Speed

[Richard Gaskin]

Beat Cornaz wrote:

 > I have some hundred fitness functions, which need to be recalculated
 > many times. But I think the problem of making Permutations might be
 > illuminating for me, as this one takes quite long to run (with 10 or
 > more elements to Permutate).
 >
 > So a good example would be how to make all possible  permutations of
 > say 10 different elements (0-9). This gives 3628800 different
 > permutations.

How will these permutations be used?

More specifically, unless they all need to be acted on at once, would it 
be useful to consider a function that only generates one or a series as 
needed, keeping track of where it left off so it can generate the next 
batch next time it's called?

-- 
  Richard Gaskin
  Fourth World Systems
  Software Design and Development for the Desktop, Mobile, and the Web
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