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Re: Large number libraries/algorithms

From Noob <root@127.0.0.1>
Newsgroups comp.lang.c
Subject Re: Large number libraries/algorithms
Date 2012-10-22 11:24 +0200
Organization A noiseless patient Spider
Message-ID <k633bt$b45$1@dont-email.me> (permalink)
References <k632k0$v5$1@speranza.aioe.org>

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boltar2003 wrote:
> Does anyone know of an API that will do standard math ops (*,+,-,/,% etc) on
> very large numbers (stored in char arrays presumably)? ie The sort of numbers
> that have no chance of fitting in even a 64 bit int or double. Or failing
> that is there a good site explaining how to implement them yourself?

https://en.wikipedia.org/wiki/Arbitrary-precision_arithmetic

fefe's comparison:
http://dl.fefe.de/bignum.pdf

TomsFastMath:
http://libtom.org/?page=features&whatfile=tfm
https://github.com/libtom/tomsfastmath/raw/master/doc/tfm.pdf

Regards.

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Large number libraries/algorithms boltar2003@boltar.world - 2012-10-22 09:11 +0000
  Re: Large number libraries/algorithms Mark Bluemel <mark_bluemel@pobox.com> - 2012-10-22 10:15 +0100
  Re: Large number libraries/algorithms Heikki Kallasjoki <fis+usenet@zem.fi> - 2012-10-22 09:19 +0000
    Re: Large number libraries/algorithms boltar2003@boltar.world - 2012-10-22 09:40 +0000
  Re: Large number libraries/algorithms Noob <root@127.0.0.1> - 2012-10-22 11:24 +0200
  Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-22 13:29 +0200
    Re: Large number libraries/algorithms boltar2003@boltar.world - 2012-10-22 11:53 +0000
      Re: Large number libraries/algorithms James Kuyper <jameskuyper@verizon.net> - 2012-10-22 08:01 -0400
        Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-22 14:41 +0200
          Re: Large number libraries/algorithms James Kuyper <jameskuyper@verizon.net> - 2012-10-22 09:36 -0400
            Re: Large number libraries/algorithms Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-10-22 15:12 +0100
    Re: Large number libraries/algorithms Keith Thompson <kst-u@mib.org> - 2012-10-22 10:31 -0700
      Re: Large number libraries/algorithms Robert Wessel <robertwessel2@yahoo.com> - 2012-10-22 15:09 -0500
        Re: Large number libraries/algorithms Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-10-23 00:01 +0100
          Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-23 09:38 +0200
            Re: Large number libraries/algorithms Steve Thompson <stevet810@gmail.com> - 2012-10-23 12:40 +0000
              Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-23 16:23 +0200
                Re: Large number libraries/algorithms Steve Thompson <stevet810@gmail.com> - 2012-10-23 14:38 +0000
            Re: Large number libraries/algorithms Keith Thompson <kst-u@mib.org> - 2012-10-23 12:58 -0700
              Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-24 09:01 +0200
                Re: Large number libraries/algorithms James Kuyper <jameskuyper@verizon.net> - 2012-10-24 07:18 -0400
                Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-24 14:23 +0200
                Re: Large number libraries/algorithms Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-10-24 14:43 +0100
                Re: Large number libraries/algorithms Keith Thompson <kst-u@mib.org> - 2012-10-24 11:33 -0700
                Re: Large number libraries/algorithms Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-10-24 19:53 +0100
                Re: Large number libraries/algorithms James Kuyper <jameskuyper@verizon.net> - 2012-10-24 10:50 -0400
                Re: Large number libraries/algorithms Noob <root@localhost> - 2012-10-24 15:16 +0200
                Re: Large number libraries/algorithms Noob <root@localhost> - 2012-10-24 18:57 +0200
                Re: Large number libraries/algorithms Keith Thompson <kst-u@mib.org> - 2012-10-24 11:43 -0700
                Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-25 09:05 +0200
  Re: Large number libraries/algorithms Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-10-22 08:23 -0400
    Re: Large number libraries/algorithms tom st denis <tom@iahu.ca> - 2012-10-22 11:40 -0700
      Re: Large number libraries/algorithms Keith Thompson <kst-u@mib.org> - 2012-10-22 17:05 -0700
        Re: Large number libraries/algorithms tom st denis <tom@iahu.ca> - 2012-10-23 07:10 -0700
  Re: Large number libraries/algorithms David Brown <david@westcontrol.removethisbit.com> - 2012-10-22 14:42 +0200
    Re: Large number libraries/algorithms Chad <cdalten@gmail.com> - 2012-10-23 14:39 -0700
  Re: Large number libraries/algorithms pete <pfiland@mindspring.com> - 2012-10-24 03:27 -0400

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