Equality
$$A \neq B$$
A is not equal to B
Subset
$$A \not\subseteq B$$
A is not a subset of or equal to B
Superset
$$A \not\supseteq B$$
A is not a superset of or equal to B
Intersection
$$A \cap B =$$
{ }
Union
$$A \cup B =$$
{ effort, external stimulus, feeling, idle, intuition, sensation, thinking }
Symmetric Difference
$$A \ominus B =$$
{ effort, external stimulus, feeling, idle, intuition, sensation, thinking }
Difference
$$A - B =$$
{ feeling, intuition, sensation, thinking }
Difference
$$B - A =$$
{ effort, external stimulus, idle }
Cartesian Product
$$A \times B =$$
{ (feeling, effort),
(feeling, external stimulus),
(feeling, idle),
(intuition, effort),
(intuition, external stimulus),
(intuition, idle),
(sensation, effort),
(sensation, external stimulus),
(sensation, idle),
(thinking, effort),
(thinking, external stimulus),
(thinking, idle) }
Personality type