Sites of Interest on the World Wide Web

General Mathematics Sites

• http://mathforum.org/. This site is worth visiting. The webmasters did a wonderful job in collecting mathematically related material available on the internet.
• Ask Dr. Math. Any questions?
• Frequently Asked Questions in Mathematics.
• Math Archives. This is a complete site where you may find virtually anything about Math on the Web.
• Dave's Math Tables. Features a variety of tables in diverse areas of math, a message board and a chat room.
• Eric Weisstein's Math World, now hosted by Wolfram Research. A very nice encyclopedic resource! (Welcome back, Eric! Unavailable for more than a year due to copyright issues.)
• Britannica.com brings you the complete Encyclopædia Britannica and more. A wonderful free resource, not only for Mathematics.
• http://www.mathprepa.com/. L'objectif est de proposer aux élèves des classes préparatoires scientifiques un abrégé du cours de mathématiques, une collection d'exercices et de problèmes corrigés et une introduction à Maple. - Created by Jean-Michel Ferrard.
• The Mathematical Atlas provides an introduction to the areas of modern mathematics, and points to sources of further information. A very nice site!
• Earliest Uses of Various Mathematical Symbols These pages show the names of the individuals who first used various common mathematical symbols, and the dates the symbols first appeared. A very nice site!
• MathNerds provides discovery-based, mathematical guidance via an international, volunteer network of mathematicians.
• "Cut the Knot" - Interactive Mathematics Miscellany and Puzzles. A great site created by Alexander Bogomolny. Worth a frequent visit!

Online Help, Tutoring and Other Services

• HotMath.com provides detailed solutions for actual math textbook homework problems in many popular textbook. Free for middle and highschool students, inexpensive for the college crowd!
• The ExamBot features customizable practice exams for Math and Physics. Check it out!
• QuikkTutor offers online tutoring for high school and college math. (fee based)
• The Student Academy offers online content and tutoring for grades 7-12. (fee based)
• SmarThinking.com is an online tutoring service for college students. (fee based)
• AskMe.com offers email-based help in all areas of Mathematics.
• 1800Student.com is a site, where you can sell your used books or buy any book at reduced price directly from other people.
• StuBex.com is a free online book exchange for college students.
• EasyHomeSchool.com has tons of useful links and other info to make homeschooling your children easier.
• calc101.com is a nice site where the creator George Beck has done a very good job in helping students get answers to some basic questions from first semester Calculus through WebMathematica. Check it out.
• E-Sylvan offers online-tutoring in Mathematics and other subjects (fee-based).

Organizations

• The American Mathematical Society
• The Mathematical Association of America
• The Society for Industrial and Applied Mathematics
• The Mathematical Sciences Research Institute

Before Calculus: Arithmetic and Algebra

• MATH-abundance, a help site with quite a few topics from upper secondary and lower division undergraduate Mathematics. Maintained by Johan Claeys in Belgium.
• ColorMathPink is designed to help girls excel at math. It offers academic assessment, tutoring, and information for third through twelfth grade girls.
• Purplemath has lessons, links, guidelines, and a study-skills survey, all designed to help the high school or college student find success in algebra.
• PlanetQHE is an interactive site designed for high school students interested in chance and probability. Pretty cool!
• Algebra-Online provides chat rooms and tutoring in algebra.
• The Learning Shop. This British site delivers online viewable and downloadable revision programs for Maths and Science at A Level and GCSE with emphasis on exact exam requirements for attaining optimal grades. The site features, amongst others, more that 1000 exam practice questions and model solutions, over 500 worksheets specific to the Syllabi of the examining boards, exam tips, examiners comments and forums for teachers and students.
• Math.com. A site mostly for middle and high school students, giving away "free" math software.

Geometry

• Euclid's Elements, a complete web edition of the most famous Math book of all times, with comments by D.E. Joyce.

Calculus

• The Calculus Toolkit, an interactive site by Philip Crooke and his colleagues at Vanderbilt University.
• Calculus Applied to Probability and Statistics for Liberal Arts and Business Majors: This is a wonderful site with plenty of help. Strongly recommended.
• Ask Mr. Calculus - Any Math questions?
• http://www.calculus.net/ has mostly links to Calculus pages elsewhere.
• Karl's Calculus Tutor - Need some Calculus help?
• Graphics for the Calculus Classroom - all kinds of cool Calculus graphs.
• Second Semester Calculus - assignments exams and answers.
• Visit the official site for AP Calculus.

