 Wilson's Inversive Geometry with CabriJava  Wilson Stothers, University of Glasgow
An introduction to inversive geometry, with explanations and illustrations using
CabriJava. Many of the results and ideas are Greek, largely due to Apollonius of Perga. The approach is from the Klein viewpoint, using a group of transformations of a
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 Wilson's Theorem  Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
A description and proof of Wilson's Theorem, another consequence (Fermat's Little Theorem being one) of Euclid's Proposition VII.30, with related links.
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 Wilson Stothers' Geometry Pages  Wilson Stothers, University of Glasgow
A guide to the various geometry topics on Stothers' pages, including Euclidean, affine, projective, inversive, and hyperbolic geometries, and the Klein View of geometry. These pages began as an experiment in teaching projective conics using Cabri to provide
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 WIMAT  Learning Linear Algebra with the PC  Janiszczak, Knörr
A free DOS and Windows learning and training program, with routines that demonstrate important algorithms or procedures in linear algebra and linear programming such as Gaussian algorithm, procedures for solving linear equations and inverting matrices,
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 WIMS (WWW Interactive Mathematics Server)  Université de Nice  Sophia Antipolis
Interactive mathematical applications, also available in French, with documentation. The server's exercises and programs are designed to find a polynomial with given values; find the Taylor expansion of a function; find a polynomial from its curve; given
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 WINDandSEA  The Oceanic and Atmospheric Sciences Internet Locator  The NOAA Central Library
An atmospheric and oceanic sciences Internet Resource Locator with over 800 selected links to science and policy sites organized by topic and alphabetically within topic. Current interest topics (Year of the Ocean; El Nino)a teacher's corner with teachingrelated
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 WinFiles.com Windows Shareware Collection  CNET, Inc.
A searchable virtual shareware library. Newest shareware, and shareware classified and sorted by platform on "categories" pages  for details, see the Readme file. Includes calculators, mathematical graphing tools, unit converters, educational games and
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 WinKE: A Proof Assistant for Teaching Logic  Ulrich Endriss
An interactive proof assistant based on the KE calculus, a refutation system that combines features from Smullyan's analytic tableaux and Gentzen's natural deduction. The software has been designed to serve as a tutoring system to support the teaching
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 WINKS & KWIKSTAT Statistics Software  TexaSoft
Statistical data analysis software for Windows (WINKS) and DOS (KWIKSTAT). Programs in zipped format to download; free evaluation copy of any program you are interested in seeing. Courses on Statistical Data Analysis and QS9000 Statistical Techniques
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 A Winning Division  Ivars Peterson (MathTrek)
A farmer plans to divide a triangular piece of land evenly between his son and daughter. Because he wants to be scrupulously fair, he would like the two pieces to have not only equal areas but also equal perimeters. Where should he draw the line? This
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 The Winning Voting System (Math Chat)  Frank Morgan, MAA Online
Results submitted to the challenge: What do you think is the best voting system among three or more candidates? Joseph DeVincentis suggests a version of approval voting in which each voter has three choices: approval (+1), no opinion (0), or disapproval
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 Wireless Philosophy
Free videos on the practice of philosophy — teaching viewers how to develop critical thinking skills and do philosophy, rather than simply learn what philosophers have thought. See, in particular, Wi Phi's categories of videos on the philosophy
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 WIRIS  Ramon Eixarch and Daniel Marquès, Maths for More S.L.
WIRIS math tools include a formula editor, online CAS (Computer Algebra System) and advanced math assesment tools. WIRIS tools are easily integrated into Moodle and other LMS. You can experiment with all WIRIS tools running in a Moodle environment.
