In this paper, begining of page 5 is written:

The partial costs are then equivalent to
with the bookkeeping entities
[...] The bookkeping scheme enable fast evaluation of the cost function.

Briefly, what is a "bookkeeping scheme"?


1 Answer 1


Storage of already computed values, so that they do not need to be recalculated when the same calculation is to be carried out.

This is what I would understand by "bookkeeping".


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