Mathematics

The study of the measurement, properties, and relationships of quantities, using numbers and symbols.

Sub-headings:

Algebra

Resources about algebraic topics, including homework help.

Calculators and Tables

Mathematical calculators, computation, and tables, including math history.

Calculus and Advanced Mathematics

Advanced topics including calculus, fractals, and chaos.

Geometry and Trigonometry

Resources for geometry and trigonometry.

Mathematicians

Resources on the history of mathematics and famous mathematicians.

Probability and Statistics

Topics include probability, statistics, and uncertainty.

Resources in this category:

About.com: Mathematics
http://math.about.com/

An Internet guide for mathematics, with feature articles, Website links, and discussion forums. Topics covered include algebra, calculus, geometry, logic, probability & statistics, topology, number theory, applied math, math careers, and mathematicians.

arXiv
http://arxiv.org/

"arXiv is an e-print service in the fields of physics, mathematics, non-linear science, computer science, and quantitative biology. The contents of arXiv conform to Cornell University academic standards. arXiv is owned, operated and funded by Cornell University, a private not-for-profit educational institution. arXiv is also partially funded by the National Science Foundation."

Ask Dr. Math!
http://mathforum.org/dr.math/dr-math.html

This is primarily an archive of K-12 student mathematical questions and answers answered by a group of students, instructors and mathematicians. The archive is searchable both by a Table of Contents and by keyword. The site also includes problems suitable for students of varying grade levels.

Curious and Useful Math
http://www.curiousmath.com/

Learn how to find out what day of the week any date will fall on, how to take the square root in your head, and other tricks to make your calculations faster and to amaze onlookers with your mathematical ability.

EEVL - The Internet Guide to Engineering, Mathematics and Computing
http://www.eevl.ac.uk/

"EEVL is an award-winning free service, which provides quick and reliable access to the best engineering, mathematics, and computing information available on the Internet. It is created and run by a team of information specialists from a number of universities and institutions in the UK for students, staff and researchers in higher and further education, as well as anyone else working, studying or looking for information in Engineering, Mathematics and Computing."

The Electronic Library of Mathematics
http://www.emis.de/ELibM.html

"Contains online journals, article collections, and monographs in the field of mathematics. All material is in electronic form and access is free."

Eric Weisstein's World of Mathematics
http://mathworld.wolfram.com/

"MathWorld is a comprehensive and interactive mathematics encyclopedia intended for students, educators, math enthusiasts, and researchers."

ExploreLearning
http://www.explorelearning.com/

ExploreLearning offers a catalog of modular, interactive simulations in math and science, called "gizmos," which provided animated demonstrations of a wealth of physics and mathematics topics.

Favorite Mathematical Constants
http://www.mathsoft.com/mathsoft_resources/mathsoft_constant...

Learn the history and find the value of mathematical constants from the well-known to subject-specific.

Frequently Asked Questions in Mathematics
http://www.cs.uwaterloo.ca/~alopez-o/math-faq/math-faq.html

An FAQ from the Usenet group. It includes the answers to mathematic puzzlers such as why 0.999... equals 1 and a discussion of famous problems such as the four-color problem. Available in graphical and text only versions.

The Glossary of Mathematical Mistakes
http://members.cox.net/mathmistakes/glossary1.htm

"This is a list of mathematical mistakes made over and over by advertisers, the media, reporters, politicians, activists, and in general many non-math people."

INFOMINE - Physical Sciences, Engineering, Computing and Math
http://infomine.ucr.edu/cgi-bin/search?physci

Large annotated collection of Internet resources related to computers, the physical sciences, engineering and mathematics. Resources have been determined to be "'of use' as a scholarly information resource in research or educational activities at the university level." Collection can be searched or browsed by subject, keyword or title. Part of The Library of the University of California, Riverside's INFOMINE.

Interactive Mathematics Miscellany and Puzzles
http://www.cut-the-knot.org/

This is a large collection of topics drawn from arithmetic, algebra, geometry, logic, probability, fallacies, math magic, social sciences, calculus, games and puzzles. The author seeks to help people explore the beauty of math. The site features more than 550 interactive Java illustrations

Jobs in Mathematics
http://jobs.phds.org/jobs/

A comprehensive site on information in the mathematics field to include market statistics, job openings, marketable skills, labor policy, etc.

Los Alamos arXiv Mathematics Archive
http://front.math.ucdavis.edu/

"Los Alamos xxx Mathematics Archive is an (e)text archive of mathematical prints maintained by Los Alamos with a 'front end' at UC Davis. The Archive currently contains over 4000 pre-prints. The Archive is searchable and allows browsing by any one of 30+ categories."

Matematiklærerforeningens
http://www.emu.dk/gym/fag/ma/

Web site of the Danish Mathematics Teachers Association. Site includes a calendar of events and information on publications.

The Math Forum
http://mathforum.org/

The goal of The Math Forum is to "build an online community of teachers, students, researchers, parents, educators, and citizens at all levels who have an interest in math and math education." Towards that end, the site features an Internet Mathematics Library, which contains links to math and math education Web sites; a "Math Resources by Subject" section; original math and math education content created in collaboration with students, teachers, and researchers; interactive projects, like Ask Dr. Math and Problems of the Week; and discussion areas.

Math Ideas for Science Fair Projects
http://mathforum.org/teachers/mathproject.html

Part of the Math Forum, this website takes an interactive look at math. Included are a "problem of the week," a "student center," and a "teachers' place. The site also provides a useful list of resources.

Math in Daily Life: How Do Numbers Affect Everyday Decisions?
http://www.learner.org/exhibits/dailymath/

"Join us as we explore how math can help us in our daily lives. In this exhibit, you'll look at the language of numbers through common situations, such as playing games or cooking." It discusses the use of math in topics such as casinos, buying vs. leasing a new car, credit cards, cooking, and home decorating. Games and other related resources are included.

