Union
$$A \cup B =$$
{ aries, cancer, capricorn, cause, cessation, libra, path, suffering }
Symmetric Difference
$$A \ominus B =$$
{ aries, cancer, capricorn, cause, cessation, libra, path, suffering }
Difference
$$A - B =$$
{ aries, cancer, capricorn, libra }
Difference
$$B - A =$$
{ cause, cessation, path, suffering }
Cartesian Product
$$A \times B =$$
{ (aries, cause),
(aries, cessation),
(aries, path),
(aries, suffering),
(cancer, cause),
(cancer, cessation),
(cancer, path),
(cancer, suffering),
(capricorn, cause),
(capricorn, cessation),
(capricorn, path),
(capricorn, suffering),
(libra, cause),
(libra, cessation),
(libra, path),
(libra, suffering) }
Astrological sign