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August 20th, 2013, 08:43 PM   #1
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DIfficult Question, try it

Their are n, where n is greater than or equal to 2 permutations, P1, P2, ... Pn each being an arbitrary permutation of {1....,n}.

Prove that: the sum from i=1 to n-1*(1/pi+Pi+1) > (n-1)/(n+2)
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August 28th, 2013, 12:13 PM   #2
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Re: DIfficult Question, try it

Can't understand the question.
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