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1967 IMO Problems: Revision history

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29 January 2021

1 August 2020

16 July 2009

  • curprev 10:5510:55, 16 July 2009 5849206328x talk contribs 2,918 bytes +2,918 Created page with 'Problems of the 9th IMO 1967 in Yugoslavia. ==Problem 1== Let <math>ABCD</math> be a parallelogram with side lengths <math>AB = a</math>, <math>AD = 1</math>, and with <ma…'
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