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Wolfram: Mathematical Functions - http://functions.wolfram.com/
Includes advanced formulas and visualizations of various equation, such as elliptical curves. |
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Wikipedia: Mathematics Section - http://en.wikipedia.org/wiki/Mathematics
Free encyclopedia. Covers number systems, different math fields, foundations, history, applications, and famous problems. |
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On-Line Encyclopedia of Integer Sequences - http://www.research.att.com/~njas/sequences/
Identify a sequence by entering few terms in the sequence. Additional information includes examples, formulas, and related links. |
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Glossary of Math Terms - http://www.dpi.state.wi.us/dpi/standards/mathglos.html
Explains commonly used words specialized to this field. Includes examples and some graph illustrations. |
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Platonic Realms - http://www.mathacademy.com/pr/index.asp
Online resource for the mathematics community: links library, bookstore, quotes, and online articles. |
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PlanetMath - http://planetmath.org/
A collaborative encyclopaedia with entries contributed under the GNU Free Documentation License. |
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Digital Library of Mathematical Functions - http://dlmf.nist.gov/
This mockup gives an idea of the current ideas about the design and organization of the new Digital Library; these ideas are, of course, subject to change. Content only is only available in a few places. |
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Mathematical Atlas - http://www.math.niu.edu/~rusin/known-math/welcome.html
A topical guide to modern mathematics that explains the subdisciplines. Includes graphics that represent their relative size and relationship. |
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Geometry Formulas and Facts - http://geom.math.uiuc.edu/docs/reference/CRC-formulas/
An excerpt from the 30th Edition of the CRC Standard Mathematical Tables and Formulas, covering the area of Geometry (minus differential geometry), by Silvio Levy. |
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Abacus: Mystery of the Bead - http://webhome.idirect.com/~totton/abacus/
History of the abacus and an instruction manual on its use. |
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Mathematics Resources - http://www.educationindex.com/math/
Offers a large number of links to mathematical resources, dedicated to various topics. |
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Numerical Prefixes - http://phrontistery.info/numbers.html
Tables for Greek and Latin number values alone and as a part of other words. |
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EquationSheet.com - http://www.equationsheet.com/
Searchable directory, arranged by field, of equations, constants, symbols and SI units. Also features LaTEX utilities, software links. |
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Math2.Org - http://www.math2.org/
Formerly Dave's Math Tables. Mathematical tables on-line and downloadable. |
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The Math Reference Project - http://www.mathreference.com/
An electronic archive of articles by Karl Dahlke on topics ranging from high school geometry up to graduate level topology. |