- ad K-12 Math Information
- k-12math.info
- Provides over 135,000 pieces of information on 1000 content items commonly used in k-12th grade mathematics
- NIST Digital Library of Mathematical Functions
- dlmf.nist.gov
- Result of a project to provide a modern revision of Abramowitz and Stegun’s "Handbook of Mathematical Functions". The site includes definitions, properties, and graphs of many special functions.
4.5
(si*)
>980
>230
7
- Mathematical Functions
- functions.wolfram.com
- Information on mathematical functions and formulas by Wolfram Research.
4.4
(si*)
>210
>60
7
- The On-Line Encyclopedia of Integer Sequences (OEIS)
- oeis.org
- Given an integer sequence, find its name, and formula.
4.4
(si*)
>2700
>770
6
- Math Open Reference
- mathopenref.com
- An online interactive Math textbook.
4.2
(si*)
>1240
>80
4
- Encyclopedia of Mathematics
- www.encyclopediaofmath.org
- Open access encyclopaedia, based on Kluwer edition of 2002.
4.2
(si*)
>440
-
6
- PlanetMath
- planetmath.org
- Collaborative, peer-reviewed mathematics encyclopedia with TeX input, inspired by MathWorld (GNU Free Documentation License).
4.1
(1)
>200
>80
6
- Math Tube
- www.mathtube.org
- Mathematics lecture videos and talks taken from The Pacific Institute for the Mathematical Sciences (PIMS) member universities and around the world.
3.9
(si*)
>110
>40
6
- Equations
- www.equationsheet.com
- Searchable directory, arranged by field, of equations, constants, symbols and SI units. Also features LaTEX utilities, software links.
3.9
(si*)
>220
<5
5
- Mighty Number: A Search Engine for Numbers
- www.mightynumber.com
- Mighty Number contains information about every integer. Information includes relevance of number, mathematical information such as square root, and decoding of telephone numbers.
3.8
(si*)
>100
-
5
- Web Formulas
- www.web-formulas.com
- Web Formulas provides collections of formulas used in math, physics and chemistry.
3.5
(si*)
<5
-
3
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