Cartesian product: Difference between revisions
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If two sets, X and Y, are defined, then we can define the Cartesian product of the two sets, XY, as the set of ''ordered'' pairs with the first element of each pair selected from X and the second element selected from Y. |
If two sets, X and Y, are defined, then we can define the Cartesian product of the two sets, XY, as the set of ''ordered'' pairs with the first element of each pair selected from X and the second element selected from Y. |
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Revision as of 12:48, 29 June 2001
If two sets, X and Y, are defined, then we can define the Cartesian product of the two sets, XY, as the set of ordered pairs with the first element of each pair selected from X and the second element selected from Y.
- XY = {<x,y> | x belongs to X and y belongs to Y}
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