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
$$A \cup B =$$
{ accomodator, assimilator, converger, creating obstacles, deluding, diverger, obscuring knowledge, obscuring perception }
Symmetric Difference
$$A \ominus B =$$
{ accomodator, assimilator, converger, creating obstacles, deluding, diverger, obscuring knowledge, obscuring perception }
Difference
$$A - B =$$
{ accomodator, assimilator, converger, diverger }
Difference
$$B - A =$$
{ creating obstacles, deluding, obscuring knowledge, obscuring perception }
Cartesian Product
$$A \times B =$$
{ (accomodator, creating obstacles),
(accomodator, deluding),
(accomodator, obscuring knowledge),
(accomodator, obscuring perception),
(assimilator, creating obstacles),
(assimilator, deluding),
(assimilator, obscuring knowledge),
(assimilator, obscuring perception),
(converger, creating obstacles),
(converger, deluding),
(converger, obscuring knowledge),
(converger, obscuring perception),
(diverger, creating obstacles),
(diverger, deluding),
(diverger, obscuring knowledge),
(diverger, obscuring perception) }