Difference between revisions of "Cartesian product"
Jump to navigation
Jump to search
Masterbratac (talk | contribs) m (+comma, grammar) |
|||
| Line 1: | Line 1: | ||
| − | The '''Cartesian product''' of 2 sets ''A'' and ''B'' is the set (usually denoted by ''A × B'') | + | The '''Cartesian product''' of 2 sets ''A'' and ''B'' is the set (usually denoted by ''A × B'') consisting of all ordered pairs ''(a, b)'' where <math>a \in A</math> and <math>b \in B</math>. The Cartesian product is named after [[René Descartes]], who invented this concept. |
[[category:set theory]] | [[category:set theory]] | ||
Revision as of 19:31, October 18, 2007
The Cartesian product of 2 sets A and B is the set (usually denoted by A × B) consisting of all ordered pairs (a, b) where <math>a \in A</math> and <math>b \in B</math>. The Cartesian product is named after René Descartes, who invented this concept.