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Mighty Number contains information about every integer. Information includes relevance of number, mathematical information such as square root, and decoding of ...

Given an integer sequence, find its name, and formula.

A collaborative encyclopaedia with entries contributed under the GNU Free Documentation License.

Maths games and activites for schoolchildren, resources for teachers and general maths investigations

A site for lovers of obscure and unusual words, featuring a dictionary of rare words, word lists of vocabulary on specific topics, essays and discussions on ...

Mathtools.net is a link exchange for the technical computing and engineering community.

Founded to promote mathematical research and education through conferences, contests surveys, publications, employment services, scholarship programs, locating ...