in reply to Re^2: sort function and parity of the permutation.
in thread sort function and parity of the permutation.

Are you sure that this is a useful question?

I don't know. That's up to the OP to determine.

Since the information he has asked for isn't practically available, it makes sense to consider the possibility of alternate ways of achieving his final goal.

Of course, if what he has asked for is his final goal, then no alternative will do.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
  • Comment on Re^3: sort function and parity of the permutation.

In Section Seekers of Perl Wisdom