Math Mistakes Info
http://www.mathmistakes.info/

"Real Mistakes from Real Student Work and Math Facts Students Should Know." This site shows examples of mistakes along with corrections and brief explanations to help high school and college/university student improve math skills. This site also includes math facts, flash card feature and other math links.

Math Words and Some Other Words of Interest
http://www.pballew.net/etyindex.html

Over 120 mathematical terms are defined here, from "abacus" to "parabola" to "zero."

MATH-abundance
http://home.scarlet.be/~ping1339/

This is a set of rather in-depth mathematics tutorials, written at the upper-college level. You can go through the tutorials in order, or use the supplied index to find a specific tutorial of interest. Also includes links to other tutorials on the Web.

The Mathematical Atlas
http://www.math-atlas.org/

"This is a collection of short articles designed to provide an introduction to the areas of modern mathematics and pointers to further information, as well as answers to some common (or not!) questions. The material is arranged in a hierarchy of disciplines, each with its own index page." You can also browse a list of subject headings, or search.

Mathematical Functions
http://functions.wolfram.com/

"Provides the mathematical and scientific communities with the world's single most comprehensive resource about mathematical functions. Its vast collection of formulas, currently totaling in excess of 37,000, was assembled and verified using the powerful features of Wolfram Research's technical computing system Mathematica."

Mathematical Programming Glossary
http://glossary.computing.society.informs.org/

A glossary of terms used in mathematical programming and related subjects such as mathematics, economics and computer science. Includes supplements to elaborate on important concepts and links to additional mathematical dictionaries and encyclopedias.

Mathematical Quotations Server
http://math.furman.edu/~mwoodard/mqs/mquot.shtml

Fairly sizable collection of quotes relating to mathematics, culled from a variety of sources. The collection can be browsed by author's name, or keyword searched. A random quote feature is also available.

Mathematical Sciences Digital Library
http://mathdl.maa.org/mathDL/4/

"Provides online resources for both teachers and students of collegiate mathematics, including: A new MAA publication, the Journal of Online Mathematics and its Applications (JOMA); A catalog of mathematics commercial products, complete with editorial reviews, reader ratings and discussion groups; Digital Classroom Resources, a collection of mathematics instructional material with authors' statements and reader reviews."

Mathematics Archives WWW Server
http://archives.math.utk.edu/

"The primary emphasis is on materials which are used in the teaching of mathematics. Currently the Archives is particularly strong in its collection of educational software. Other areas, ranging from laboratory notebooks and problem sets to lecture notes and reports on innovative methods, are growing. A second strength of the Archives is its extensive collection of links to other sites that are of interest to mathematicians. Resources available through these links include electronic journals, preprint services, grant information, and publishers of mathematical software, texts, and journals."

Measure 4 Measure
http://www.wolinskyweb.net/measure.htm

"A collection of interactive sites on the web that estimate, calculate, evaluate, translate, etc. In other words, they do the work for you." These sites allow you to convert between different units of measurements, find your ideal caloric consumption, calculate the amount of paint you need to paint a room, and much more.

Nick's Mathematical Miscellany
http://www.qbyte.org/

A collection of puzzles, riddles, and problems from a number of sources with answer and solutions.

Powers of Ten
http://microcosm.web.cern.ch/microcosm/P10/english/welcome.h...

Illustrates the concept of logarithmic scales by presenting a series of images, each encompassing ten times the range of the previous image. Provides a vivid understanding of the scale of size of objects in physics and astronomy.

Powers of Ten (Eames Office)
http://www.powersof10.com/

The Powers of Ten Exhibition, from the Eames Office. Explore scales and sizes of the physical world and the universe. Provides numerous pictures, demonstrations, and links.

The Prime Page
http://www.utm.edu/research/primes/

Informative collection of information about prime numbers, including primers, articles and FAQs; prime number listings; and prime number software.

problemcorner.org
http://www.problemcorner.org/

A searchable database of mathematical problems from journals and contests. "Thousands of challenging problems are published each year in contests and problem columns around the globe. The purpose of MathPro Online is to index these problems electronically. References to published solutions are included, but solutions themselves are not. Indexed by keyword and subject.

Random.org
http://www.random.org/

"Random.org offers true random numbers to anyone on the internet." Files, in various sizes, of pregenerated random numbers. Explanation of uses and generation of random numbers. Web-based random coin flip using US, European, and Carribean currencies.

Research Randomizer
http://www.randomizer.org/

An online random number generator for use in math, statistics and research design. Customizable features let you determine how many numbers to generate, the range of values, whether or not to allow duplicate numbers, etc.

TeachMath.net
http://teachmath.net/

Created by a math teacher, this site has many resources for math teachers. It includes articles and text reviews, with a focus on changes in math education and "Distinguishing Fads from Best Practices."

Webmath.com
http://www.webmath.com/

Webmath not only solves your math problems, it shows the steps taken to reach the solution. Types of problems inlude everyday math (i.e. figuring out a tip), polynomials, units conversions, and quadratic equations.

Wolfram Information Center
http://library.wolfram.com/

"We have gathered together a number of resources that document various capabilities of Mathematica. Increase your Mathematica knowledge with quick tips, FAQs, user-submitted MathSource notebooks, detailed tutorials, and more. No matter what your level of Mathematica expertise is, you're sure to find some valuable resources."

Zona Land
http://id.mind.net/~zona/

In Edward Zobel's Zona Land, "you will find educational and entertaining items pertaining to physics, to the mathematical sciences, and to mathematics in general." The site uses Java programming, Ray Tracing and VRML (a virtual reality language) to provide tools and lessons that help students for students grasp major concepts in algebra, geometry, and physics.