Definitions | true , t T, False, P  Q, isl(x), , A, A B, , {x:A| B(x) }, , inl(x), x:A. B(x), b, x:A B(x), a<b, #$n, x:A B(x), P & Q, i j < k, {i..j }, false , Type, Prop, True, i j,  b, s = t, i< j, T, P  Q, P  Q, Unit, left+right, data(T), Atom$n, Id, ptr(tab), ||tab|| , next(tab), secret-table(T) |