Timeline for Covering map preserved under homotopy equivalence
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 23, 2021 at 16:59 | comment | added | piper1967 | @DylanWilson thanks!! | |
| Sep 23, 2021 at 16:43 | comment | added | Reid Barton | Dylan's X and Y are not of the same dimension, but this is easy to fix; take Y to be the wedge sum of X with a disk of lower dimension. | |
| Sep 23, 2021 at 16:26 | comment | added | Dylan Wilson | If we get to choose X to be whatever we want, then yes- pull back along the equivalence from Y to N. If not, then no: take M=N=Y=* and take X to be a closed disk. | |
| Sep 23, 2021 at 15:55 | history | asked | piper1967 | CC BY-SA 4.0 |