Definitions | Void, n - m, n+m, -n, #$n, A B, A, False, i j , P Q, {x:A| B(x)} , x:A. B(x), P Q, P Q, left + right, x:A. B(x), A c B, a < b, P & Q, x:A B(x), s = t, , x f y, f(a), rel_exp(T;R;n), , Type, x:AB(x), t T, , P Q, {T}, (i = j), Unit, , b, b, x.A(x) |