%path = "maths/numbers/NZQR" %kind = 0 %level = 9 Given two integers \(a\) and \(b\), with \(a {{'<>'[g.a.is_positive]}} 0\) and \(b={{g.rep[1].replace('*','')}}\), which expression is always a natural numbers?
%include('r/a2/x_')