Union
$$A \cup B =$$
{ anal, genital, latency, oral, phallic, to not abstain, to not eat at the wrong time, to not intoxicate, to not kill, to not lie, to not perform, to not sleep in a tall bed, to not steal }
Symmetric Difference
$$A \ominus B =$$
{ anal, genital, latency, oral, phallic, to not abstain, to not eat at the wrong time, to not intoxicate, to not kill, to not lie, to not perform, to not sleep in a tall bed, to not steal }
Cartesian Product
$$A \times B =$$
{ (to not abstain, anal),
(to not abstain, genital),
(to not abstain, latency),
(to not abstain, oral),
(to not abstain, phallic),
(to not eat at the wrong time, anal),
(to not eat at the wrong time, genital),
(to not eat at the wrong time, latency),
(to not eat at the wrong time, oral),
(to not eat at the wrong time, phallic),
(to not intoxicate, anal),
(to not intoxicate, genital),
(to not intoxicate, latency),
(to not intoxicate, oral),
(to not intoxicate, phallic),
(to not kill, anal),
(to not kill, genital),
(to not kill, latency),
(to not kill, oral),
(to not kill, phallic),
(to not lie, anal),
(to not lie, genital),
(to not lie, latency),
(to not lie, oral),
(to not lie, phallic),
(to not perform, anal),
(to not perform, genital),
(to not perform, latency),
(to not perform, oral),
(to not perform, phallic),
(to not sleep in a tall bed, anal),
(to not sleep in a tall bed, genital),
(to not sleep in a tall bed, latency),
(to not sleep in a tall bed, oral),
(to not sleep in a tall bed, phallic),
(to not steal, anal),
(to not steal, genital),
(to not steal, latency),
(to not steal, oral),
(to not steal, phallic) }
Psychosexual development