Timeline for $T_2$-spaces in which no two open sets are homeomorphic
Current License: CC BY-SA 4.0
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 1, 2018 at 13:57 | vote | accept | Dominic van der Zypen | ||
| Nov 1, 2018 at 11:07 | answer | added | KP Hart | timeline score: 10 | |
| Nov 1, 2018 at 10:59 | comment | added | bof | I wonder if there is a subspace of $\mathbb R$ with that property. | |
| Nov 1, 2018 at 10:51 | comment | added | Tomasz Kania | I seem to recall that this is a problem which appeared at the Vojtěch Jarník International Mathematical Competition held in Ostrava something like 10+ years ago. | |
| Nov 1, 2018 at 10:27 | comment | added | Dominic van der Zypen | Re: close, is there an easy example or an easy argument for a negative answer that I missed? | |
| Nov 1, 2018 at 7:50 | review | Close votes | |||
| Nov 5, 2018 at 15:28 | |||||
| Nov 1, 2018 at 6:56 | history | asked | Dominic van der Zypen | CC BY-SA 4.0 |