| Definitions | s = t, t  T, x:A  B(x),  x:A. B(x), ES, chain_config(), AbsInterface(A), Type, chain_sys(Cmd), valid-sys-dcdr{i:l}(es;Config;Cmd;Sys), a:A fp B(a), strong-subtype(A;B), P   Q,  , E,  b, valid-sys(es;Config;Sys;e), x:A  B(x), A c B, Dec(P), e  X, decidable valid-sys, f(a), {x:A| B(x)} , E(X), left + right, let x,y = A in B(x;y), t.1, case b of inl(x) => s(x) | inr(y) => t(y), if b then t else f fi ,  , Id, (e <loc e'), inr x , "$token", type List, X(e), ccpred?(x), inl x , Atom, Top, loc(e), P & Q,  A,  x.A(x),  x. t(x), e<e'. P(e), ccpred-id(x),  e<e'.P(e), ccsucc?(x), cctail?(x), P  Q, cchead?(x), Unit, ff, tt, False, True, EqDecider(T), IdLnk, EOrderAxioms(E; pred?; info), EState(T), Knd, x,y. t(x;y), kindcase(k; a.f(a); l,t.g(l;t) ), Msg(M),  ,  , val-axiom(E;V;M;info;pred?;init;Trans;Choose;Send;val;time), e < e', r  s, constant_function(f;A;B), loc(e), kind(e), SWellFounded(R(x;y)), pred!(e;e'), Void,  x:A.B(x), S  T, suptype(S; T), first(e), <a, b>, pred(e) |