#!/usr/bin/perl -w
# Copyright 2012 Kevin Ryde
# This file is part of Math-NumSeq.
#
# Math-NumSeq 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-NumSeq 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-NumSeq. If not, see <http://www.gnu.org/licenses/>.
use 5.010;
use strict;
use warnings;
use Math::NumSeq::Primorials;
use Smart::Comments;
{
# value_to_i_estimate()
my $seq = Math::NumSeq::Primorials->new;
my $prev_value = 0;
foreach (1..5600) {
my ($i, $value) = $seq->next;
# foreach my $try_value ($prev_value+1 .. $value-1) {
# my $est_i = $seq->value_to_i_estimate($try_value);
# if (ref $est_i) { $est_i = $est_i->numify }
# my $factor = $est_i / ($i||1);
# printf "x est=%d tvalue=%b f=%.3f\n",
# $est_i, $try_value, $factor;
# }
{
# require Math::BigInt;
# $value = Math::BigInt->new($value);
my $est_i = $seq->value_to_i_estimate($value);
if (ref $est_i) { $est_i = $est_i->numify }
my $factor = $est_i / ($i||1);
printf "i=%d est=%d value=%s f=%.3f\n",
$i, $est_i, $value, $factor;
}
$prev_value = $value;
}
exit 0;
}