Timeline for Smallest ordinal $\mu$ not embeddable in ${\cal P}(\omega)$
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 10, 2023 at 1:22 | vote | accept | Dominic van der Zypen | ||
| Feb 9, 2023 at 3:39 | comment | added | bof | For an order-preserving injective map from $\mathcal P(\omega)$ into $\mathbb R$ think $X\mapsto\sum_{x\in X}3^{-x}$. | |
| Feb 8, 2023 at 21:08 | answer | added | Noah Schweber | timeline score: 12 | |
| Feb 8, 2023 at 21:03 | history | asked | Dominic van der Zypen | CC BY-SA 4.0 |