Union
$$A \cup B =$$
{ charity, faith, fasting, feeling, intuition, pilgrimage, prayer, sensation, thinking }
Symmetric Difference
$$A \ominus B =$$
{ charity, faith, fasting, feeling, intuition, pilgrimage, prayer, sensation, thinking }
Difference
$$A - B =$$
{ feeling, intuition, sensation, thinking }
Difference
$$B - A =$$
{ charity, faith, fasting, pilgrimage, prayer }
Cartesian Product
$$A \times B =$$
{ (feeling, charity),
(feeling, faith),
(feeling, fasting),
(feeling, pilgrimage),
(feeling, prayer),
(intuition, charity),
(intuition, faith),
(intuition, fasting),
(intuition, pilgrimage),
(intuition, prayer),
(sensation, charity),
(sensation, faith),
(sensation, fasting),
(sensation, pilgrimage),
(sensation, prayer),
(thinking, charity),
(thinking, faith),
(thinking, fasting),
(thinking, pilgrimage),
(thinking, prayer) }
Jungian cognitive functions