Definitions | false , t T, #$n, x:A. B(x), {i..j }, , a<b, A B, x:A B(x), P & Q, i j < k, P  Q, False, A, {x:A| B(x) }, x:A B(x), f(a), p  q, x.A(x), true , primrec(n;b;c), , , s = t, Prop, b,  b, P  Q, Unit, left+right, A/x,y. B(x;y), Type, eq_seq(eq), i= j |