'''Wolfram MathWorld''' is an online math encyclopedia. All its content is approved by an chief editor ([[Eric Weissman]]). They accept contributions from the general public, but they don't have a free-wheeling [[wiki]] as do other online projects such as [[Conservapedia]] and [[Wikipedia]].
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'''Wolfram MathWorld''' is an online [[math]] encyclopedia. All its content is approved by an chief editor ([[Eric Weissman]]). They accept contributions from the general public, but they don't have a free-wheeling [[wiki]] as do other online projects such as [[Conservapedia]] and [[Wikipedia]].
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The website content is freely available and run ''pro bono'' by [[Stephen Wolfram]]'s company, Wolfram Research.
Their anti-[[spam]] question was:
Their anti-[[spam]] question was:
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==External links==
==External links==
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*[http://mathworld.wolfram.com/ Wolfram MathWorld] - "the Web's Most Extensive [[Mathematics]] Resource".
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*[http://mathworld.wolfram.com/ Wolfram MathWorld] - "the Web's Most Extensive Mathematics Resource".