Universal relation defined on a set A is reflexive.
For the set A = {1,2,3}, define the relation R on the set A as R = { (1,1), (2,2), (3,3) (1,3) }, the R is
How many of the following statements are wrong
1. A relation is said to be reflexive on set A if each element in A is related to itself.
2. Empty relation defined on a non- empty set is reflexive
3. We can define a reflexive relation on A x B, where A is not a subset of B.
4. In a reflexive relation, all the elements should be of the form (a,a) for all a from the set on which the relation is defined