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
$$A \cup B =$$
{ archaeology, biological anthropology, cultural anthropology, linguistic anthropology, logopoeia, melopoeia, phanopoeia }
Symmetric Difference
$$A \ominus B =$$
{ archaeology, biological anthropology, cultural anthropology, linguistic anthropology, logopoeia, melopoeia, phanopoeia }
Difference
$$A - B =$$
{ archaeology, biological anthropology, cultural anthropology, linguistic anthropology }
Difference
$$B - A =$$
{ logopoeia, melopoeia, phanopoeia }
Cartesian Product
$$A \times B =$$
{ (archaeology, logopoeia),
(archaeology, melopoeia),
(archaeology, phanopoeia),
(biological anthropology, logopoeia),
(biological anthropology, melopoeia),
(biological anthropology, phanopoeia),
(cultural anthropology, logopoeia),
(cultural anthropology, melopoeia),
(cultural anthropology, phanopoeia),
(linguistic anthropology, logopoeia),
(linguistic anthropology, melopoeia),
(linguistic anthropology, phanopoeia) }