#!/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 List::Util 'max';
use Test;
plan tests => 46;
use lib 't','xt';
use MyTestHelpers;
MyTestHelpers::nowarnings();
use MyOEIS;
use Math::PlanePath::WythoffPreliminaryTriangle;
#------------------------------------------------------------------------------
# A165359 column 1 of left justified Wythoff, gives preliminary triangle Y
MyOEIS::compare_values
(anum => 'A165359',
func => sub {
my ($count) = @_;
my $path = Math::PlanePath::WythoffPreliminaryTriangle->new;
my @got;
for (my $n = $path->n_start; @got < $count; $n++) {
my ($x,$y) = $path->n_to_xy($n);
push @got, $y;
}
return \@got;
});
#------------------------------------------------------------------------------
# A165360 column 2 of left justified Wythoff, gives preliminary triangle X
MyOEIS::compare_values
(anum => 'A165360',
func => sub {
my ($count) = @_;
my $path = Math::PlanePath::WythoffPreliminaryTriangle->new;
my @got;
for (my $n = $path->n_start; @got < $count; $n++) {
my ($x,$y) = $path->n_to_xy($n);
push @got, $x;
}
return \@got;
});
#------------------------------------------------------------------------------
# A166309 Preliminary Wythoff Triangle, N by rows
MyOEIS::compare_values
(anum => 'A166309',
func => sub {
my ($count) = @_;
require Math::PlanePath::PyramidRows;
my $path = Math::PlanePath::WythoffPreliminaryTriangle->new;
my $rows = Math::PlanePath::PyramidRows->new (step=>1);
my @got;
for (my $r = $rows->n_start; @got < $count; $r++) {
my ($x,$y) = $rows->n_to_xy($r); # by rows
$y += 1;
push @got, $path->xy_to_n($x,$y);
}
return \@got;
});
#------------------------------------------------------------------------------
exit 0;