Art of Problem Solving
Art of Problem Solving
AoPS Online
Math texts, online classes, and more
for students in grades 5-12.
Visit AoPS Online ‚
Books for Grades 5-12 Online Courses
Beast Academy
Engaging math books and online learning
for students ages 6-13.
Visit Beast Academy ‚
Books for Ages 6-13 Beast Academy Online
AoPS Academy
Small live classes for advanced math
and language arts learners in grades 2-12.
Visit AoPS Academy ‚
Find a Physical Campus Visit the Virtual Campus

1990 IMO Problems: 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.

6 November 2022

10 August 2021

30 January 2021

  • curprev 12:3112:31, 30 January 2021 Hamstpan38825 talk contribs 3,331 bytes +3,331 Created page with "Problems of the 1990 IMO. ==Day I== ===Problem 1=== Chords <math> AB</math> and <math> CD</math> of a circle intersect at a point <math> E</math> inside the circle. Let <..."
Retrieved from "https://wiki.aopstest.com/wiki/index.php?title=1990_IMO_Problems"