 The REDUCE Computer Algebra System  Anthony C. Hearn; RAND
An interactive program designed for general algebraic computations of interest to mathematicians, scientists and engineers. Its capabilities include:
expansion and ordering of polynomials and rational functions; substitutions and pattern matching in
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 Remote Interactive Optimization Testbed (RIOT)  Industrial Engineering and Operations Research, UC Berkeley
Interactive educational and research tools for optimization problems. Applications: Learn about practical applications of optimization technology to Major League baseball, openpit mining, computer network design, and modular parts fixturing. Experiment
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 Research Institute of Symbolic Computation (RISCLinz)
The Research Institute for Symbolic Computation, RISC, is an Austrian institute devoted to the field of symbolic computation. The site includes descriptions of various research areas, such as combinatorics, constraint solving, the theory of computation,
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 Revathi Narasimhan  Department of Mathematics, Kean University
College Math, College Algebra, and Calculus course resources and links include Narasimhan's own Interactive Calculus tutorial, which requires the LiveMath plugin. See also Using Excel in Finite Math and Applied Calculus, freely downloadable Excel workbooks
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 Rlab Computer Language  Ian Searle
Created for scientific and engineering applications, this highlevel language focuses on creating a good experimental environment for matrix math. While not a clone, RLab is described as "MATLABlike" by its creator, Ian Searle. Access information and
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 Robbins Algebras are Boolean  William McCune, Automated Deduction Group, Argonne National Laboratory
The Robbins problem  are all Robbins algebras Boolean?  has been solved: Every Robbins algebra is Boolean. This theorem was proved automatically by EQP, a theorem proving program developed at Argonne National Laboratory. Information on the solution;
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 The R Project for Statistical Computing
A language and environment for statistical computing and graphics, originally written by Robert Gentleman and Ross Ihaka (R & R), that provides a wide variety of statistical and graphical techniques, including linear and nonlinear modelling, classical
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 Rulebased Mathematics  Albert Rich
Reduction rules for determining the antiderivative for a wide variety of integrands. See test suite results of his reduction rules, as implemented by Rubi, compared against performances by Maple and Mathematica across a variety of types of integrals.
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 Runiter Company  Saeid Nourian
Demo or purchase software that plots math functions in 3D or in or grid sheets, rotates them, and manipulates them in realtime: Smart Math Calculator, Graphing Calculator, A&G Grapher (algebra and geometry), Statistics Problem Solver, and Calculus Problem
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 SAGE
SAGE is free and open software that supports research and teaching in algebra, geometry, number theory, cryptography, etc. Interfaces with other prominent mathematics programsuse them from within SAGE. Tutorial, documentation, and developers' pages
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 Sage: Open Source Mathematics Software  William Stein, University of Washington
An open source mathematics program designed to do everything from map a 12dimensional object to calculate rainfall patterns under global warminganything Maple, Matlab, or Mathematica would do. This free software reveals how it performs its calculationsso
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 Saltire Software
Mathematical technology for industry and education. Saltire Software's core technologies are constraintbased interactive geometry systems, symbolic algebra, and optimization, with products for mechanical engineering, mathematics education and layout
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 sbParserSDK 3.6 for Win32  Joerg Koenning
A program that provides an easy way to create an sbParser object that can solve mathematical functions of any length. You can declare up to 24 variables (6 with the ActiveXcontrol) that can be defined and redefined, which is useful for fast calculations,
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 Science and Mathematics: Using TI Calculators  ThinkQuest 1997
Covering TI81, 82, 83, 85, and 92, links to TI's lists of programs available with each calculator, and a buyer's guide for each machine with comparisons between models. The site includes Internet links and contact information for its authors.
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 Scientific Applications on Linux (SAL)  Kachina Technologies, Inc.
A collection of information and links to software of interest to scientists and engineers. The broad coverage of Linux applications also benefits the whole Linux/Unix community. See, in particular, Mathematics.
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 SCILAB  Gilberto E. Urroz
Documents and links for applications of SCILAB, a free, matrixbased, numerical environment, in numerical analysis and statistical calculations.
