This is an automated email from the git hooks/post-receive script. ppm-guest pushed a commit to annotated tag v0.38 in repository libmath-prime-util-perl.
commit d29c977ee8d90a7a373cc7fb5124d423e832eddd Author: Dana Jacobsen <d...@acm.org> Date: Mon Feb 3 18:36:08 2014 -0800 Better is_power --- lib/Math/Prime/Util/PP.pm | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/Math/Prime/Util/PP.pm b/lib/Math/Prime/Util/PP.pm index 358abee..a6ec6f2 100644 --- a/lib/Math/Prime/Util/PP.pm +++ b/lib/Math/Prime/Util/PP.pm @@ -1431,9 +1431,9 @@ sub is_power { my ($n, $a) = @_; return 0 if $n <= 3 || $n != int($n); if (defined $a && $a != 0) { - my $power = is_power($n); - return 0 unless $power != 0; - return !($power % $a); + return _is_perfect_square($n) if $a == 2; + $n = Math::BigInt->new("$n") unless ref($n) eq 'Math::BigInt'; + return $n->copy->broot($a)->bint->bpow($a) == $n; } #return 2 if _is_perfect_square($n); $n = Math::BigInt->new("$n") unless ref($n) eq 'Math::BigInt'; -- Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-perl/packages/libmath-prime-util-perl.git _______________________________________________ Pkg-perl-cvs-commits mailing list Pkg-perl-cvs-commits@lists.alioth.debian.org http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-perl-cvs-commits