10 July 2025

• curprev 15:3815:38, 10 July 2025 Der englander talk contribs 3,915 bytes −1 →Diagram
• curprev 15:3615:36, 10 July 2025 Der englander talk contribs m 3,916 bytes +73 →Diagram

1 October 2024

• curprev 04:4204:42, 1 October 2024 Qwerty123456asdfgzxcvb talk contribs 3,843 bytes +95 No edit summary

5 September 2024

• curprev 19:2619:26, 5 September 2024 Lucas.xue talk contribs m 3,748 bytes −137 Change in spacing errors for most recent solution
• curprev 19:2519:25, 5 September 2024 Lucas.xue talk contribs 3,885 bytes +1,436 Solution i used for Otis application, found it was pretty trivial

10 April 2023

• curprev 07:0907:09, 10 April 2023 Oinava talk contribs m 2,449 bytes +35 →Work

15 June 2022

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19 July 2016

• curprev 06:5406:54, 19 July 2016 1=2 talk contribs m 2,414 bytes +40 →Resources

4 July 2013

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13 December 2011

• curprev 15:1515:15, 13 December 2011 Kubluck talk contribs 2,359 bytes 0 →Resources

22 April 2010

• curprev 22:0922:09, 22 April 2010 Moplam talk contribs m 2,359 bytes +13 →Work
• curprev 22:0822:08, 22 April 2010 Moplam talk contribs m 2,346 bytes +19 →Solution
• curprev 22:0722:07, 22 April 2010 Moplam talk contribs 2,327 bytes +2,327 Created page with '==Problem 2== Let <math>ABCD</math> be a convex quadrilateral such that diagonals <math>AC</math> and <math>BD</math> intersect at right angles, and let <math>E</math> be their …'