Science Fair Project Encyclopedia
Dilation (mathematics)
In mathematics, a dilation is a function f from a metric space into itself that satisfies the identity
- d(f(x),f(y)) = rd(x,y)
where d(x,y) is the distance from x to y and r is some real number. A dilation of a Euclidean space is called a similarity.
See also: homothety.
Last updated: 05-28-2005 16:41:25
10-26-2009 08:16:03
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details