$($b$)$

A $=\{1,\{1,3\},\{1\},\{3,1\}\}$

B $=\{2,\{\}\}$

C $=\{\backslash$alpha $,\backslash$beta $\}$

Determine the following:

$($i$)$ A $\backslash$times B $\backslash$times C

$($ii$)$ A $\backslash$times $($B $\backslash$times C$)$