Art of Problem Solving

1981 USAMO Problems/Problem 5: Revision history

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11 May 2021

7 July 2020

3 July 2013

5 October 2012

  • curprev 10:0910:09, 5 October 2012 1=2 talk contribs 252 bytes +252 Created page with "==Problem== Show that for any positive real <math>x</math>, <math>[nx]\ge \sum_{1}^{n}\left(\frac{[kx]}{k}\right)</math> ==Solution== {{solution}} ==See Also== {{USAMO box|year=..."