👉 In mathematics, a tailory is a binary relation that has exactly one element in common with its inverse. In other words, a tailory is defined as a binary relation R on a set S such that for every x ∈ S and y ∈ S, if xRy then x = y. For example, consider the set of all positive integers (S = {1, 2, 3, ...}) and the relation "less than" on this set. The relation "less
