutativity Of TRO but I didn’t found the definition of center anywhere. In case you come up with something, please do comment on the question I have linked in above comment.
Jun 13, 2020 at 17:11 comment added Nik Weaver Oh, you can't do that, never mind. Not sure how a definition could go, then.
Jun 13, 2020 at 17:04 comment added Nik Weaver I know very little about TROs, but it seems reasonable that there should be a good definition of center for them. My first guess would be $\{z: abz^*c = az^*bc$ for all $a,b,c\}$?
Jun 13, 2020 at 14:26 comment added Math Lover Thank you. Actually I was trying to define Center for TRO and this definition what I called weak center was suggested here: mathoverflow.net/questions/362862/…. Do you know any definition of center for TROs?
Jun 13, 2020 at 14:12 history answered Nik Weaver CC BY-SA 4.0