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 Wisconsin Center for Education Research (WCER)  School of Education, Univ. of WisconsinMadison
One of the oldest and largest education research centers in the world, providing an environment where some of the country's leading scholars conduct basic and applied education research. The WCER roster includes nearly two dozen research centers and projects
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 Wisconsin Emerging Scholars Program (WES)  The Math Forum
A program for calculus students designed to boost the performance and persistence of freshman in the UWMadison's 3course calculus sequencea "gateway" course required of students planning to major in science, math, or engineering. The WES program places
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 WisFaq
A Dutch language askanexpert math service. "De digitale vraagbaak voor het wiskundeonderwijs." WisFaq is een samenstelling van WISKUNDE en FAQ. FAQ is een afkorting voor 'Frequently Asked Questions' en dat is nu precies wat WisFaq wil zijn: een plek
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 Wittgenstein Thought  Bill Finzer, Key Curriculum Press
Two sketches illustrating a problem posed by Wittgenstein: A stick passes through a sleeve (in which it can smoothly slide). The sleeve is nailed to the wall. As one endpoint of the stick describes a circle, what does the other endpoint describe? One
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 The Wizard of Odds  Michael Shackleford
As a rule of thumb, the harder a game is to understand the better your odds of winning if you do understand it. By understanding the more complicated games such as blackjack, baccarat, and craps you can have an expected return of at about 99 cents per
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 The Wolf Foundation  Yaron E. Gruder, Director General
The Wolf Foundation awards prizes to outstanding living scientists and artists, including mathematicians. Read general information and more about the nomination procedure. Named in honor of Ricardo Wolf, the Foundation also awards about 200 scholarships
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 WolframAlpha  Wolfram Alpha LLC
A computational knowledge engine that "computes whatever can be computed about anything." Query Alpha about "essentially any kind of systematic factual knowledge," with particular strengths in "areas where computation or mathematics have traditionally
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 The Wolfram Demonstrations Project  Wolfram Research, Inc.
A web collection of freely available demonstrations in math, science, and many other areas. Interact with the demonstrations directly in your browser. Each Demonstration contains a set of related links to sites such as MathWorld, The Wolfram Functions
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 Wolfram Research, Inc.
Wolfram is the maker of Mathematica, a software system for numeric and symbolic computation, data visualization, and programming; an interactive calculation tool and programming language to solve technical problems. Mathematica's electronic documents,
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 Wolfram Research in Precollege Education  Wolfram Research
"In the Classroom" highlights how some schools and organizations use Mathematica extensively in their curricula. The section on "Collaborative Initiatives" illustrates how businesses have teamed up with Wolfram Research to sponsor handson workshops,
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 Women and Mathematics Network (WAM)  Committee for the Participation of Women, Mathematical Association of America (MAA)
A consortium of Program Directors of outreach programs in mathematics for women and girls, providing professional development opportunities for program directors; forums for sharing ideas and expertise; workshops and forums for prospective directors of
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 Women and Minorities in Science, Engineering, and Mathematics  Brown University
Links to resources for women and minorities in science, engineering, and mathematics. Societies and associations; consortia, committees and centers; other resources. Also related links, foundations and organizations.
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 Women in Mathematics (WIM)  Kolda, Garille, Jones; University of Maryland College Park (UMCP)
WIM is dedicated to serving the needs of women mathematicians at the University of Maryland College Park (UMCP). This page includes links to information in the following categories: Scholarships, Conferences; Women in Mathematics; Women in Computer Science,
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 Women in Math Project  Marie Vitulli; Department of Mathematics, University of Oregon
Information on all aspects of women and math, including bibliographies of publications (with a search engine), an extensive collection of biographies, links to associations, job, grant, and scholarship opportunities, conferences, workshops and programs,
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 Women & Mathematics  Key Issues in Mathematics at the Math Forum
Find sites relevant to women, girls, and gender equity in the Math Forum's Internet Mathematics Library.
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 Women, Minorities, and Persons with Disabilities in Science and Engineering: 1994  Division of Science Resources Studies (SRS), National Science Foundation (NSF)
An NSF report that describes the status of groups traditionally underrepresented in science and engineering, and documents factors important to choice of study and to success in pursuing science and engineering.
