Perl-Sensitive Sunglasses | |
PerlMonks |
Re^2: Obtaining terms in an expansionby pKai (Priest) |
on Jan 06, 2006 at 12:52 UTC ( [id://521464]=note: print w/replies, xml ) | Need Help?? |
Actually 2**N is the number of subsets of a set of cardinality N, while the number of permutations of a set of N distinct elements is N! ( ivancho used the subset theme quite succesfully in this node above.
In Section
Seekers of Perl Wisdom
|
|