Union
$$A \cup B =$$
{ adoration, becoming, being, contemplation, equanimity, knowing, non-attachment, repentance, willing, worshipping }
Symmetric Difference
$$A \ominus B =$$
{ adoration, becoming, being, contemplation, equanimity, knowing, non-attachment, repentance, willing, worshipping }
Difference
$$B - A =$$
{ adoration, contemplation, equanimity, non-attachment, repentance, worshipping }
Cartesian Product
$$A \times B =$$
{ (becoming, adoration),
(becoming, contemplation),
(becoming, equanimity),
(becoming, non-attachment),
(becoming, repentance),
(becoming, worshipping),
(being, adoration),
(being, contemplation),
(being, equanimity),
(being, non-attachment),
(being, repentance),
(being, worshipping),
(knowing, adoration),
(knowing, contemplation),
(knowing, equanimity),
(knowing, non-attachment),
(knowing, repentance),
(knowing, worshipping),
(willing, adoration),
(willing, contemplation),
(willing, equanimity),
(willing, non-attachment),
(willing, repentance),
(willing, worshipping) }
On the Fourfold Root of the Principle of Sufficient Reason