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NZMATH - http://tnt.math.metro-u.ac.jp/nzmath/
Python based number theory oriented calculation system, developed at Tokyo Metropolitan University. Downloads, mailing list. |
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Multiprecision Software Directory - http://crd.lbl.gov/~dhbailey/mpdist/mpdist.html
Fortran multiprecision software by David H. Bailey of Lawrence Berkeley Lab. |
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SIMATH - http://tnt.math.metro-u.ac.jp/simath/
Computer algebra system for number theoretic applications. |
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Factorizer - http://www.hermetic.ch/factors/factors.htm
A Windows program to find all factors of any positive integer less than 2^31 - 1; decompose numbers into their prime constituents; find prime numbersand pairs of primes; and to plot Erdos-Kac and Palmen Color histograms. Down load free demo, order full version online. |
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ARIBAS - http://www.mathematik.uni-muenchen.de/~forster/sw/aribas.html
An interactive interpreter for big integer and multi-precision floating point arithmetic with a Pascal/Modula like syntax. It has several builtin functions for algorithmic number theory. |
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ZEN - http://fchabaud.free.fr/English/ZEN/
A toolbox for computation in finite rings, by Florent Chabaud and Reynald Lercier. ANSI-C source, free download, GPL. |
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Aliquot - http://archives.math.utk.edu/software/msdos/dynamics/aliquot/.html
A DOS tool to compute aliquot chains with small starting numbers, by Ivo Düntsch. |
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Maple Worksheets by John Cosgrave - http://www.spd.dcu.ie/johnbcos/Maple.htm
A selection of Maple (V.5) worksheets for teaching purposes. |
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L - http://pmmac03.math.uwaterloo.ca/~mrubinst/L_function_public/L.html
A C++ class library, datasets and command line program for computing zeros and values of L-functions, by Michael Rubinstein. |
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Schulenberg and Associates - http://www.schulenberg.com/
Factoring programs. Windows, free download. |