Timeline for could $|2U+2V|$ be smaller than $|U-V|$?
Current License: CC BY-SA 4.0
7 events
| when toggle format | what | by | license | comment | |
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| May 6 at 16:26 | comment | added | zzy | Thanks a lot! This is the result I'm exactly looking for. | |
| S May 5 at 16:56 | history | suggested | J. W. Tanner | CC BY-SA 4.0 |
Improved English in title and mod formatting
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| May 5 at 15:53 | review | Suggested edits | |||
| S May 5 at 16:56 | |||||
| May 5 at 10:50 | comment | added | Daniel Weber | According to More differences than multiple sums, Imre Z. Ruzsa this is possible, even with $U=V$. | |
| May 5 at 10:44 | comment | added | Daniel Weber | We have $2U+2V = 2(U+V)$ and $|U-V| \leq \frac{|U+V|^3}{|U||V|}$. Maybe we can find from this bounds on the doubling constant of $U+V$? Not sure if they are sufficient for anything, though | |
| S May 5 at 10:29 | review | First questions | |||
| May 5 at 11:12 | |||||
| S May 5 at 10:29 | history | asked | zzy | CC BY-SA 4.0 |