Timeline for How to prove that $1/ ((y+z) x^4) + 1/ ((z+x) y^4) + 1/ ((x+y) z^4) \geq 3/2$ for $x, y, z>0$ such that $xyz=1$?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 21, 2022 at 5:17 | history | edited | Noam D. Elkies | CC BY-SA 4.0 |
Correct a silly error (forgot to take square roots in constructing $T$); fortunately it seems the necessary final step still works.
|
| Nov 21, 2022 at 4:55 | history | answered | Noam D. Elkies | CC BY-SA 4.0 |