Timeline for Group topologies on $\Bbb Z$ with dense open sets in $\Bbb T$
Current License: CC BY-SA 3.0
3 events
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| Nov 11, 2014 at 17:51 | comment | added | Minimus Heximus | @AndreasThom No. I hoped two different irrational rotations may be an example. But usual topology on $\Bbb T$ is totally bounded so its subspaces $\Bbb Z$ are totally bounded and cannot be traversal. | |
| Nov 11, 2014 at 6:48 | comment | added | Andreas Thom | Do you know any pair $\mathcal A, \mathcal B$ of non-discrete topologies and $A \in \mathcal A,B \in \mathcal B$ with $A \cap B = \{0\}$? | |
| Oct 2, 2014 at 17:48 | history | asked | Minimus Heximus | CC BY-SA 3.0 |