Timeline for Uncountability of the "Peculiar" sets:
Current License: CC BY-SA 3.0
8 events
when toggle format | what | by | license | comment | |
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S Dec 18, 2011 at 4:27 | vote | accept | Somabha Mukherjee | ||
Dec 17, 2011 at 17:52 | answer | added | Andreas Blass | timeline score: 9 | |
Dec 17, 2011 at 17:08 | vote | accept | Somabha Mukherjee | ||
S Dec 18, 2011 at 4:27 | |||||
Dec 17, 2011 at 17:08 | vote | accept | Somabha Mukherjee | ||
Dec 17, 2011 at 17:08 | |||||
Dec 17, 2011 at 17:00 | answer | added | Joel David Hamkins | timeline score: 4 | |
Dec 17, 2011 at 16:41 | comment | added | Asaf Karagila♦ | Take a bijection $f\colon\mathbb R\to\mathbb R\times\mathbb R$ and define the peculiar collection $\{\{f^{-1}(a,x)\mid a\in\mathbb R\}\mid x\in\mathbb R\}$. | |
Dec 17, 2011 at 16:34 | comment | added | Goldstern | i do not think that this question is appropriate for math overflow. Every uncountable set is the disjoint union of uncountably many uncountable sets. | |
Dec 17, 2011 at 16:23 | history | asked | Somabha Mukherjee | CC BY-SA 3.0 |