Definitions | x f y, i= j, t T, {T}, P  Q, x:A. B(x), SQType(T), , s = t, Prop, s ~ t, #$n, left+right, P Q, Dec(P), a<b, E, w-pred(w;e), x.A(x), w-info(w;e), Id, pred!(e;e'), A B, Void, x:A B(x), False, A, {x:A| B(x) }, , rel_exp(T;R;n), f(a), time(e),  , x:A B(x), x:A. B(x), R^+, e < e', World, FairFifo, P & Q, n-m, b,  b, , P  Q, Unit, -n, n+m |