 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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 Salinon: From Archimedes' Book of Lemmas  Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
A description of Archimedes' application of propositions from the second book of Euclid's Elements to mathematical proofs. An interactive Java exploration is provided.
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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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 Sampling and the Census  Ivars Peterson  Science News Online
Despite strong support from statisticians, the Census Bureau's plan to increase the use of sampling in the next census has met resistance in Congress.
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 Samuel Arbesman
Research and writings by the author of The HalfLife of Facts. As an applied mathematician and network scientist, Arbesman's delves into the science of science, nature of productivity and prosocial behavior within cities, the structure and function of
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 Sandpiles in Graphs  Angela R. Kerns
Research into sandpiles in graphs, related to previous research by others in several areas including include sandpiles in grids and chipfiring games; also sandpile rules as algorithms for information dissemination problems. An application of cellular
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 Sangaku, Japanese Temple Geometry  Tony Rothman, Princeton University
For centuries in Buddhist and Shinto shrines, Japanese have hung wooden tablets containing mathematical problems. Read PDF or PS downloads of a tutorial on the inversion method for solving Sangaku, or of the article "Japanese Temple Geometry," which first
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 Sangaku: Reflections on the Phenomenon  Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
A collection of sangaku problems with Java simulations and complete solutions, preceded by an introductory article that promotes an unorthodox view point on the wonderful phenomenon of Temple Geometry.
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 Sara Billey
Sara Billey researches combinatorics, algebra, Lie theory, algebraic geometry and probability. Her papers on these topics may be downloaded in PostScript or gzipped PostScript format. The syllabi and problem sets for her undergraduate courses, i.e.
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 Sarah Glaz
Teaching, research, books, and articles by the algebraist, ring theorist, and poet. See, in particular, the math poems of undergraduate students and Glaz's own poetry, which includes "Mathematical Modeling," "A Pantoum for the Power of Theorems," "I am
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 sarahmarie belcastro's home page  SarahMarie Belcastro
From one of the authors of Making Mathematics with Needlework: "I seem to have become a topological graph theorist while I wasn't looking. I am also interested in convex and combinatorial geometry, algebraic geometry, topology, algebra, the geometry of
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 Savard Software
Windows shareware and freeware, including Master Converter (which converts over 580 units in more than 30 categories, with the ability to add your own units and categories) as well as a program launcher and various desktop utilities.
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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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 Scales of Measurement  Niel Brandt
An extensive list of physical and mathematical events and objects in ascending values and orders of magnitude.
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 Scheduling Random Walks  Ivars Peterson (MathTrek)
Among networked computers, some sort of software scheduler must regulate data flow, but proving that a given scheduler not only prevents conflicts but also performs its duties efficiently can be surprisingly difficult. Computer scientists have found that
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 Scholarly Societies Project  Mathematics  University of Waterloo Electronic Library
A subject page created by compilers at the University of Waterloo Library to facilitate access to websites maintained by or for more than 80 scholarly mathematics societies across the world: an alphabetical list by society name, followed by its acronym.
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 SchoolsIntheUSA.com  The EI Group
Request free information and application packages from undergraduate programs; compare select colleges based on tuition, location, size of student body, and other criteria; search databases of career profiles and state scholarships; find articles on financial
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 SchooltoWork (STW)  National STW Learning and Information Center
A system to prepare youth for the high wage, high skill careers of today's and tomorrow's global economy. Using federal seed money, States and their partnerships design the schooltowork system that makes the most sense for them. There is no single model.
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 Schroedinger's Cash Register  Oliver Baker  Science News Online
A discussion of the application of physics (particle physics, quantum theory, and statistical mechanics) to finance theory, with econophysicists attempting to break ground in Wall Street, and the possible underlying mathematical structure of market behavior.
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 Science Access Project  Oregon State University
A group dedicated to developing methods for making science, math, and engineering information accessible to people with print disabilities. Includes braille representations of mathematical notation, and other resources for blind students.
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 Science and Engineering Visualization Challenge  Science and the National Science Foundation (NSF)
The annual Science & Engineering Visualization Challenge encourages cuttingedge efforts to visualize scientific data.
Cosponsors Science Magazine and the National Science Foundation (NSF) select winners in each of five categories: photographs, illustrations,
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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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 Science and Math HyperArchives  MIT Laboratory for Computer Science
This mirror of the InfoMac HyperArchives offers an extensive list of downloadable science and mathematics software for the Macintosh, with abstracts. May be sorted alphabetically or by date, or searched.
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 Science and More  PublicLiterature.org
This site has a section on applied mathematics educational resources. Topics include projectile motion, differential equation solving, collisions, unit conversion, and prime number generation. Most software is
open source.
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 Science Daily: Research Shows Homework Does Boost Academic Achievement; but Overemphasizing Grades and Performance May Lead to Cheating  American Psychological Association
This article, from the ScienceDaily Magazine site, describes an investigation into the effect of homework and grade emphasis on academic achievement of students and selfreported rates of cheating.
