Definitions | t T, x:A. B(x), Msg(M), type List, f(a), Id, x:A B(x), tag(k), lnk(k), act(k), islocal(k), isrcv(k), kindcase(k; a.f(a); l,t.g(l;t)), x:A B(x), left + right, Knd, Type, if b then t else f fi , x.A(x), b, P  Q, IdLnk,  x,y. t(x;y),  x. t(x), P Q, es-T(es), es-Send(es), es-M(es), es-vartype(es; i; x), es-V(es), es-send(es; i), es-Msg(es), es-state(es; i), es-kindtype(es; i; k), event_system{i:l} |