Timeline for Rectangles in rectangles and $(b^2-a^2)^2\le (ax-by)^2+(bx-ay)^2$
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 19, 2020 at 19:29 | comment | added | user44143 | Now I see it, I got confused by the 2s and 4s. | |
| Jul 19, 2020 at 18:40 | comment | added | Fedor Petrov | RHS is monotonic in $y$ when $y\geqslant x$ (take the derivative). Does not it help? | |
| Jul 19, 2020 at 18:26 | comment | added | user44143 | Do you how to extend this reasoning to justify the inequality? The difference of the two sides is not obviously monotonic in any of the variables. | |
| Jul 16, 2020 at 15:27 | history | answered | Fedor Petrov | CC BY-SA 4.0 |