Table 1.

Invariance example

Set	${\gamma }_S\left(e=1\right)$	${\gamma }_S\left(e=2\right)$	Invariant?	$V_S\left(e=1\right)$	$V_S\left(e=2\right)$	Invariant?
$S=Ø$	—	—	Yes	2	5	No
$S=\left\{1\right\}$	4/9	5/12	No	18/81	5/6	No
$S=\left\{2\right\}$	1	1	Yes	1	1	Yes
$S=\left\{\mathrm{1,2}\right\}$	(2/5, 1/5)	(1/4,1/2)	No	1/5	1/2	No