Revision history of "2011 OIM Problems/Problem 4"

Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

  • (cur | prev) 14:55, 14 December 2023Tomasdiaz (talk | contribs). . (439 bytes) (+439). . (Created page with "== Problem == Let <math>ABC</math> be an acute triangle, with <math>AC \ne BC</math>, and let <math>O</math> be its circumcenter. Let <math>P</math> and <math>Q</math> points...")