Union
$$A \cup B =$$
{ forward/back, left/right, logopoeia, melopoeia, phanopoeia, pitch, roll, up/down, yaw }
Symmetric Difference
$$A \ominus B =$$
{ forward/back, left/right, logopoeia, melopoeia, phanopoeia, pitch, roll, up/down, yaw }
Difference
$$B - A =$$
{ forward/back, left/right, pitch, roll, up/down, yaw }
Cartesian Product
$$A \times B =$$
{ (logopoeia, forward/back),
(logopoeia, left/right),
(logopoeia, pitch),
(logopoeia, roll),
(logopoeia, up/down),
(logopoeia, yaw),
(melopoeia, forward/back),
(melopoeia, left/right),
(melopoeia, pitch),
(melopoeia, roll),
(melopoeia, up/down),
(melopoeia, yaw),
(phanopoeia, forward/back),
(phanopoeia, left/right),
(phanopoeia, pitch),
(phanopoeia, roll),
(phanopoeia, up/down),
(phanopoeia, yaw) }