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Is there a way in which the expression

$$ 1 + \sum_{i=0}^{n-2} \prod_{k=0}^{i} \dfrac{n-k}{r-k} $$

may be simplified?

It would simplify some equations I am working with.

  • 2
    This is an _expression_, not an _equation_.2012-02-21
  • 0
    You could try to ask [Wolfram](http://tinyurl.com/7y8kjy4).2012-02-21
  • 0
    I am curious how this came up...2012-02-21

2 Answers 2