Timeline for (Seeking Definition) What Does it Mean for a Space to have Rim-Type $\alpha$? Or the 'derivative' of a Countable Set?
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 9, 2021 at 22:50 | vote | accept | John Samples | ||
| Jan 9, 2021 at 22:50 | comment | added | John Samples | And then using compact metric we can apply the Sierpinski Theorem on the existence of isolated points and get that the map is non-trivial, right? So there will be countable stabilization, even, if I'm not mistaken? | |
| Jan 9, 2021 at 22:41 | history | answered | Noah Schweber | CC BY-SA 4.0 |