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#!/usr/bin/perl -w
# Copyright 2013 Kevin Ryde
# This file is part of Math-PlanePath.
#
# Math-PlanePath is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 3, or (at your option) any later
# version.
#
# Math-PlanePath is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with Math-PlanePath. If not, see <http://www.gnu.org/licenses/>.
use 5.004;
use strict;
use Math::PlanePath::MultipleRings;
use Test;
plan tests => 11;
use lib 't','xt';
use MyTestHelpers;
BEGIN { MyTestHelpers::nowarnings(); }
use MyOEIS;
# uncomment this to run the ### lines
# use Smart::Comments '###';
#------------------------------------------------------------------------------
# A090915 -- permutation X,-Y mirror across X axis
MyOEIS::compare_values
(anum => 'A090915',
func => sub {
my ($count) = @_;
my @got;
my $path = Math::PlanePath::MultipleRings->new(step=>8);
for (my $n = $path->n_start; @got < $count; $n++) {
my ($x, $y) = $path->n_to_xy ($n);
($x,$y) = ($x,-$y);
push @got, $path->xy_to_n ($x, $y);
}
return \@got;
});
#------------------------------------------------------------------------------
# A002024 - n repeated n times, is step=1 Radius+1
MyOEIS::compare_values
(anum => 'A002024',
func => sub {
my ($count) = @_;
my $path = Math::PlanePath::MultipleRings->new(step=>1);
my @got;
for (my $n = $path->n_start; @got < $count; $n++) {
push @got, $path->n_to_radius($n) + 1;
}
return \@got;
});
#------------------------------------------------------------------------------
exit 0;
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