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
$$A \cup B =$$
{ annotate, encode, father, holy spirit, ponder, read, son }
Symmetric Difference
$$A \ominus B =$$
{ annotate, encode, father, holy spirit, ponder, read, son }
Difference
$$A - B =$$
{ annotate, encode, ponder, read }
Difference
$$B - A =$$
{ father, holy spirit, son }
Cartesian Product
$$A \times B =$$
{ (annotate, father),
(annotate, holy spirit),
(annotate, son),
(encode, father),
(encode, holy spirit),
(encode, son),
(ponder, father),
(ponder, holy spirit),
(ponder, son),
(read, father),
(read, holy spirit),
(read, son) }