Difference between revisions of "Template:AotD"

Revision as of 20:11, 24 January 2008

Function

A function is a rule that maps one set of values to another set of values. For instance, one function may map 1 to 1, 2 to 4, 3 to 9, 4 to 16, and so on. This function has the rule that it takes its input value, and squares it to get an output value. One can... [more]

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 <blockquote style="display:table;background:#eeeeee;padding:10px;" class="toccolours">
-===[[Permutation]]===
+===[[Function]]===
-A '''permutation''' of a [[set]] of <math>r</math> objects is any rearrangement (linear ordering) of the <math>r</math> objects.  There are <math>r!</math> (the [[factorial]] of <math>r</math>) permutations of a set with <math>r</math> distinct objects.
+A '''function''' is a rule that maps one set of values to another set of values.  For instance, one function may map 1 to 1, 2 to 4, 3 to 9, 4 to 16, and so on.  This function has the rule that it takes its input value, and squares it to get an output value.  One can... [[function|[more]]]
-One can also consider permutations of [[infinite]] sets.  In this case, a permutation of a set <math>S</math> is simply a [[bijection]] between <math>S</math> and... [[Permutation|[more]]]
 </blockquote>

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Difference between revisions of "Template:AotD"

Revision as of 20:11, 24 January 2008

Function