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 Women, Minorities, and Persons With Disabilities in Science and Engineering: 1996  Division of Science Resources Studies (SRS), National Science Foundation (NSF)
This report presents data on participation of underrepresented groups in science and engineering, and documents factors important to success in science and engineering in precollege education, undergraduate and graduate education, and employment. The
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 Women of Mathematics throughout Europe  Institut für Mathematik Universität Potsdam
Gallery of female mathematicians throughout Europe. See portrait photographs, read interviews, and watch videos of Nalini Anantharaman, Karin Baur, Stefka Bouyuklieva, Alice Fialowski, Frances Kirwan, Irina Kmit, Kaisa Matomäki, Margarida Mendes
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 Women of NASA  Tish Krieg, National Aeronautics and Space Administration
The Women of NASA resource was developed to encourage more young women to pursue careers in math, science, and technology. The project showcases outstanding women who are enjoying successful careers, and demonstrates how these women balance personal and
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 Women's Studies Database  University of Maryland
The women's studies database serves those interested in the women's studies profession and women's issues in general. Collections of conference announcements, pedagogy and other bibliographies by and about women, calls for papers, employment opportunities,
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 WomenTechWorld eStore  National Institute for Women in Trades, Technology & Science
A clearinghouse for products related to women in technology, trade, and law enforcement occupations. Math titles include Developing Math Learning Skills: A Parallel Support Course for the MathAnxious Student; Spatial Encounters: Exercises in Spatial
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 Wonders of Ancient Greek Mathematics  Timothy Reluga; Tufts University
An arbitrary collection of interesting solutions to geometric problems discovered and solved by the Greeks, limited to intuitive, elegant, or beautiful solutions and some that do not meet these requirements, serving as reminders of the level to which
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 Woolly Thoughts  Pat Ashforth & Steve Plummer
Knitting, crochet, afghans, and other textile art creations, instructions, publications, and more by two "mathekniticians" retired from teaching.
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 Word2TeX  Chikrii SoftLab
A program that allows you to save Microsoft Word documents (with equations, figures, tables...) in LaTeX or AMSLaTeX format. A shareware version of Word2Tex is available for download. The site includes a program description and examples, registration
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 Word2TeX, TeX2Word, PseudoTeX  Chikrii SoftLab.
Word2TeX is a converter designed for use with Microsoft Word to enable saving documents in LaTeX format. Convert existing Microsoft Word documents to LaTeX and create new LaTeX documents in your mainstream word processor rather than a completely separate
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 Word Add In Insert Graph  Martin Weissman
If you aree using MS Word and need to insert a graph, with points or a line, this free template does the job, easily and quickly.
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 Wordplay  John Langdon
On the application of ambigrams (words as art) in various fields of study. Most ambigrams are based on one form of symmetry or another; most of Langdon's ambigrams exemplify rotational symmetry.
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 Working with Fractions in Java  Michael Gilleland
Explores various highways and byways of fractions, such as continued
fractions, Egyptian fractions, and Farey sequences, with Java source code.
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 The Work of Robert Langlands  Mathematics Dept., University of British Columbia, Canada
A selection from Langlands' professional correspondence, previously unpublished work, and published work now out of print. Thesis, papers, manuscripts, letters, and bibliography.
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 Workplace Essential Skills: Resources Related to the SCANS Competencies and Foundation Skills  Employment and Training Administration, U.S. Dept. of Labor
This PDF report provides the results of a comparison of the workplace basic skills defined by the Secretary's Commission on Achieving Necessary Skills (SCANS) with skill frameworks developed by a variety of national and international organizations. The
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 Workshop Software  Math Forum
When we run workshops we normally use Macintoshes hooked up directly to the Internet. The software we use is public domain or shareware. Current versions of the software are available from our software archives  you can download them directly from here.
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 World Mathematical Year 2000
On May, 6th, 1992, in Rio de Janeiro, the International Mathematical Union declared that the Year 2000 will be the World mathematical Year. The Declaration of Rio sets three aims: the great challenges of 21st Century; mathematics, a key for development;
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 A World of Color  Graphx Edge
Royaltyfree color fractal images and fractal collections available on CDROM. Also clip art, fonts, textures, and a Fractal Showcase.
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 World of Escher  World of Escher, Inc.
The world of M. C. Escher (18981972), the famous Dutch graphic artist most recognized for spatial illusions, impossible buildings, repeating geometric patterns (tessellations), and his incredible techniques in woodcutting and lithography. This site offers
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 World of Fractals  Adam Lerer
A general site about fractals, including image galleries, animations, descriptions of different types of animations, explanations, programs to download, and related links. See Types of fractals; read Understanding Fractals (The Basics, The Mathematics,
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 World of Statistics
Increasing public awareness of the power and impact of statistics on all aspects of society; nurturing statistics as a profession, especially among young people; and promoting creativity and development in the sciences of probability and statistics. Get
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 Worldometers.info
Counters that display the realtime data on world population (e.g., births this year, births today, deaths this year, deaths today, net population growth for today), government and economics (daily government expenditures toward health care, education,
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