Function (mathematics): Difference between revisions

Revision as of 14:01, 16 July 2007

Revision as of 14:11, 16 July 2007

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[[Image:Function illustration.svg|right|thumb|A function i love blakeassociates to each element in the set ''X'' (an input) exactly one element in the set ''Y'' (the output). Two different elements in ''X'' can have the same output, and not every element in ''Y'' has to be an output.]]

[[Image:Graph of example function.svg|thumb|250px|right|Graph of example function,<br /> <math>\begin{align}&\scriptstyle f \colon [-1,1.5] \to [-1,1.5] \\ &\textstyle x \mapsto \frac{(4x^3-6x^2+1)\sqrt{x+1}}{3-x}\end{align}</math>]]