I would like to know how to write the following probability in a scientific way:
$S=P(x_{1}<y, x_{2}<y,..., x_{n}<y, x_{1}>0, x_{2}>0,..., x_{n}>0)$
Can I use matrix notation for proper representing these multiple conditions such that:
$S=P(X<y, X>0)$
where $ X=[x_{1},x_{2},...,x_{n}]$