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Timeline for Dual fixed point

Current License: CC BY-SA 4.0

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Jan 28, 2020 at 6:52 vote accept erz
Jan 7, 2020 at 16:56 comment added erz The thing is, I don't need this property to hold for every $\nu$, I need it to hold for a given $\nu$, and so it may depend on $\nu$. This should be a geometric condition that takes into account the way the kernel of $\nu$ dissects the unit ball of $E$. Thank you nonetheless!
Jan 7, 2020 at 9:55 comment added Jochen Glueck @erz: Thank you for the correction; I corrected (ii) accordingly. Concerning your second comment, I added a second part to the answer: for most Banach spaces, one cannot weaken the reflexivity assumption if one wants all power-bounded operators to be mean ergodic.
Jan 7, 2020 at 9:53 history edited Jochen Glueck CC BY-SA 4.0
Added additional information.
Jan 7, 2020 at 9:02 history edited Jochen Glueck CC BY-SA 4.0
Fixed an inaccuracy in (ii).
Jan 7, 2020 at 3:50 comment added erz This is however, not exactly what I was looking for; I was more interested in conditions on $E$ and $\nu$...
Jan 7, 2020 at 3:48 comment added erz Thank you! A small correction: in (ii) the latter is separated by the former.
Jan 6, 2020 at 18:04 comment added Pietro Majer We may add that the limit in (i) is the linear projector onto $\ker(I-T)$ associated with the decomposition in (iii)
Jan 6, 2020 at 15:13 history answered Jochen Glueck CC BY-SA 4.0