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424 bytes added ,  02:06, April 16, 2007
New page: A '''tautology''' is a statement that is already true by definition, not because of any logical deduction<ref>http://www.apologetics.org/glossary.html</ref>. For instance, "All triangles ...
A '''tautology''' is a statement that is already true by definition, not because of any logical deduction<ref>http://www.apologetics.org/glossary.html</ref>. For instance, "All triangles have three sides" is an inherently true proposition, but it doesn't tell us anything new.

The concept of the [[Survival of the fittest]] is a tautology if fitness is defined as the ability to survive.

== References ==

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