RELATIONS

RELATIONS

1. How relations are represented

   • This is a function, since each input value (x) was only used once.

2. Type of relations

   • Empty relation Full relation Reflexive relation Irreflexive relation Symmetric relation Anti-symmetric relation Transitive relation Equivalence relation Asymmetric relation.

3. Example of relations in real life

   • We can consider Height & Weight as an example of a relation. Another example is Celcius & Farenheight