Question

Relation which is neither reflexive nor irreflexive

Answer 1

a={(1, 1), (2, 2)} is neither reflexive nor irreflexsive

Answer 2

Answer:

Example 4: The relation {< 1, 1 >, < 1, 2 >, < 1, 3 >, < 2, 3>, < 3, 3 > } on the set of integers {1, 2, 3} is neither reflexive nor irreflexive. Definition(symmetric relation): A relation R on a set A is called symmetric if and only if for any a, and b in A, whenever <a, b> R , <b, a> R .