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 SeaGator.com  Tim Ousley
Statistical consultation, for help with the collection, analysis, interpretation, and presentation of data. For questions about statistics classes or homework problems, submit an online form or download Sea Gator Analysis Tools, custom Excel sheets for
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 Search Netlib  Netlib Repository at UTK and ORNL
Netlib is a collection of mathematical software, papers, and databases. Another Netlib search interface (which indexes the same material) is available at
http://netlib.belllabs.com/netlib/search.html. Also search the NADigest.
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 Secondary Math Units  Margaret Sinclair
Units for grades 912. For grades 910: Data Collecting in the Classroom, Algebraic Problemsolving using Spreadsheets (a unit that emphasizes moving from numerical to symbolic representation), and a newspaper review unit on the Skydome. For grades 1112:
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 Semidefinite Programming  Christoph Helmberg
A page for the entire semidefinite community. Links to lists of: Conferences and Workshops; Interior Point Algorithms; Geometry and Complexity; Applications in Combinatorial Optimization; Applications in Control Theory; Eigenvalue Oriented Approaches;
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 SHAPES  XOX Corporation
Providing advanced C/C++ libraries and applets for application developers in GeoScience, CAE, CAD, Medicine, and other industries that require geometry and topology. Their primary product is Shapes®, a geometry system. Site offers contact and product
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 SIMATH  Marc Conrad
A computer algebra system, especially for number theory. Try out the online version of the SIMATH calculator simcalc; a more detailed overview is available as a .dvi file or you can download the TeXSource of this file.
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 Simtel.Net  Digital River, Inc
A distribution network for shareware, freeware, and public domain software. Browse or search for programs running on the platforms of Windows 95/98, DOS, or Windows 3.x. Windows 95/98 mathrelated programs range from abacus instructional packages to an
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 SMath Studio
SMath Studio is a free software application with a WYSIWYG interface similar to MathCAD. Also available in Russian.
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 Softmath  Neven Jurkovic
Developers of Algebrator, an automated tutor based on Maxima CAS that provides stepbystep solutions to algebra, trigonometry, and statistics problems, and exports answers to MathML. Demo and purchase Algebrator; use Softmath's free online software to
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 Software for Graphics and Data Analysis  S. Baum; Dept. of Oceanography, Texas A&M University
Links to software with descriptions, features, and where to find it, in (mostly) the following categories (or check out the complete alphabetical list): mostly graphics; mostly numerical analysis and number crunching; mostly data formats; commercial packages;
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 Software  School of Statistics, University of Minnesota
XLISPSTAT  a statistical environment based on a dialect of the Lisp language called XLISP; MacAnova, an interactive program for statistical analysis and matrix algebra; Rcode  software that accompanies the book, An Introduction to Regression Graphics,
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 Speakeasy  Speakeasy Computing Corporation
A userfriendly computational software package that enables novice and
experienced users to solve realworld problems. An intuitive computational language provides a natural way to communicate with your computer.
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 SPIMSOW: Swarthmore Summer Project for the Implementation of Mathematical Software on the Web  Bouttenot, Parlikar; Mathematics & Statistics Dept., Swarthmore College & Math Forum
The product of a 1998 summer project investigating current Weboriented mathematical software. The site explores the capabilities of the new Web versions of Mathematica, Maple, and MathView, offering tutorials on configuring the software and creating
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 Spreadsheets in Education  Baker, Sugden; Queensland, Australia
A new fully peerreviewed electronic journal devoted to the use of electronic spreadsheets, such as Microsoft Excel, in education. The editors invite manuscripts from education professionals who make use of spreadsheets for the benefit of their students.
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 Spreadsheets, Mathematics, Science, and Statistics Education  Erich Neuwirth
Information about spreadsheets with an emphasis on mathematics and statistics education. Spreadsheets in Education: Recommended Books; Papers about Spreadsheets in Scientific Journals and Books; Example Spreadsheets and Projects (mostly Excel 5.0); Further
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 SpreadsheetZONE  Pagos, Inc.
This repository of Microsoft Excel spreadsheet templates contains a category of math learning tools that covers topics such as base system conversion, exponential functions, logarithmic functions, Cartesian coordinates, derivatives, goodness of fit, polar
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 StarLogo  Epistemology and Learning Group, MIT Media Lab
A programmable modeling environment for exploring the workings of decentralized systems. With StarLogo, you can model (and gain insights into) many reallife phenomena, such as bird flocks, traffic jams, ant colonies, and market economies. StarLogo is
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 Statistical & Data Analysis Software  NCSS Statistical Software
Statistical analysis in a format that imports and exports all major spreadsheets, databases, and statistical file formats.