Beyond Calculus

• Phase Portraits for ODEs is a nice JAVA applet which plots phase portraits of solutions to 2-dimensional autonomous systems of differential equations.
• The ODE Toolkit, an interactive site by Philip Crooke and his colleagues at Vanderbilt University.
• Internet Differential Equations Activities is "an interdisciplinary effort to provide students and teachers with computer based activities for differential equations in a wide variety of disciplines."
• The C*ODE*E Home Page. This site features past and current issues of the journal edited by the Consortium for Ordinary Differential Equations Experiments.
• Analysis Webnotes are lecture notes for a senior level analysis course, written by John Lindsay Orr, University of Nebraska - Lincoln.
• Bert G. Wachsmuth at Seton Hall is the author of Interactive Real Analysis, lecture notes for an advanced calculus course.
• Computational Physics is a very nice site featuring applied math topics such as ordinary and partial differential equations, matrix methods and simulation algorithms.
• Download a movie clip of "Galloping Gertie", a.k.a. the Tacoma Narrows Bridge! The movie clip is provided by the Washington State Department of Transportation.
• Análise Matemática III. A very nice Differential Equations site in Portuguese, by the people at the Department of Chemical Engineering of the University of Porto, Portugal.
• Math Topics - Over 300 articles on various subjects in Mathematics.
• Edwin H. Connell's Elements of Abstract and Linear Algebra is a foundational textbook on abstract algebra with emphasis on linear algebra. You may download parts of the book or the entire textbook!
• John Hubbard's article about the forced damped pendulum, which appeared in the American Mathematical Monthly. In PDF format!

Calculators

• Texas Instruments - The TI Calculator homepage.
• Hewlett Packard - Home of Hewlett Packard.
• Casio's technology, mathematics and science education page.
• Mathematical Explorations. A Simple Implementation of Extended Precision Integer Arithmetic using the TI-85 Graphing Calculator.

Mathematics Software, Computer Algebra Systems and Java Applets

• Computer Algebra Systems: Mathematica, Maple, LiveMath, Mathcad, and Derive.
• MathType by Design Science is the "full-featured version of the Equation Editor included in Microsoft Word. MathType is as easy to use as Equation Editor and has many extra features to help you work faster and create better-looking documents".
• The Mathematica Book Online. Get help with Mathematica commands. With enough patience you can look at all the 1500 pages of the instruction handbook.
• The Math Source. Download hundreds of ready-to-run Mathematica notebooks.
• Calculus & Mathematica Home Page. A self-study(?) Calculus course using Mathematica notebooks.
• Interactive Learning in Calculus and Differential Equations with Applications.
• "The Integrator". The name says it all. Uses a Mathematica engine.
• Help with The GREAT Internet Mersenne Prime Search. All you need is a Pentium computer with some time to spare.
  
• Check out this Japanese site by IES (Kobayashi Ichiro) with hundreds of very nice Java Mathematics applets.

Mathematics Journals on the Web

• The Plus Magazine is an online mathematics magazine, produced by the Millenium Mathematics Project, based in Cambridge (UK): "Our broad goal is to help people of all ages and abilities share in the excitement of mathematics and understand the enormous range and importance of its applications to science and commerce."
• Journal Storage. A site featuring a selection of research journals not only in Mathematics. This site is only accessible from computers at participating universities.

Miscellaneous Mathematics Related Sites

• History of Mathematics. At least a few lines about any mathematician you want to know about. Also a great source of pictures of mathematicians.
• Mathematicians of the Seventeenth and Eighteenth Centuries features a sizable list of biographies by W. W. Rouse Ball (4th Edition, 1908).
• The R.L. Moore Legacy Project page hosted by the University of Texas at Austin. R.L. Moore developed the Moore Method of teaching, which replaced "lecture and response" learning with what is today called inquiry- based learning or discovery learning.
• Paperfolding.com by Eric M. Andersen includes a section on "Origami and Mathematics".
• Fun with Pi. Different ways to compute approximations to arguably the most famous number of them all.
• Solving the Quintic with Mathematica discusses the history and methods of solving fifth degree polynomial equations.
• The Work of Edward Tufte and Graphic Press features the books and other products of the author, famous for his publications on visual information design.
• The Abacus Site. Complete treatment of the abacus: history, usage, with java applets and more. Check it out!
• Hotel Infinity. A hint: one of the owners is Sam Cantori!
• Essays on Mathematical Constants. Everything you always wanted to know about mathematical constants like the Fransén-Robinson Constant et al.
• D.W.Simpson - Finance, Insurance, Math & Actuary Jobs.
• Math Humor - Enough of that serious stuff; check out some some funny math comics!
• Math in the Movies. A Guide to Major Motion Pictures with Scenes of Real Mathematics.
• Mathematrix. A web site devoted to exploring mathematical recreations - the more entertaining (and generally lesser known) areas of mathematics.
• The MathImage Shop sells math-design T-Shirts.

Other Sites

• NinePlanets. This site features "everything under the sun" related to our solar system. Kudos for Bill Arnett for making this available on the web.
• The official site of the Bureau International des Poids et Mesures, the heart of the International System of Units (SI).
• Speedguide.net helps you optimize your TCP/IP for high speed Internet connections, such as Cable or DSL.
• Everything you want to know about Chemical Elements is at www.chemicalelements.com.
• The Galileo Project. This wonderful project is a hypertext source of information on the life and work of Galileo Galilei (1564-1642) and the science of his time.
• The American Family Immigration History Center lets you explore your family history at Ellis Island.
• Spinozistic Calculus - No! This is not Math! Dedicated to the insights of the Dutch philosopher Benedictus de Spinoza (1632-1677).
• Take a break from studying and check out USA Football, with coverage ranging from high school to professional football!
• EQIIS. Check out zillions of earthquake pictures.
• Randy's Icon and Image Bazaar. Nice bazaar with plenty of stuff for your home-page. Also features a 216-color table.