1. Relations and
functions
Nicolas Nevarez

2. RELACIONES
Whether we can say that a
relation is a set of ordered
pairs.
If a and b are any two sets, r
is a ratio of a to b if and only
if r is a subset of a * b
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3. EXAMPLES
(0;4)(0;6)
A*B=(2;4)(2;6)
(4;4) (4;6)
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4. CARTESIAN
PRODUCT FORMS
There are several ways to
represent the Cartesian
product, I will explain several
ways:
Cartesian product
Cartesian diagram
sagittal diagram
Tree Diagram
Crosstab

5. So I show better
Second
component
(X;Y)
First
component

6. Cartesian diagram
This is one of the
simplest there. You
just have to locate
ordered pairs in the
Cartesian plane