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 Statistical Thinking for Managerial Decision Making  Prof. Hossein Arsham; University of Baltimore
Course description: Statistical summary measures, probability, random variables and their distributions: estimation and hypothesis testing, correlation and regression analysis, ANOVA, and their applications to business problems will be presented, and
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 STATISTICS.COM
A source for information about statistics software (major packages like SAS, SPSS and SPLUS, shareware, and smaller packages), as well as about statistics analysis, data analysis, and short courses in statistics  messy data, design and analysis of experiments,
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 Statistics Demonstrations with Excel  Erich Neuwirth
Experimental examples, for which you must have installed Excel as a viewer for your Web browser (instructions are supplied). Correlation Visualized: See a data set with a given correlation coefficient, and change the correlation by moving a slider. Central
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 Statistics (WWW Virtual Library)  Dept. of Statistics, University of Florida
Web information systems relating to Statistics. Data sources; job announcements; links to departments, divisions, and schools of statistics (Australia, Brazil, Canada, Europe, Israel, Mexico, New Zealand, United Kingdom, United States); statistical research
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 StatLib  Dept. of Statistics, Carnegie Mellon University (CMU)
A system for distributing statistical software, datasets, and information by electronic mail, FTP, gopher, and WWW. Quick summary of contents, longer annotations.
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 Stat/Math Center  University Information Technology Services (UITS), Indiana University
Support for and information about mathematics and statistics software, including tutorials for Maple, Mathematica, and Matlab, and lists of other online resources.
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 STFMath  Slavko Ilic
STFMath (was SunCalculator) is a multipurpose math utility: draw, analyze and evaluate Cartesian, Parametric and Polar functions, manage matrixes, complex
numbers, geometry and more.
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 Still Soft.com  Molchanov Denis & Belluyan Minas, Still Soft.com
Graphing calculator software for Windows, designed to be easy to use. Find asymptotes of functions, break points and extremums, calculate limits, define integrals, find derivative of functions and more.
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 STIMATH  Software Techniques Inc.
An expression evaluation tool that generates plots from any programming environment  even a command line.
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 Storeys Spreadsheet  Dan Pedersen, Henrik Kjaer; Profunda
A 3D spreadsheet for Macintosh that gives you new opportunities when working in the third dimension, created by placing a block of threedimensional cells on top of a spreadsheet, making for a new interaction between the 2D and 3D areas. Copy data from
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 SymbolicNet: Symbolic Mathematical Computation Information Center  ICM; Kent State University
The area of Symbolic and Algebraic Computation (SAC), also known as Computer Algebra (CA), aims to automate mathematical computations of all sorts. SAC research usually combines mathematics with advanced computing techniques. This site includes: introductory
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 SysQuake  Calerga
Highly interactive software for the design and simulation of dynamic systems. Runs on PowerPC Macintosh computers and Windows 95, 98 and NT 4 computers. SysQuake LE is the free version of SysQuake, and may be downloaded from the site.
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 Teachers' Choice Software  Bruce Vaughan
Software programs for Windows (or Mac with Virtual PC) that have been widely tested in Australian schools. Algematics allows students to enter equations and manipulate them by clicking the mouse. Maths Helper Plus is a collection of tools for graphing
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 Teaching Resources Online  Bert G. Wachsmuth
Seton Hall University professor's syllabi, online handouts, sample programs, scripts and software to download, exams and answers, general information, and other teaching resources for his computer science and mathematics courses: Intro to Computer Science,
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 Technical computations by MATLAB  Dr. M. Kanagasabapathy
Standalone MATLAB freeware programs for numerical interpolation analytical methods such as Lagrange, nth order polynomial, Hermite, piecewise cubic Hermite, Neville, cubic spline, and more.
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 Tela the TEnsor Language  Geophysical Research/Finnish Meteorological Institute
A numerical computing environment mainly targeted for numerical simulation pre and postprocessing work. Properties: supports arbitrary dimensional arrays (currently the rank must be less than five though); is generally 24 times faster than Matlab, the
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