13 August 2014

• curprev 14:1314:13, 13 August 2014 Suli talk contribs 2,463 bytes +404 →Solution

3 July 2013

• curprev 17:5817:58, 3 July 2013 Etude talk contribs 2,059 bytes +15 No edit summary

17 September 2012

• curprev 14:0914:09, 17 September 2012 1=2 talk contribs m 2,044 bytes +10 →Solution
• curprev 14:0314:03, 17 September 2012 1=2 talk contribs m 2,034 bytes 0 →See also

13 May 2011

• curprev 08:4208:42, 13 May 2011 1=2 talk contribs 2,034 bytes +555 No edit summary

4 February 2010

• curprev 15:4815:48, 4 February 2010 Vo Duc Dien talk contribs 1,479 bytes −11 →Problem

28 January 2010

• curprev 13:2013:20, 28 January 2010 Vo Duc Dien talk contribs 1,490 bytes +728 No edit summary

12 January 2010

• curprev 16:1516:15, 12 January 2010 Vo Duc Dien talk contribs 762 bytes −68 →Solution
• curprev 16:1316:13, 12 January 2010 Vo Duc Dien talk contribs 830 bytes +71 No edit summary
• curprev 16:1216:12, 12 January 2010 Vo Duc Dien talk contribs 759 bytes +95 No edit summary

30 December 2008

• curprev 16:1816:18, 30 December 2008 Minsoens talk contribs 664 bytes +664 New page: ==Problem== Two given circles intersect in two points <math>P</math> and <math>Q</math>. Show how to construct a segment <math>AB</math> passing through <math>P</math> and terminating on t...