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 Science Fairs  Chris Gould; WorldWide Web Virtual Library
An attempt to provide a single comprehensive list of every science fair
accessible through the World Wide Web, whether of global or local scope. Many of the links on this page lead to descriptions/abstracts of math projects entered in such fairs. Categories
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 ScienceMakers Video Archive  The HistoryMakers®
Thousands of stories from life oral history interviews of dozens of contemporary African Americans at the forefront of science, technology, engineering and math (STEM): Shirley Ann Jackson, chairman of the Nuclear Regulatory Commission (NRC) and president
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 Science, Math, and Engineering Career Resources (PhDs.Org)  Geoff Davis; Dartmouth College
Information for scientists and wouldbe scientists at all levels, from high school students through Nobel laureates. Finding Employment; Required Reading (articles on the current job market problems for Ph.D.s; Postdocs; Graduate School; Career Information;
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 Science & Mathematics  Paul Dry Books, Inc.
Trade paperbacks have included The Einstein Theory of Relativity, Infinity, Only the Longest Threads, Johannes Kepler's The SixCornered Snowflake, and Lillian Lieber's The Education of T. C. MITS, subtitled "What Modern Mathematics Means to You."
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 Science Online  American Association for the Advancement of Science
Searchable Web version of the global weekly research publication, with searchable full text, daily news, Science's Next Wave (Free access: News, forums, columns on career development in science), Science Careers, Electronic Marketplace, and administrative
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 Sciences exactes / Mathématiques  Encyclopédie Hachette Multimédia En Ligne
Recherche Mathématiques par thème: Mathématiciens et logiciens; Mathématiques générales; Logique; Algèbre; Topologie; Analyse; Géométrie; Cinématique; Statistiques; Probabilités;
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 Science vs Magic  Nico Disseldorp
JavaScript by Disseldorp, who "likes it when simplicity makes complexity": tessellation kit, for kaleidoscopic drawing; fractal machine, for investigating seven axes of self similarity; logic grid, for exploring recursion; and elementary cellular automata.
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 Scientific American
The online version of the technology magazine, with interlinked articles, interviews with scientists, Ask the Experts, and Explorations, guided tours across the Web of recent technological developments. An archive of past articles is included.
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 Scientific and Statistical Computing (Stat/Biostat 534)  Werner Stuetzle; University of Washington
Information for a course: includes the course announcement and syllabus, a description of the qualifying examination, a programming project, homework problem sets, and slides.
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 Scientific Applications of Linux  HerngJeng Jou and Kachina Technologies, Inc.
SAL (Scientific Applications on Linux) is a collection of information and links to software for scientists and engineers. Math categories include computer algebra systems, arrayoriented and linear algebra systems, statistics, and number theory. Numerical
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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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 Scientific Computing
News and comments on scientific software including Matlab, Minitab, Maple products, Mathematica, etc.
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 Scientific Computing & Automation Online
The scientific and technical community's source for new technology. A searchable site with a new product database, a buyers' guide online, and a database of indepth application and technical notes; also a library of archived feature articles and departments,
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 Scientific Graphics Project  MSRI  David Hoffman; Mathematical Sciences Research Institute
A geometry catalogue of Minimal Surfaces (The Gauss Map, The Weierstrass Formula, Conformal Mapping, Stereographic Projection, and an extensive Minimal Surfaces Index); CMC Surfaces; Level Surfaces (Level Sets Approximating Minimal Surfaces, Curvature
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 Scientific Letter  mailer with formulas  Scientific Networks Software
Mail software that allows users to create messages with complex mathematical formulas. The equation editor used in the mailer allows users to create complex equations swiftly and to see formulas in their usual form. Addressees of letters from Scientific
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 Scientific Notebook  MacKichan Software, Inc.
Use Scientific Notebook to create documents with text, mathematics, and graphics. Do freeform, natural editing of mathematics within expressions and text. Solve problems with the builtin version of the Maple computer algebra system. Import expressions
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 Scientist Cards  All Too Flat
Trading cards, humorously based on Topps and Fleer baseball cards, list the writing preference, dominant cortex, university, and key contributions of Richard Feynman, James Clerk Maxwell, Isaac Newton, Albert Einstein, Claude Shannon, Leonhard Euler,
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 sci.fractals FAQ (Frequently Asked Questions)  Shirriff, Stepp
A archived FAQ from sci.fractals, a Usenet newsgroup about fractals; mathematics, and software, aimed at being a reference about fractals, including answers to commonly asked questions, archive listings of fractal software, images, papers that can be
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 sci.fractals FAQ  Taylor, Louvet
A FAQ posted monthly to sci.fractals, a Usenet newsgroup about fractals, mathematics, and software, aimed at being a reference about fractals, including answers to commonly asked questions, archive listings of fractal software, images, and papers that
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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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 SciLetter.com  Scientific Networks Software, Ltd.
An equation editor email program developed mathematical correspondence. See screenshots, download a demo, and purchase.
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 sci.math  Math Forum
A very active unmoderated discussion group focused on general and advanced mathematics. Read and search archived messages; and register to post to the discussions.
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 sci.math.numanalysis  Math Forum
A discussion group for subject matter concerning numerical analysis. Read and search archived messages; and register to post to the discussions.
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 sci.math.symbolic  Math Forum
An unmoderated discussion group for symbolic mathematics packages. Read and search archived messages; and register to post to the discussions. Conversations in this group overlap to some extent with the Matlab and Mathematica discussion groups, but it
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 sci.nonlinear FAQ  James D. Meiss
The Frequently Asked Questions document for the newsgroup sci.nonlinear. Basic Theory, Applications and Advanced Theory; Learn More; Computational Resources. Nonlinear systems have been shown to exhibit surprising and complex effects that would never
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