Are there general formula for Reflexive Relation?
1643
Number of reflexive relations defined on a set A with n elements
16687
Number of Equivalence relations of $\{1,2,3\}$
85507
Equivalence Relation problem
74015
Number of relations that are both symmetric and reflexive
125174
Combinatorial intuition of identity
71977
Give an example of a relation R on $A^2$ which is reflexive, symmetric, and not transitive
20844
Relations between p norms
137921
Reflexivity, Transitivity, Symmertry of the square of an relation
98769
Find a universe and a predicate that satisfy the following formula
17935
Can a relation with less than 3 elements be considered transitive?
89506
Union of disjoint sets : Equivalence relations
109318
Equivalence relation $(a,b) R (c,d) \Leftrightarrow a + d = b + c$
70409
Rational Equivalence Relation and Measure
138436
How to prove reflexivity, symmetry and transitivity for the following relation?
127795
$L^1(μ)$ is finite dimensional if it is reflexive
6955
A Banach space is reflexive if and only if its dual is reflexive
133934
"Reflexive only" verbs