Maths, Mathematics, Discrete Mathematics, Sets.
power of A = {1, 2, 3}. Set Difference Operation The set difference operation A\B yields the elements in A that are not in B. It is defined by A\B = { a | a ∈ A and a ∉ B}. For A and B defined as A = {1, 2} and B = {2, 3} we have A\B = {1}. Complement The complement of a set A (with respect to the