xref: /netbsd-src/external/lgpl3/gmp/dist/demos/perl/sample.pl (revision ce54336801cf28877c3414aa2fcb251dddd543a2)
1#!/usr/bin/perl -w
2
3# Some sample GMP module operations
4
5# Copyright 2001, 2004 Free Software Foundation, Inc.
6#
7#  This file is part of the GNU MP Library.
8#
9#  The GNU MP Library is free software; you can redistribute it and/or modify
10#  it under the terms of either:
11#
12#    * the GNU Lesser General Public License as published by the Free
13#      Software Foundation; either version 3 of the License, or (at your
14#      option) any later version.
15#
16#  or
17#
18#    * the GNU General Public License as published by the Free Software
19#      Foundation; either version 2 of the License, or (at your option) any
20#      later version.
21#
22#  or both in parallel, as here.
23#
24#  The GNU MP Library is distributed in the hope that it will be useful, but
25#  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
26#  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
27#  for more details.
28#
29#  You should have received copies of the GNU General Public License and the
30#  GNU Lesser General Public License along with the GNU MP Library.  If not,
31#  see https://www.gnu.org/licenses/.
32
33use strict;
34
35
36use GMP;
37print "using GMP module $GMP::VERSION and GMP library ",GMP::version(),"\n";
38
39
40use GMP::Mpz qw(:all);
41print "the 200th fibonacci number is ", fib(200), "\n";
42print "next prime after 10**30 is (probably) ", nextprime(mpz(10)**30), "\n";
43
44
45use GMP::Mpq qw(:constants);
46print "the 7th harmonic number is ", 1+1/2+1/3+1/4+1/5+1/6+1/7, "\n";
47use GMP::Mpq qw(:noconstants);
48
49
50use GMP::Mpf qw(mpf);
51my $f = mpf(1,180);
52$f >>= 180;
53$f += 1;
54print "a sample mpf is $f\n";
55