How can I minimize 1/(x*x) in CVX?

1

I have variable x(n).

I would like to minimize 1*(x .* x).

minimize(sum(inv_pos(x))) works, minimize(sum( pow_p(x, 2))) works.

But minimize(sum( inv_pos(pow_p(x,2))) fails.

How can I optimize 1/(x*x) ?

2

Doesn’t sum(pow_p(x,-2)) work?