Mapping

Mapping:

This is the method to homologize one member of Set to each member of Set .

Synthesis of Mapping (Product):

When

Associative Law:

When

     

Image by of :

If , we obtain

If , we obtain

Inverse Mapping:

For ,

Inverse Image:

Let ,

then

If , we obtain

If , we obtain

If , we obtain

If , we obtain