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@kisom
Created May 28, 2011 02:00
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exercise 3.3 for saolsen
(* corrections for saolsen *)
(* Exercise 3.3 *)
let rec sum n m f =
if n = m then
f m
else
f n + sum ((n + 1) m f);;
let g x = x * x;;
sum 2 4 g;;
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