Timeline for Cover the $n$-disc irredundantly with $n+1$ open sets. Suppose that the $(n+1)$-fold intersection is empty. Then is some $n$-fold intersection empty?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
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| Apr 14 at 20:30 | history | edited | IJL | CC BY-SA 4.0 |
added 633 characters in body
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| Apr 14 at 20:06 | history | answered | IJL | CC BY-SA 4.0 |