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# Tag Archives: 2016

## [Soln] 2016 Putnam Problem B1

2016 Putnam B1. Let be the sequence such that and for , (as usual, the function is the natural logarithm. Show that the infinite series converges and find its sum.

## 2016 Putnam Problem B1

## IMO 2016

This year’s International Mathematical Olympiad (IMO) took place in Hong Kong from 6-16 July. The problems can be downloaded from this page or viewed at the Art of Problem Solving (AoPS) forum page for IMO 2016 (here). Congratulations to my country, … Continue reading

## [Soln] 2016 Pan-African Math Olympiad Problem 3

2016 PAMO 3. For any positive integer , we define the integer as Find the greatest common divisor of the integers .

## 2016 Pan-African Math Olympiad Problem 3

## [Soln] 2016 Japan Math Olympiad Preliminary Problem 10

2016 JMO Prelim 10. Boy A and 2016 flags are on the circumference of a circle, with circumference length 1. He wants to get all the flags by moving on the circumference. Find the smallest possible such that for any position … Continue reading