29 July 2025

• curprev 00:1300:13, 29 July 2025 Yiyj1 talk contribs m 21,472 bytes −3 Undo revision 255859 by Yiyj1 (talk) Tag: Undo
• curprev 00:0900:09, 29 July 2025 Yiyj1 talk contribs m 21,475 bytes +3 Minor typo
• curprev 00:0500:05, 29 July 2025 Yiyj1 talk contribs m 21,472 bytes +763 Added bary bash from egmo

1 May 2024

• curprev 10:5410:54, 1 May 2024 Aforapple talk contribs 20,709 bytes +1,796 No edit summary

1 December 2021

• curprev 17:2717:27, 1 December 2021 Cocohearts talk contribs m 18,913 bytes +24 →Solution 2 (complex)
• curprev 17:2417:24, 1 December 2021 Cocohearts talk contribs m 18,889 bytes +1,431 →Solution 2 (complex)
• curprev 15:1115:11, 1 December 2021 Cocohearts talk contribs m 17,458 bytes −135 →Solutions

30 August 2020

• curprev 00:2600:26, 30 August 2020 Jbala talk contribs 17,593 bytes −43 No edit summary
• curprev 00:2400:24, 30 August 2020 Jbala talk contribs 17,636 bytes +19 No edit summary

19 August 2020

• curprev 22:5022:50, 19 August 2020 Jacoporizzo talk contribs 17,617 bytes −1 No edit summary

26 December 2019

• curprev 18:1718:17, 26 December 2019 Brendanb4321 talk contribs m 17,618 bytes +22 →Solution 9
• curprev 18:1718:17, 26 December 2019 Brendanb4321 talk contribs m 17,596 bytes +23 →Solution 8 (inversion)

26 December 2017

• curprev 15:2715:27, 26 December 2017 Tomg418 talk contribs m 17,573 bytes 0 →Solution 1 (synthetic)

1 April 2016

• curprev 05:4505:45, 1 April 2016 Ankoganit talk contribs m 17,573 bytes +1 →Solution 9

1 December 2015

• curprev 14:5314:53, 1 December 2015 Sheriff talk contribs m 17,572 bytes −42 No edit summary

15 August 2014

• curprev 22:5322:53, 15 August 2014 5849206328x talk contribs m 17,614 bytes 0 →See also

13 August 2014

• curprev 23:5623:56, 13 August 2014 5849206328x talk contribs m 17,614 bytes +1 →Solution 9: official solutions
• curprev 23:5423:54, 13 August 2014 5849206328x talk contribs 17,613 bytes +3,092 →Solution 9
• curprev 23:3123:31, 13 August 2014 5849206328x talk contribs 14,521 bytes +246 →Solution 8 (inversion)
• curprev 23:1823:18, 13 August 2014 5849206328x talk contribs m 14,275 bytes +37 →Solution
• curprev 05:1105:11, 13 August 2014 5849206328x talk contribs m 14,238 bytes −8 →Problem
• curprev 05:1005:10, 13 August 2014 5849206328x talk contribs m 14,246 bytes 0 →See also

4 July 2013

• curprev 12:4312:43, 4 July 2013 Nathan wailes talk contribs 14,246 bytes +15 No edit summary

26 August 2012

• curprev 17:2917:29, 26 August 2012 Numbertheorist17 talk contribs 14,231 bytes −319 →Solution 9 (analytical)

19 April 2012

• curprev 00:3300:33, 19 April 2012 Stats11 talk contribs 14,550 bytes +10 →Lemma 2

6 June 2011

• curprev 13:1213:12, 6 June 2011 Azjps talk contribs m 14,540 bytes +63 fix
• curprev 11:5411:54, 6 June 2011 Testingtesting talk contribs 14,477 bytes +1 →Lemma 2
• curprev 11:4811:48, 6 June 2011 Btilm305 talk contribs 14,476 bytes −1 →Resources: changed to see also
• curprev 11:4711:47, 6 June 2011 Btilm305 talk contribs 14,477 bytes −66 →Resources: removed link
• curprev 11:4711:47, 6 June 2011 Btilm305 talk contribs 14,543 bytes +3 various changes

8 January 2011

• curprev 03:3703:37, 8 January 2011 Rijul saini talk contribs 14,540 bytes +1,113 No edit summary

22 March 2009

• curprev 21:0221:02, 22 March 2009 Andersonw talk contribs m 13,427 bytes 0 No edit summary
• curprev 20:5720:57, 22 March 2009 Andersonw talk contribs m 13,427 bytes 0 No edit summary
• curprev 20:5320:53, 22 March 2009 Andersonw talk contribs m 13,427 bytes 0 No edit summary
• curprev 20:5320:53, 22 March 2009 Andersonw talk contribs m 13,427 bytes 0 another typo
• curprev 20:5220:52, 22 March 2009 Andersonw talk contribs m 13,427 bytes 0 small typo?

5 July 2008

• curprev 18:2118:21, 5 July 2008 Minsoens talk contribs m 13,427 bytes −10 →Solution 7 (inversion)

11 May 2008

• curprev 20:0920:09, 11 May 2008 Not trig talk contribs m 13,437 bytes 0 No edit summary
• curprev 20:0820:08, 11 May 2008 Not trig talk contribs 13,437 bytes +1,277 No edit summary
• curprev 18:1518:15, 11 May 2008 SamE talk contribs m 12,160 bytes +19 →Solution 3 (trigonometric)
• curprev 16:2016:20, 11 May 2008 Azjps talk contribs 12,141 bytes +1,429 copy + paste more comments (symmedian) by Hamster1800 / nealth / rem, (trig) by SamE , I'll complete sometime .. .. ..

2 May 2008

• curprev 16:5316:53, 2 May 2008 Azjps talk contribs 10,712 bytes +1,328 i lost track of my revisions, saving
• curprev 16:2816:28, 2 May 2008 Azjps talk contribs 9,384 bytes +5,301 re-organize, diagrams, outlines, etc

1 May 2008

• curprev 19:1519:15, 1 May 2008 Azjps talk contribs 4,083 bytes +629 <blank edit> Solution 1 credit to tjhance, asy by myself, Solution 2 outline credit to calc rulz, solutions 3,4 were outlined on forums but still have to write up
• curprev 19:1219:12, 1 May 2008 Azjps talk contribs 3,454 bytes +2,525 I'll construct T later -_-
• curprev 18:5718:57, 1 May 2008 I like pie talk contribs 929 bytes −6 Fixed link
• curprev 18:0918:09, 1 May 2008 Azjps talk contribs 935 bytes +935 create