And, of course, the obligatory NB about C-style for- or foreach-loops versus Perl-style: IMHO, the loops in the OPed code are better as: 

my $arrayref = ...;

for my $i (0 .. $#$arrayref) {
    for my $j (0 .. $#$arrayref) {
        do_something_with($i, $j);
        }
    }

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Give a man a fish:  <%-(-(-(-<

In reply to Re: Lagrange Polynomials in Perl by AnomalousMonk
in thread Lagrange Polynomials in Perl by Mascasc

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