Kevin Wampler <wam### [at] uwashingtonedu> wrote:
> Warp wrote:
> >   So the task is simple: Write a function f(m,n) which tells how many
> > rectangles can be found in an m x n grid. (Explain how you came up
> > with the function).

> You mean just something like n*m*(n-1)*(m-1)/4?  The derivation is 
> pretty direct from the one-dimensional case.

  It would be interesting to see that derivation.

-- 
                                                          - Warp

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