sort
use sort 'stable';          # guarantee stability
use sort '_quicksort';      # use a quicksort algorithm
use sort '_mergesort';      # use a mergesort algorithm
use sort 'defaults';        # revert to default behavior
no  sort 'stable';          # stability not important

use sort '_qsort';          # alias for quicksort

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In reply to Re^3: sort function and parity of the permutation. by Anonymous Monk
in thread sort function and parity of the permutation. by latejita

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