Revision history of "1984 IMO Problems"

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  • (cur | prev) 23:45, 29 January 2021Hamstpan38825 (talk | contribs). . (2,467 bytes) (+2,467). . (Created page with "Problems of the 1984 IMO. ==Day I== ===Problem 1=== Prove that <math>0\le yz+zx+xy-2xyz\le{7\over27}</math>, where <math>x,y</math> and <math>z</math> are non-negative re...")
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