olymmath

Putnam 1970 A4

  • Session A

Given a sequence {xn}\{x_n\}, n=1,2,…n=1, 2, \dots, such that lim⁡n→∞{xn−xn−2}=0\lim_{n \to \infty} \{x_n - x_{n-2}\} = 0, find the value of \lim_{n \to \infty} \frac{x_n - x_{n-1}}{n}.

Dataset text Putnam-AXIOM. Quoted with source.

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