Art of Problem Solving

1973 IMO Problems/Problem 1: Revision history

Diff selection: Mark the radio buttons 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.

9 July 2025

17 May 2025

16 May 2025

15 May 2025

29 January 2021

17 February 2018

  • curprev 14:1514:15, 17 February 2018 Durianaops talk contribs 690 bytes +690 Created page with "==Problem== Point <math>O</math> lies on line <math>g;</math> <math>\overrightarrow{OP_1}, \overrightarrow{OP_2},\cdots, \overrightarrow{OP_n}</math> are unit vectors such tha..."